| [{"i":"Hcvp8","f":"5q1k/1pp3pp/p7/3Np1QP/4P2n/5r2/PP5P/3R1R1K w - - 4 25","m":"g5h4 f3f1 d1f1 f8f1","r":534,"t":"endgame mate mateIn2 short"},{"i":"HdRAn","f":"8/p2r2k1/1p4pp/1Q6/8/8/PP1r4/K3q2R w - - 0 34","m":"h1e1 d2d1 e1d1 d7d1","r":546,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"HdwzE","f":"3N4/pp4p1/3r2k1/8/4p2p/4p3/P3R1PP/6K1 w - - 2 32","m":"d8b7 d6d1 e2e1 d1e1","r":414,"t":"endgame mate mateIn2 short"},{"i":"He5t8","f":"1kr5/pppR4/2p5/8/4Pq2/2N5/PPP1K1P1/3R4 b - - 1 23","m":"c8f8 d7d8 f8d8 d1d8","r":592,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HeNme","f":"4r1k1/5p1p/6p1/1p6/2q5/4P1PP/p1P5/B1KRN3 b - - 0 38","m":"e8e3 d1d8 e3e8 d8e8","r":448,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"HeOVc","f":"2r3k1/5pp1/7p/8/1n2P3/R7/3R1PPP/6K1 w - - 1 33","m":"a3b3 c8c1 d2d1 c1d1","r":402,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HeZYY","f":"2r3k1/p4p1p/1p4pB/3bq3/8/3Q3P/P4PP1/3R2K1 b - - 1 28","m":"d5e6 d3d8 c8d8 d1d8","r":585,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"HfCnZ","f":"2r1r1k1/3bQ2p/4p1pB/pp1pP3/4q3/PP6/5RPP/5R1K b - - 3 33","m":"e8e7 f2f8 c8f8 f1f8","r":587,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"HfZI3","f":"2r2rk1/1p4pp/2n1B3/pq1pP3/1P1P4/P3bQ1P/6P1/R4R1K b - - 0 22","m":"g8h8 f3f8 c8f8 f1f8","r":520,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Hfd4B","f":"6rk/1p1Pq2p/p6R/5p1Q/P7/1P6/6PP/7K w - - 0 41","m":"h5f5 e7e1 f5f1 e1f1","r":502,"t":"endgame mate mateIn2 short"},{"i":"HfmIX","f":"7k/8/6pK/R7/1n6/2r4P/p5P1/8 b - - 1 47","m":"c3c1 a5a8 c1c8 a8c8","r":532,"t":"endgame mate mateIn2 short"},{"i":"HgAQu","f":"7k/p4R1p/6p1/1p1pr3/1Pp3b1/2P1N3/P5PP/7K w - - 0 37","m":"e3g4 e5e1 f7f1 e1f1","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HgAab","f":"6k1/pp3ppp/7r/8/3r3q/2Q1NP2/PPP3P1/5RK1 b - - 1 24","m":"h4f4 c3c8 d4d8 c8d8","r":568,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Hgl7O","f":"2r3k1/1p1R1ppp/p3p3/8/2r2B2/5P2/PP3P1P/1K1R4 b - - 0 21","m":"c4f4 d7d8 c8d8 d1d8","r":568,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HhUkK","f":"r3q2k/ppB1b1pp/2p1Q3/3p2N1/3P4/2P3P1/Pr5P/R3R1K1 b - - 1 20","m":"e7g5 e6e8 a8e8 e1e8","r":531,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"HhsZD","f":"q4rk1/1b3pp1/2pN3p/2p1B3/4P3/1Q1P4/1P3PPP/6K1 w - - 2 25","m":"d6b7 a8a1 b3d1 a1d1","r":527,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HhtWl","f":"8/7R/8/3P4/6p1/5rk1/5r2/3R3K w - - 1 56","m":"d5d6 f2f1 d1f1 f3f1","r":582,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"HiKvx","f":"3r2k1/5ppp/p7/1p2R3/8/2r3PP/P4PK1/4R3 b - - 1 32","m":"c3c7 e5e8 d8e8 e1e8","r":413,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HiPzD","f":"r3r2k/p1p3pp/1pq5/4pQ2/8/8/PPP3PP/4RR1K b - - 0 32","m":"e8f8 f5f8 a8f8 f1f8","r":531,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HiVCC","f":"3r2k1/5ppp/8/4n3/3QN3/8/Pr3PPP/2R3K1 b - - 0 24","m":"d8d4 c1c8 d4d8 c8d8","r":421,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HiabO","f":"1B1r2k1/5p1p/p3p1p1/8/2p5/PPQ4P/5PP1/6K1 w - - 0 32","m":"b8h2 d8d1 c3e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Hij1k","f":"r1b1R1k1/1p3pbp/p2B1np1/2P5/Q7/8/Pq3PPP/6K1 b - - 2 23","m":"f6e8 a4e8 g7f8 e8f8","r":592,"t":"mate mateIn2 middlegame short"},{"i":"HiqnA","f":"8/2k2N2/p3P1p1/1p1B4/8/4r3/4r1PP/3R3K w - - 1 38","m":"f7g5 e2e1 d1e1 e3e1","r":467,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Hjex4","f":"1k1r4/ppp3p1/5pp1/3R4/5PP1/P4n1P/1PP5/1K2R3 b - - 0 26","m":"d8d5 e1e8 d5d8 e8d8","r":565,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HkBwW","f":"4r1k1/5ppp/1R6/p7/4Q3/6P1/5PKP/8 b - - 0 27","m":"e8e4 b6b8 e4e8 b8e8","r":496,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Hkbh4","f":"8/ppp3kp/3b2p1/3Prb2/2B5/1Q5P/PP4PK/8 w - - 4 32","m":"h2h1 e5e1 c4f1 e1f1","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Hlt4M","f":"4Qb1k/p1p4p/3p1r2/4p3/4P3/1PP2pP1/P4P1q/5RRK w - - 0 25","m":"h1h2 f6h6 e8h5 h6h5","r":518,"t":"endgame mate mateIn2 short"},{"i":"HlvQU","f":"6k1/p3r3/4r1R1/2p1p3/2Pp4/1P2qP1P/P5Q1/6RK b - - 0 41","m":"e6g6 g2g6 e7g7 g6g7","r":451,"t":"endgame mate mateIn2 short"},{"i":"Hm1VG","f":"2r2k2/1R2ppbp/2Np2p1/8/8/5P2/3B2PP/6K1 b - - 0 32","m":"c8c6 b7b8 c6c8 b8c8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HmBMr","f":"7k/5r1p/p2r1p1P/2p1R1p1/1p2P3/2P5/6P1/5RK1 b - - 0 39","m":"b4c3 e5e8 f7f8 e8f8","r":410,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"HmGIq","f":"rn4k1/5ppp/p7/1pP1r3/2p5/P1N5/1P2B1bP/2KR3R b - - 1 18","m":"g2h1 d1d8 e5e8 d8e8","r":587,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"HmMJy","f":"r3r1k1/p5pp/2p1Q3/1p2PR2/1B1Pn3/4q3/PP4PP/5R1K b - - 0 20","m":"e8e6 f5f8 a8f8 f1f8","r":408,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"HmSy2","f":"1r4k1/5ppp/R7/pN1p4/8/7P/5PP1/5K2 b - - 0 39","m":"b8b5 a6a8 b5b8 a8b8","r":435,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HmTyC","f":"8/3r4/p7/1pp3N1/7P/6k1/PP2R3/6K1 w - - 0 32","m":"h4h5 d7d1 e2e1 d1e1","r":513,"t":"endgame mate mateIn2 short"},{"i":"HmXzt","f":"5k2/1r3p1p/3p1pp1/P7/8/4P3/5PPP/3R2K1 w - - 3 32","m":"d1d6 b7b1 d6d1 b1d1","r":462,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Hn3qg","f":"2rQ2kr/5ppp/p4n2/8/8/8/2P3PP/3R3K b - - 8 30","m":"c8d8 d1d8 f6e8 d8e8","r":551,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HnBOZ","f":"r3r1k1/1b3p1p/ppnB2p1/6Q1/2p1q3/1BP5/PP3PPP/3R1RK1 w - - 0 21","m":"f1e1 e4e1 d1e1 e8e1","r":554,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"HnMlm","f":"2r3k1/1p3p1p/p5p1/3q4/P7/1P6/5PPP/3Q2K1 w - - 0 32","m":"d1d5 c8c1 d5d1 c1d1","r":527,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"HnQup","f":"2kr1b1r/pp4pp/8/2p5/4n3/8/PPP2PPP/R1B1R1K1 w - - 0 18","m":"e1e4 d8d1 e4e1 d1e1","r":500,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HnXeU","f":"3r2k1/3r1pp1/p3p2p/1p6/4NP1Q/P1P1n3/1P6/2K4R w - - 6 32","m":"h1g1 d7d1 g1d1 d8d1","r":494,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"HnytP","f":"r1b4k/1p3r1p/p3N1p1/P3R3/8/1B5P/1P1n2K1/3R4 b - - 15 40","m":"d2b3 d1d8 f7f8 d8f8","r":574,"t":"mate mateIn2 middlegame short"},{"i":"Ho0cP","f":"6k1/1b3q1p/p3prp1/2p1R3/2P5/6Q1/P1B3PP/R6K w - - 1 28","m":"e5e2 f6f1 a1f1 f7f1","r":495,"t":"mate mateIn2 middlegame short"},{"i":"Ho4mA","f":"5rk1/5ppp/P3p3/8/2b5/4KPq1/3Qn1P1/R2R4 b - - 4 36","m":"f8b8 d2d8 b8d8 d1d8","r":546,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"Ho7dR","f":"2k4r/Qp1qn1p1/n1p1Np1p/2P5/5B2/2Pr4/5PPP/RR4K1 w - - 3 26","m":"a1a6 d3d1 b1d1 d7d1","r":572,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"HoTF0","f":"2r2k2/5pp1/1R1Pp1p1/p7/P7/2P5/5PPP/6K1 b - - 0 31","m":"c8c3 b6b8 c3c8 b8c8","r":575,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"HoTQE","f":"5k1r/4pB1n/p2pPb2/2p5/Pp1n1PR1/6R1/P1PK4/8 b - - 2 36","m":"d4f5 g4g8 h8g8 g3g8","r":530,"t":"mate mateIn2 middlegame operaMate short"},{"i":"HoVqv","f":"3r1rk1/p1p2ppp/2p5/4P3/8/8/PP3qPP/RN3R1K w - - 0 20","m":"f1f2 d8d1 f2f1 d1f1","r":520,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HobfY","f":"r3R1k1/p4pB1/5Pp1/7p/8/2p4K/r7/4R3 b - - 1 42","m":"a8e8 e1e8 g8h7 e8h8","r":433,"t":"endgame mate mateIn2 operaMate short"},{"i":"Hoti8","f":"3r4/pq2kppp/R3p3/3pP3/3P4/8/2PQ1PPP/6K1 w - - 1 24","m":"a6a3 b7b1 d2c1 b1c1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HpEN1","f":"2rQ2k1/5ppp/8/5P2/8/3R1N2/4q1PP/6K1 b - - 2 33","m":"c8d8 d3d8 e2e8 d8e8","r":415,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HpYGq","f":"4r1k1/2q2pp1/7p/R2P1N2/4r3/1pQ5/1P3PPP/R5K1 w - - 1 29","m":"c3c7 e4e1 a1e1 e8e1","r":489,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HpZbA","f":"R7/P5n1/5pk1/6p1/8/r3p3/6PP/1R4K1 w - - 3 47","m":"b1b7 a3a1 b7b1 a1b1","r":435,"t":"endgame mate mateIn2 short"},{"i":"HqC6X","f":"8/R4p1k/6p1/2P1b2p/1r2p3/4P3/2R2PPP/6K1 w - - 4 30","m":"h2h3 b4b1 c2c1 b1c1","r":420,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"HqDEe","f":"4k3/1R4pp/5p2/3RpP2/2r1n3/8/6PP/6K1 w - - 3 35","m":"b7g7 c4c1 d5d1 c1d1","r":505,"t":"endgame mate mateIn2 short"},{"i":"HqDiC","f":"2r3k1/2R2ppp/4p3/4P3/5B2/8/4bPPP/1R4K1 b - - 0 25","m":"c8c7 b1b8 c7c8 b8c8","r":417,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HqE5J","f":"r5k1/1pp2pp1/7p/1p2p3/4P3/1bP5/PP1R1PPP/6K1 w - - 0 22","m":"a2b3 a8a1 d2d1 a1d1","r":427,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HqIOO","f":"r5k1/5ppp/p1R1p3/8/1P1P4/8/2Rn1PPP/r1N3K1 b - - 4 26","m":"d2b3 c6c8 a8c8 c2c8","r":541,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HqSv5","f":"5rk1/1p2rpp1/p6p/3R4/5bB1/P1N3RP/1P4P1/7K w - - 3 27","m":"g3f3 e7e1 f3f1 e1f1","r":482,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"HqZxd","f":"4rk2/5p2/ppr5/1p2P3/7R/4q2P/PP3PPB/4R1K1 w - - 0 31","m":"e1e3 c6c1 e3e1 c1e1","r":493,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HqcwD","f":"1r4k1/5p2/6p1/2ppb3/4p1R1/2P4P/P1Q1q1P1/7K w - - 0 33","m":"c2e2 b8b1 e2d1 b1d1","r":532,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"HrE4A","f":"2r3k1/5p2/1p1p2pp/p3b3/P3P3/3R3P/5PP1/1R4K1 w - - 0 28","m":"b1b6 c8c1 d3d1 c1d1","r":519,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"HrFSo","f":"8/3k1pp1/p3p2p/3p4/3P1P2/Br6/2R3PP/7K w - - 3 28","m":"a3c5 b3b1 c2c1 b1c1","r":575,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HrHCy","f":"3r2k1/1pqrbppp/p4B2/2pp4/2P4P/1P3BP1/P3QPK1/3RR3 b - - 0 21","m":"e7f6 e2e8 d8e8 e1e8","r":484,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"HrWnY","f":"5r2/ppp3k1/6p1/8/3qN3/8/PPP5/1K1R4 w - - 0 27","m":"d1d4 f8f1 d4d1 f1d1","r":416,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HrjGe","f":"k2r2r1/pp3p2/2pq3p/3P3P/1n3P2/2B4Q/PP4P1/1K1R1R2 w - - 1 24","m":"d5c6 d6d1 f1d1 d8d1","r":499,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"HrmQP","f":"5rk1/1p4p1/p2bpq1B/3p4/1P4Q1/2P4P/P5P1/R6K w - - 1 29","m":"h6g7 f6f1 a1f1 f8f1","r":585,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"Hrsbn","f":"8/4kppp/4p3/3P4/r7/2r5/5PPP/2R3K1 w - - 0 26","m":"c1c3 a4a1 c3c1 a1c1","r":537,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HrvOX","f":"6k1/pb2qppp/8/1Br5/8/4p1P1/7P/3Q2K1 b - - 1 39","m":"e7e4 d1d8 e4e8 d8e8","r":423,"t":"endgame mate mateIn2 short"},{"i":"HsAe9","f":"4r1k1/5ppp/8/1p1nN3/1P6/7P/5KP1/2R5 b - - 0 36","m":"e8e5 c1c8 e5e8 c8e8","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HsKQN","f":"1k2r2r/qp4pp/p2b4/3N4/3P4/5b2/PPQ3PP/R1B2R1K w - - 0 20","m":"f1f3 e8e1 f3f1 e1f1","r":573,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"HsR3V","f":"8/6k1/5q2/7Q/P4b2/7P/6P1/7K w - - 3 55","m":"h5d5 f6a1 d5d1 a1d1","r":560,"t":"endgame mate mateIn2 short"},{"i":"HsSgb","f":"4q1k1/pp3pp1/4rn1p/8/2N5/5Q2/PP3PPP/2Rr2K1 w - - 0 27","m":"c1d1 e6e1 d1e1 e8e1","r":459,"t":"endgame mate mateIn2 short"},{"i":"HsYEY","f":"1r4k1/5pp1/4pn1p/3p4/3P4/3BP1P1/1Q3PP1/2R3K1 b - - 0 30","m":"b8b2 c1c8 f6e8 c8e8","r":435,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Hsla9","f":"6k1/pp3p1p/6p1/2R5/2P2P2/2N5/PPr3PP/7K w - - 1 27","m":"c5b5 c2c1 c3d1 c1d1","r":455,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Hsler","f":"1b6/2r2kp1/R6p/1p6/8/PN3N1P/1P3PP1/6K1 w - - 1 39","m":"b3d4 c7c1 f3e1 c1e1","r":507,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"HsnJx","f":"r3r1k1/ppp2ppp/2n5/8/3P2b1/B3RN2/P4PPP/4R1K1 b - - 6 16","m":"g4f3 e3e8 a8e8 e1e8","r":467,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Hsnqf","f":"1rb3k1/p1q1rp1p/1p2p1pB/4Q3/8/2P2BP1/P3PP1P/1R1R2K1 b - - 0 19","m":"c7e5 d1d8 e7e8 d8e8","r":484,"t":"kingsideAttack master mate mateIn2 middlegame pillsburysMate short"},{"i":"HtBuV","f":"8/p4pk1/1p2p1pp/8/P1N5/1r6/5PPP/3R2K1 w - - 0 34","m":"d1d7 b3b1 d7d1 b1d1","r":484,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HtPX1","f":"4r1k1/pp3pp1/2p1q2p/8/3P4/2P1BQ2/PP1n1PPP/4R1K1 w - - 2 22","m":"e3d2 e6e1 d2e1 e8e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Htbh1","f":"2r4k/4q2p/6p1/4p1RP/2BnPp2/pP1K1P2/P2N4/6R1 b - - 2 40","m":"g6h5 g5g8 c8g8 g1g8","r":588,"t":"mate mateIn2 middlegame operaMate short"},{"i":"Htmuj","f":"5n1k/p3q1pp/8/8/4pQ2/P6P/1Pr3P1/5R1K b - - 1 35","m":"e4e3 f4f8 e7f8 f1f8","r":533,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HuHSY","f":"r3r1k1/ppp1qppp/2p2n2/4P1B1/2b5/2P2Q2/P1P2PPP/R3R1K1 w - - 0 14","m":"e5f6 e7e1 a1e1 e8e1","r":589,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"HuVzX","f":"4r1k1/5pp1/7p/pB1P4/3Q4/1P4Pb/P4P1P/3Rq1K1 w - - 3 32","m":"d1e1 e8e1 b5f1 e1f1","r":502,"t":"endgame mate mateIn2 operaMate short"},{"i":"HuYbp","f":"1r1Q2k1/5ppp/8/1qp1p3/p3P3/PP3P2/2P3PP/3R2K1 b - - 0 29","m":"b8d8 d1d8 b5e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Hun5Y","f":"6nk/4Q1pp/8/r3p3/8/3P4/5PPP/1R4K1 w - - 3 35","m":"b1b8 a5a1 b8b1 a1b1","r":480,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HusAR","f":"2r3k1/p4ppp/8/8/3R2P1/5r2/2P4P/2KR4 b - - 1 24","m":"f3f2 d4d8 c8d8 d1d8","r":528,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HuxwN","f":"2r3k1/1p3p1p/p2p2p1/4p3/4P3/P7/1P3PPP/3R2K1 w - - 0 22","m":"d1d6 c8c1 d6d1 c1d1","r":430,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Hv48t","f":"4r1k1/p1p2pp1/4r2p/3Q4/NPP5/P7/5bPP/q4R1K w - - 0 22","m":"f1a1 e6e1 a1e1 e8e1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HvaZ8","f":"3R4/p4pkp/4p3/4Np2/P7/1P2P3/2r2PPP/6K1 w - - 1 25","m":"d8d7 c2c1 d7d1 c1d1","r":429,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Hvo6O","f":"r1bqr1k1/pp2bpp1/2p2B1p/3p4/3P4/2NB1N2/PnP1QPPP/R3R1K1 b - - 0 14","m":"e7f6 e2e8 d8e8 e1e8","r":558,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"Hw6Ew","f":"r5k1/1R3ppp/p7/3p4/1R1NrP2/7P/P4nPK/8 b - - 4 30","m":"e4f4 b7b8 a8b8 b4b8","r":500,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HwRlj","f":"7k/2pr4/p6p/1p2q3/5p2/2P5/PP3PPP/4R1K1 w - - 0 31","m":"e1e5 d7d1 e5e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HwokO","f":"1k6/pppr1prp/3p2p1/3P4/2P5/5P2/PP4PP/2KRR3 b - - 1 19","m":"f7f5 e1e8 d7d8 e8d8","r":449,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"HwxB0","f":"4q3/2p3kp/p2b2p1/1p1P1p2/2P5/1B1Q1N1P/PP1R2P1/4r2K w - - 1 41","m":"f3e1 e8e1 d3f1 e1f1","r":400,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"HxL5C","f":"6rk/5pp1/1Q1pp2p/7r/2p5/P1P5/BPP2q2/1K5R w - - 0 31","m":"b6f2 h5h1 f2e1 h1e1","r":576,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"HxMdr","f":"r7/8/1P6/6R1/4p3/3k2PP/8/3K4 w - - 1 46","m":"g5b5 a8a1 b5b1 a1b1","r":520,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"HxMqR","f":"1r4k1/4Rppp/1q6/3p4/p2P2n1/6P1/r1P1QPP1/3R2K1 b - - 1 31","m":"b6f6 e7e8 b8e8 e2e8","r":497,"t":"mate mateIn2 middlegame short"},{"i":"HxwtW","f":"4r2k/5Qpp/p7/8/8/3rq3/PPP2NPP/R5K1 w - - 0 26","m":"c2d3 e3e1 a1e1 e8e1","r":557,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"HyKDd","f":"3r2k1/5p1p/6p1/p3P3/1pb1RP2/3r1BbP/P5P1/R1B4K w - - 5 29","m":"e4c4 d3d1 f3d1 d8d1","r":528,"t":"mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"HyYRO","f":"2k5/ppp1n3/5p2/8/7N/1P1b4/P1Pr1PPP/4R1K1 w - - 0 23","m":"e1e7 d2d1 e7e1 d1e1","r":473,"t":"backRankMate endgame mate mateIn2 short"},{"i":"HybpY","f":"2k1r3/ppp1r2p/6p1/1P3p2/8/1Q6/P5PP/q1R4K w - - 0 28","m":"c1a1 e7e1 a1e1 e8e1","r":434,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"HypXk","f":"3r3r/Bkp2ppp/1p6/4P3/4P1Q1/R7/PP3RPP/3q3K w - - 1 25","m":"g4d1 d8d1 f2f1 d1f1","r":406,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Hz66o","f":"6k1/2R2p1p/ppb3pB/3p4/2nP1K2/7r/7P/8 b - - 1 33","m":"c4a5 c7c8 c6e8 c8e8","r":491,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"HzC5N","f":"7k/pR4p1/2p1p2p/4P3/4B3/6KP/PP4P1/5rb1 b - - 5 28","m":"g1e3 b7b8 f1f8 b8f8","r":515,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Hzl91","f":"4r2k/1pb4p/p1p4B/7P/8/2P5/PP4P1/5R1K w - - 2 35","m":"f1f7 e8e1 f7f1 e1f1","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"I04eW","f":"2r5/1Q3pkp/3bb1p1/8/8/5B1P/5PP1/R5K1 w - - 3 28","m":"a1a8 c8c1 f3d1 c1d1","r":545,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"I0ULu","f":"r1b4k/pp4pp/1b1q1n2/2p2p1Q/2BP4/8/PPP2PPP/RN2R1K1 b - - 1 16","m":"f6h5 e1e8 d6f8 e8f8","r":572,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"I0V80","f":"1r5k/6p1/R1p2p2/5Br1/P2p1KP1/8/2P5/8 b - - 0 42","m":"b8b2 a6a8 b2b8 a8b8","r":594,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"I0mii","f":"2k4r/ppp1R1p1/8/8/PP4p1/2Pr4/5PP1/RNB3K1 w - - 0 20","m":"c1f4 d3d1 e7e1 d1e1","r":478,"t":"endgame mate mateIn2 short"},{"i":"I0rqK","f":"6k1/pp3ppp/3r4/5R2/P5R1/4n1P1/1P5P/7K w - - 1 39","m":"g4e4 d6d1 f5f1 d1f1","r":493,"t":"endgame master mate mateIn2 short"},{"i":"I1Biq","f":"5r2/4k3/b1p1pr2/p2pN3/1P1P4/P5pP/2B1R1P1/4R1K1 w - - 2 36","m":"e2e3 f6f1 e1f1 f8f1","r":563,"t":"mate mateIn2 middlegame operaMate short"},{"i":"I1MYI","f":"5k2/5pp1/7p/3N4/pR4P1/6KP/2r2r2/8 b - - 1 40","m":"f2d2 b4b8 c2c8 b8c8","r":510,"t":"endgame mate mateIn2 short"},{"i":"I1OQ7","f":"r1b2r1k/1ppp2pP/8/p2p4/1n1P4/3BR3/PPP2Q1P/2K4R b - - 0 19","m":"f8f2 e3e8 f2f8 e8f8","r":421,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"I1ju6","f":"2kr3r/pppqp2p/2n1b3/8/Q7/2b2N2/PPPB1PPP/1K1R3R w - - 0 16","m":"d2c3 d7d1 h1d1 d8d1","r":586,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"I1lw9","f":"6k1/2q2ppp/pr2p3/3p4/8/8/P4PPP/2Q3K1 w - - 0 36","m":"c1c7 b6b1 c7c1 b1c1","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"I1ml7","f":"1k2R2r/pp1r2pp/5pn1/1NpP4/2P5/8/PP4PP/4R1K1 b - - 10 20","m":"h8e8 e1e8 d7d8 e8d8","r":455,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"I1oRt","f":"2r5/3R1pp1/4p1k1/1p6/2P5/1P6/P4PPP/6K1 w - - 0 25","m":"c4b5 c8c1 d7d1 c1d1","r":599,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"I1yXW","f":"r5k1/p5pp/1p2R1n1/2p2pN1/7P/2P5/PP1r2P1/4R1K1 b - - 0 30","m":"g6h4 e6e8 a8e8 e1e8","r":563,"t":"endgame mate mateIn2 short"},{"i":"I20zk","f":"6r1/2p1kprp/N3p2p/P3P3/1P6/3pbP2/7P/1R1R3K w - - 0 28","m":"d1d3 g7g1 b1g1 g8g1","r":569,"t":"endgame mate mateIn2 operaMate short"},{"i":"I2Ezq","f":"6k1/3bbpp1/p3p2p/1p2P3/1P2N3/PQ1B4/6PP/2rRq2K w - - 4 25","m":"d1e1 c1e1 d3f1 e1f1","r":476,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"I2js7","f":"2r5/PR3pkp/6p1/3p4/6n1/2N2N2/5nPP/6K1 w - - 5 29","m":"c3d5 c8c1 f3e1 c1e1","r":526,"t":"endgame mate mateIn2 short"},{"i":"I2q9i","f":"1k2Rr2/ppp5/3b4/5nq1/1P1P4/2P3P1/P3Q1K1/R7 b - - 1 26","m":"f8e8 e2e8 g5d8 e8d8","r":486,"t":"endgame mate mateIn2 short"},{"i":"I33nx","f":"4r3/p7/3n2R1/1k6/3B3P/2P3p1/PP2r1P1/R5K1 w - - 0 32","m":"g6d6 e2e1 a1e1 e8e1","r":424,"t":"endgame mate mateIn2 short"},{"i":"I3F4h","f":"r5k1/5ppp/8/3q4/8/8/5PPP/3R2K1 w - - 0 33","m":"d1d5 a8a1 d5d1 a1d1","r":492,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"I3XGA","f":"3rr1k1/ppR2ppp/5n2/4N3/8/Pn2B3/4RPPP/6K1 w - - 0 20","m":"e5f7 d8d1 e2e1 d1e1","r":501,"t":"backRankMate master mate mateIn2 middlegame short"},{"i":"I3oxx","f":"6k1/4p2p/6p1/5p2/Pr6/2r1PB2/5PPP/1R4K1 w - - 0 28","m":"b1b4 c3c1 f3d1 c1d1","r":429,"t":"backRankMate endgame mate mateIn2 short"},{"i":"I4Pyq","f":"Q4rk1/p4pp1/7p/2n4q/3pR1bP/3B2P1/PPP5/1K2R3 b - - 0 23","m":"f8a8 e4e8 a8e8 e1e8","r":453,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"I4QHQ","f":"5r1k/pp3r1p/3R2p1/2P1P3/1P6/8/2P3PP/3R3K w - - 1 38","m":"e5e6 f7f1 d1f1 f8f1","r":535,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"I4etc","f":"3r1r1k/1p4pQ/5p2/pP3P2/2Bq4/P4R2/6PP/R6K b - - 0 27","m":"h8h7 f3h3 d4h4 h3h4","r":583,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"I4l8D","f":"3r1rk1/ppp3p1/5qBp/3PP3/3p2Q1/4b3/PP4PP/R4RK1 w - - 1 24","m":"g1h1 f6f1 a1f1 f8f1","r":582,"t":"backRankMate master mate mateIn2 middlegame short"},{"i":"I4rn2","f":"8/p2q2pp/6k1/4p3/P6P/2Q2Pp1/6P1/R2q3K w - - 0 41","m":"a1d1 d7d1 c3e1 d1e1","r":400,"t":"endgame mate mateIn2 short"},{"i":"I5JHT","f":"5r1k/pp3rpp/2p5/8/1P5P/NQP4b/P2B3P/R6K w - - 3 24","m":"h1g1 f7f1 a1f1 f8f1","r":596,"t":"mate mateIn2 middlegame operaMate short"},{"i":"I5ivy","f":"8/8/4p3/2R2pk1/5n1p/R6P/1r3PK1/8 w - - 2 48","m":"g2f1 b2b1 c5c1 b1c1","r":534,"t":"endgame master mate mateIn2 short"},{"i":"I5lzA","f":"2k2b1r/1pp2pp1/p1p1b1qp/P7/3r1p2/2N4P/1PP1QPPN/3R1R1K b - - 1 23","m":"e6c4 e2e8 d4d8 d1d8","r":580,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"I5mrT","f":"2r3k1/2Q2ppp/8/8/2p5/4P1PP/5PK1/1R6 b - - 0 30","m":"c8c7 b1b8 c7c8 b8c8","r":503,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"I5wAo","f":"4R1rk/p4Qpp/1b6/8/1q2P3/6P1/P4PKP/8 b - - 1 30","m":"g8e8 f7e8 b4f8 e8f8","r":540,"t":"endgame mate mateIn2 short"},{"i":"I6JAn","f":"8/1pR3pk/1p2p3/1P6/8/P4N2/r4PPP/6K1 w - - 4 30","m":"c7b7 a2a1 f3e1 a1e1","r":475,"t":"backRankMate endgame mate mateIn2 short"},{"i":"I6PMw","f":"1r4k1/5p1p/p3p1p1/8/2q5/4P3/P4PPP/2R3K1 w - - 0 28","m":"c1c4 b8b1 c4c1 b1c1","r":431,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"I6gLq","f":"5rk1/1b5p/p4qp1/1pp5/3b4/PP3Q2/1P4PP/R4R1K w - - 0 23","m":"f3b7 f6f1 a1f1 f8f1","r":434,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"I6oLR","f":"N3R3/5kpp/n1r2p2/p7/8/P7/1P3PPP/6K1 w - - 4 33","m":"e8d8 c6c1 d8d1 c1d1","r":435,"t":"backRankMate endgame mate mateIn2 short"},{"i":"I6rBA","f":"4r1k1/p1p2ppp/8/4N3/1R6/P4PP1/7P/6K1 b - - 0 27","m":"e8e5 b4b8 e5e8 b8e8","r":410,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"I7nVn","f":"7k/pp2p2p/3pBppB/3P4/1P2P1K1/6P1/r6r/2R5 b - - 1 31","m":"h2h6 c1c8 h8g7 c8g8","r":562,"t":"endgame mate mateIn2 operaMate short"},{"i":"I7q3F","f":"7k/p1Q3p1/5q1p/8/2P2p2/1P2p3/P3r1PP/4R1K1 w - - 0 29","m":"e1e2 f6a1 e2e1 a1e1","r":479,"t":"endgame mate mateIn2 short"},{"i":"I7v6j","f":"6k1/1QP2p2/4p2p/4n3/8/6pP/2r3P1/4R1K1 w - - 0 44","m":"e1e5 c2c1 e5e1 c1e1","r":580,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"I8EoK","f":"3r2k1/pb3ppp/1p1r4/4q3/8/PNR2N2/1P3PPP/2R3K1 w - - 0 24","m":"f3e5 d6d1 c1d1 d8d1","r":401,"t":"mate mateIn2 middlegame short"},{"i":"I9EAV","f":"r1R3k1/1r1qpp1p/3b2p1/p2PB3/4P3/p6P/2Q2PP1/2R3K1 b - - 7 28","m":"a8c8 c2c8 d7c8 c1c8","r":517,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"I9g0D","f":"2r2r1k/1Q3pp1/p2bp3/1p6/1P1PB3/P4N1P/5PP1/R1q3K1 w - - 0 23","m":"a1c1 c8c1 f3e1 c1e1","r":474,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"I9jHH","f":"1r4k1/5p2/2R1p1p1/3p3p/1P1B4/5K2/5P1b/8 b - - 1 30","m":"b8b4 c6c8 g8h7 c8h8","r":551,"t":"endgame mate mateIn2 operaMate short"},{"i":"IABTF","f":"6k1/2p3pp/1Q2Pp2/3r4/8/7P/1KR3P1/8 b - - 0 34","m":"c7b6 c2c8 d5d8 c8d8","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"IAKQO","f":"5k2/1R3p2/1p2p1p1/pP1n4/P7/8/1Pr2PPP/3R2K1 w - - 4 25","m":"d1d5 c2c1 d5d1 c1d1","r":524,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IAVyB","f":"8/p4k2/4rn2/2P4p/P3q3/1P4Q1/5PPP/5RK1 w - - 0 35","m":"f1c1 e4e1 c1e1 e6e1","r":556,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"IAh3M","f":"3r2k1/5ppp/p7/P4p2/3RnP2/8/6PP/2R3K1 b - - 0 29","m":"d8d4 c1c8 d4d8 c8d8","r":430,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IAnik","f":"5bk1/5p1p/6p1/8/2r5/4P2P/P2q1PPB/3R2K1 w - - 0 32","m":"d1d2 c4c1 d2d1 c1d1","r":403,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IApkX","f":"6k1/6pp/p2q4/4p3/2r5/1P6/P2R1PPP/6K1 w - - 0 36","m":"d2d6 c4c1 d6d1 c1d1","r":471,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IAs4j","f":"3r2k1/1pp2pp1/1pn2n1p/1B3b2/8/PN2PN2/1P3PPP/R1B3K1 w - - 2 21","m":"b5c6 d8d1 f3e1 d1e1","r":594,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IAsEQ","f":"4r1k1/pp3pp1/3q1n1p/3pr3/8/1NPR1Q1P/PP3PP1/3R2K1 w - - 7 22","m":"b3d4 e5e1 d1e1 e8e1","r":566,"t":"kingsideAttack master mate mateIn2 middlegame short"},{"i":"IB4lU","f":"5r1k/6pp/p6b/1p1p1Q2/3P1Pr1/4P3/1P3P1P/2R4K b - - 0 36","m":"f8f5 c1c8 f5f8 c8f8","r":551,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IB8OB","f":"2r1rk2/pp3pp1/7p/n1n5/8/P1NP4/BPP4Q/1K2q2R w - - 0 28","m":"h1e1 e8e1 c3d1 e1d1","r":400,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IBFTJ","f":"1k3R1r/pp6/4B3/4P1q1/PP1P3p/8/5Qr1/7K b - - 1 36","m":"h8f8 f2f8 g5d8 f8d8","r":400,"t":"endgame mate mateIn2 short"},{"i":"IBO4L","f":"8/1b2qppk/p1p4p/8/P2P4/1B6/1rP2PPP/4R1K1 w - - 0 26","m":"e1e7 b2b1 e7e1 b1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IBQk9","f":"2r3k1/4p2p/6p1/8/8/1R3N2/5PPP/1Rr3K1 w - - 1 34","m":"b1c1 c8c1 f3e1 c1e1","r":491,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IBbMH","f":"r4b1k/ppp1p1pp/3pP3/3Pn3/5Q2/2N1P3/PqP3PP/R4RK1 b - - 1 17","m":"b2c3 f4f8 a8f8 f1f8","r":550,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IBoj7","f":"6k1/5pp1/p3pn2/1pR4P/2p2N2/P7/5r1r/KB6 b - - 2 37","m":"f2f4 c5c8 f6e8 c8e8","r":560,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"ICFHe","f":"r1b1r1k1/p4ppp/2p5/1p2B3/P1p1P3/2P5/2K2PPP/3R1B1R b - - 0 16","m":"e8e5 d1d8 e5e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ICQ6K","f":"3r2rk/1p3p1R/p2p4/3Q1N2/P3P3/5KP1/8/6q1 b - - 0 34","m":"h8h7 d5f7 g8g7 f7g7","r":583,"t":"endgame mate mateIn2 short"},{"i":"ICcps","f":"5r1k/1p3R1p/2p1R1pP/p7/8/8/PPP5/2K5 b - - 0 37","m":"f8f7 e6e8 f7f8 e8f8","r":466,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"ICj7J","f":"6kb/ppR2p1p/3p3P/1P1P4/P3r3/5KP1/8/4r3 b - - 2 41","m":"e4a4 c7c8 e1e8 c8e8","r":536,"t":"endgame mate mateIn2 short"},{"i":"ICprh","f":"1k1r4/4R3/2p3p1/4n1b1/4P3/1B6/PPP1N3/1K6 w - - 5 25","m":"e7e5 d8d1 e2c1 d1c1","r":494,"t":"endgame mate mateIn2 operaMate short"},{"i":"IDAzX","f":"4rrk1/p4p2/1p1N3p/4q1pR/2P5/2P5/P1Q2PPP/R5K1 w - - 0 27","m":"d6b5 e5e1 a1e1 e8e1","r":541,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"IDPNU","f":"6k1/pp3pp1/5pN1/3Q4/5Pn1/2P4P/Pr4P1/6qK w - - 0 30","m":"h1g1 b2b1 d5d1 b1d1","r":553,"t":"endgame mate mateIn2 short"},{"i":"IDV1k","f":"8/pp3r2/4Nq1k/2PPp1pp/4P3/4b3/P3Q1PP/5RK1 w - - 4 30","m":"g1h1 f6f1 e2f1 f7f1","r":483,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IDYOJ","f":"3r2k1/pp3pp1/4p2p/8/8/2P5/PP2qPPP/4R1K1 w - - 0 32","m":"e1e2 d8d1 e2e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IDsCx","f":"r5k1/p4ppp/4b3/2p5/2P4P/1P3qP1/P3R3/4Q1K1 b - - 4 27","m":"e6h3 e2e8 a8e8 e1e8","r":453,"t":"endgame mate mateIn2 short"},{"i":"IDwmC","f":"3r2k1/1p3ppp/p3p1n1/6P1/2q5/B7/P3Q1PP/7K w - - 0 25","m":"e2c4 d8d1 c4f1 d1f1","r":456,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IE08p","f":"6k1/1p3ppp/4p3/1q1pP3/QP3B2/7P/5PP1/2R3K1 b - - 0 28","m":"b5a4 c1c8 a4e8 c8e8","r":489,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IEC7w","f":"1k3Q2/pBp1q3/Pp1r3n/8/6p1/7P/1bP3P1/5R1K b - - 1 34","m":"e7f8 f1f8 d6d8 f8d8","r":485,"t":"endgame mate mateIn2 short"},{"i":"IEHUS","f":"8/1P3pkp/P2bp1p1/8/3P4/3Q3P/r5P1/7K w - - 1 49","m":"d3c4 a2a1 c4c1 a1c1","r":579,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IER0e","f":"1rr3k1/p2R1ppp/8/1P2P3/5P2/8/6PP/3R2K1 b - - 2 28","m":"b8b5 d7d8 c8d8 d1d8","r":515,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IEacr","f":"r5k1/p1p1qpp1/1p3n1p/4r3/8/1QP1B3/PP3PPP/R3R1K1 w - - 1 19","m":"e3d4 e5e1 a1e1 e7e1","r":466,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IEesI","f":"2r3k1/p2n1pp1/4p2p/3pP3/Nq6/2P2Q2/5PPP/6K1 w - - 0 25","m":"c3b4 c8c1 f3d1 c1d1","r":515,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IEvxL","f":"2r3k1/pp3ppp/1n3q2/3p4/1P1Nn3/P1r2P2/2P1Q1PP/3RR1K1 b - - 0 21","m":"e4g5 e2e8 c8e8 e1e8","r":454,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"IF8kE","f":"5r2/p3k2p/1p2p3/2p4N/2n3P1/7P/PPP1R3/2K5 w - - 5 28","m":"b2b3 f8f1 e2e1 f1e1","r":464,"t":"endgame mate mateIn2 short"},{"i":"IFN9l","f":"1k1r3r/p5pp/4p2n/2p1P3/P3b3/8/5PPP/RN2R1K1 w - - 0 23","m":"e1e4 d8d1 e4e1 d1e1","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IFVZh","f":"r1br2k1/ppp2ppp/2p2q2/4b3/8/1P2R3/R1P1QPPP/1N4K1 b - - 5 19","m":"e5f4 e3e8 d8e8 e2e8","r":595,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IFeCc","f":"6k1/5p1p/R5p1/8/p2BB3/2P2P1q/1r3P2/6K1 b - - 1 34","m":"b2a2 a6a8 h3c8 a8c8","r":595,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IFea0","f":"R7/1Pqn1pk1/4r1pp/4p3/1Q2P3/7P/5PPB/6K1 w - - 3 34","m":"b7b8q c7c1 b4e1 c1e1","r":581,"t":"mate mateIn2 middlegame short"},{"i":"IFgj0","f":"r2q2kr/2p2pp1/p4b1p/2Q2b2/3NR3/8/PPP2PPP/R1B3K1 w - - 5 19","m":"d4f5 d8d1 e4e1 d1e1","r":400,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IFj64","f":"r2r2k1/p4ppp/1p2p3/2n5/3R1P2/P1PbNN1P/1P4P1/3R2K1 b - - 8 21","m":"d3e2 d4d8 a8d8 d1d8","r":597,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IFjIl","f":"5q1k/4Q1pp/3p4/1pp5/4P3/2PP4/1P4PP/R5K1 b - - 0 27","m":"f8e7 a1a8 e7d8 a8d8","r":536,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IFoyq","f":"2r3k1/pp3p2/6p1/3q3p/4p3/4P3/P2Q1PPP/6KN w - - 0 26","m":"d2d5 c8c1 d5d1 c1d1","r":543,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IG79u","f":"2r5/pp1k1ppp/4p3/3p4/3qnP2/8/PP3PPP/RN1R2K1 w - - 0 17","m":"d1d4 c8c1 d4d1 c1d1","r":548,"t":"endgame mate mateIn2 short"},{"i":"IGi0A","f":"6k1/1br2p1p/6p1/1p2B3/1P2p1P1/PK5P/8/3R4 b - - 1 45","m":"c7e7 d1d8 e7e8 d8e8","r":473,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IGjE0","f":"5rk1/pp3rp1/2pp2np/6q1/3PP3/4Q1pP/PPP1R1P1/3NR2K w - - 2 28","m":"e3g5 f7f1 e1f1 f8f1","r":487,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IGpWJ","f":"3q3k/p4p1p/4p1pP/3p2Q1/3P2N1/8/P4P2/2R3K1 b - - 0 33","m":"d8g5 c1c8 g5d8 c8d8","r":446,"t":"endgame mate mateIn2 short"},{"i":"IGrUQ","f":"3Q3k/6pp/1b2r3/1p6/1P6/7P/6PK/3R4 b - - 0 38","m":"b6d8 d1d8 e6e8 d8e8","r":562,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IHKoX","f":"rb2r1k1/1p2Bppp/8/pp6/P1P1P1B1/8/5PPP/R2R2K1 b - - 0 20","m":"e8e7 d1d8 e7e8 d8e8","r":584,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IHT0r","f":"1r3R1k/p3q1pp/3p4/4n3/8/P6P/3KBQ2/5R2 b - - 19 41","m":"b8f8 f2f8 e7f8 f1f8","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IHbAM","f":"2r3k1/ppr2p1p/4pp2/3p4/6PP/1P2QP2/PN6/K1q4R w - - 2 28","m":"e3c1 c7c1 h1c1 c8c1","r":557,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IHfei","f":"4r1k1/1p3pbp/p5p1/4p3/1PP1n3/P2r4/5PPP/1RB1R1K1 w - - 0 21","m":"e1e4 d3d1 e4e1 d1e1","r":528,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IHowo","f":"Q7/2kn4/3nR1pp/2b5/8/2R5/PrP3PP/7K w - - 6 34","m":"e6d6 b2b1 d6d1 b1d1","r":595,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IIUkB","f":"4rrk1/3R1pbp/6p1/p7/P1Q2B2/8/6PP/3Rq2K w - - 3 34","m":"d1e1 e8e1 c4f1 e1f1","r":425,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IIexm","f":"r3r1k1/4pp1p/b2P2pB/q1pP4/p2b1P2/P2P2P1/4Q1BP/1R2R2K b - - 0 23","m":"e7d6 e2e8 a8e8 e1e8","r":597,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IIoc4","f":"4R2r/1p1r4/pk5p/6p1/P3R3/8/1P3PPP/6K1 w - - 0 32","m":"e8h8 d7d1 e4e1 d1e1","r":481,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IIxYg","f":"3r2k1/p1R2ppb/1p5p/4nP2/3N3P/P5K1/8/8 b - - 0 32","m":"d8d4 c7c8 d4d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IJ0Xw","f":"1r4k1/5p1p/5P2/6n1/8/7P/R5K1/8 b - - 2 52","m":"b8b6 a2a8 b6b8 a8b8","r":400,"t":"endgame mate mateIn2 short"},{"i":"IJ75x","f":"3r2k1/p4ppp/2p5/2p1p3/2P1P3/1PR5/P2r1PPP/2R3K1 w - - 1 23","m":"a2a4 d2d1 c1d1 d8d1","r":500,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IJBQ6","f":"3r2k1/5ppp/p3p3/8/3B1P2/P5P1/1P5P/2R3K1 b - - 0 26","m":"d8d4 c1c8 d4d8 c8d8","r":543,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IJpiA","f":"k4r2/pp6/1b3Q2/8/1P6/8/P3RP2/5K2 b - - 0 31","m":"f8f6 e2e8 b6d8 e8d8","r":435,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IJu12","f":"8/6N1/1r6/8/8/5pk1/P1R5/4K3 w - - 6 48","m":"e1f1 b6b1 c2c1 b1c1","r":418,"t":"endgame mate mateIn2 short"},{"i":"IK770","f":"r5k1/3r1ppp/BpRP4/p3P3/8/1P3P2/P5PP/6K1 b - - 0 29","m":"a8a6 c6c8 d7d8 c8d8","r":428,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IKR5y","f":"7R/2p5/pp1k2p1/8/3n2B1/P1r4P/5PP1/5K2 w - - 5 37","m":"h8h6 c3c1 g4d1 c1d1","r":536,"t":"endgame mate mateIn2 short"},{"i":"IKfJm","f":"3Q4/1pp2ppk/1p4p1/6q1/8/2P5/rP3PPP/6K1 w - - 0 23","m":"d8g5 a2a1 g5c1 a1c1","r":574,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IL0k8","f":"5rk1/2np2pp/6p1/4P3/3Np3/8/PPPR2PP/1K6 w - - 0 30","m":"d2e2 f8f1 e2e1 f1e1","r":496,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IL9Zg","f":"2q1k3/p4ppp/1p2pn2/8/1Q1P4/P3PN2/1P3PPP/6K1 w - - 0 25","m":"f3e5 c8c1 b4e1 c1e1","r":541,"t":"endgame mate mateIn2 short"},{"i":"ILmgI","f":"r1b2r1k/5Npp/p3p3/n7/p3nB2/2P1P3/B4PPP/2RR2K1 b - - 0 18","m":"f8f7 d1d8 f7f8 d8f8","r":539,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"ILvqP","f":"6k1/R6p/1p4p1/6N1/8/1q2PB2/5RPP/3r3K w - - 1 32","m":"f3d1 b3d1 f2f1 d1f1","r":514,"t":"endgame mate mateIn2 short"},{"i":"ILwfs","f":"5Rk1/5p1p/p4Pp1/4P3/3q4/7P/1P4QK/8 b - - 0 42","m":"g8f8 g2a8 d4d8 a8d8","r":552,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"IMukZ","f":"5r1k/p4Qpp/8/8/4R3/7P/P5PK/8 b - - 0 39","m":"f8f7 e4e8 f7f8 e8f8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IN2pn","f":"6k1/1p2qppp/p7/8/2p1Q3/7P/PP3PP1/3R2K1 b - - 0 28","m":"e7e4 d1d8 e4e8 d8e8","r":567,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IN55u","f":"r1b3k1/ppp2ppp/2n5/3Rp3/2q5/B7/PPPQ2PP/2K4R b - - 1 19","m":"c4a2 d5d8 c6d8 d2d8","r":544,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"IOACu","f":"8/8/p4pk1/1pPr3p/1P6/P7/2r2PPP/3R2K1 w - - 0 29","m":"d1d5 c2c1 d5d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IOVuE","f":"6k1/p1P2ppp/8/8/8/5P2/PR3KPP/2r5 b - - 2 26","m":"c1c7 b2b8 c7c8 b8c8","r":463,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IPF3s","f":"1k4Qr/ppp1R3/8/1P6/P2P1P1p/2P3p1/2q3P1/4R1K1 b - - 0 31","m":"h8g8 e7e8 g8e8 e1e8","r":439,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IPJiF","f":"8/p7/8/8/8/6k1/r5pR/2R3K1 w - - 3 46","m":"c1c4 a2a1 c4c1 a1c1","r":450,"t":"endgame master mate mateIn2 rookEndgame short"},{"i":"IPixg","f":"2r1r1k1/pp4pp/4q3/3p4/2n5/P1Q2B2/1P3PPP/R5KR w - - 0 23","m":"c3d4 e6e1 a1e1 e8e1","r":578,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"IPmVW","f":"8/3r2pp/4pk2/8/4R3/6BP/5PP1/6K1 w - - 3 46","m":"g3h2 d7d1 e4e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IPrWv","f":"r3r1k1/1bp2ppp/p1n2q2/P7/2N1p3/1B1nQN2/4RPPP/3R2K1 b - - 1 20","m":"e4f3 e3e8 a8e8 e2e8","r":596,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IPvzs","f":"8/2rp1k1p/R3p1pP/1p2P1N1/2p5/2P5/Pr6/3K4 b - - 1 40","m":"f7g8 a6a8 c7c8 a8c8","r":598,"t":"endgame mate mateIn2 short"},{"i":"IQ1sp","f":"5rk1/5r2/pR6/2pPp2p/2P3p1/4RPPb/4B2P/6K1 w - - 0 32","m":"f3g4 f7f1 e2f1 f8f1","r":487,"t":"endgame mate mateIn2 operaMate sacrifice short"},{"i":"IQDCU","f":"3r1r1k/1Q1n2pp/5q2/pN6/P2p4/4bB2/1P4PP/3R1R1K w - - 1 27","m":"f3c6 f6f1 d1f1 f8f1","r":541,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IQFSr","f":"3r1r2/b3Rp1k/p2qPP1p/1pp1N3/2p2Q1p/2P5/PP1N1PPP/R5K1 w - - 1 24","m":"d2e4 d6d1 a1d1 d8d1","r":586,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"IQKDE","f":"3R2k1/5ppp/p1q1pb2/Qp6/2p2P2/4P1P1/1P3K1P/8 b - - 2 24","m":"f6d8 a5d8 c6e8 d8e8","r":400,"t":"endgame mate mateIn2 short"},{"i":"IQRLO","f":"2k2r2/p1pp4/4p3/N3r3/1P6/2PKb3/7R/5R2 b - - 6 34","m":"f8f1 h2h8 f1f8 h8f8","r":560,"t":"endgame mate mateIn2 short"},{"i":"IQqYc","f":"r5k1/p1R2pp1/1p2p2p/8/Pn1r4/5P2/1P3P1P/1BR3K1 b - - 1 22","m":"b4d5 c7c8 a8c8 c1c8","r":569,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IRdsB","f":"2r1kr2/8/2p1K3/Rb5n/3P1P2/2P5/PP6/8 b - - 0 43","m":"c8c7 a5a8 c7c8 a8c8","r":547,"t":"endgame mate mateIn2 short"},{"i":"IRjwg","f":"1k6/1p6/pP1p4/n1q3Q1/8/2P3P1/7P/4R2K b - - 4 41","m":"c5g5 e1e8 g5d8 e8d8","r":438,"t":"endgame mate mateIn2 short"},{"i":"IRmwC","f":"2r3k1/p4ppp/2B1pn2/3p3b/3P4/4P3/PP1N1PPP/4K2R w K - 1 17","m":"c6a4 c8c1 a4d1 c1d1","r":541,"t":"endgame mate mateIn2 operaMate short"},{"i":"IS1bP","f":"r1b3k1/ppp2r1p/1bqp1ppB/3Q4/8/5NNP/PP3PP1/4RR1K b - - 6 21","m":"c6d5 e1e8 f7f8 e8f8","r":462,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"IS25C","f":"7k/7p/1r4p1/R2b4/4n3/7B/6PP/6K1 w - - 0 40","m":"a5d5 b6b1 d5d1 b1d1","r":583,"t":"endgame mate mateIn2 short"},{"i":"ISBeZ","f":"6k1/pb3p1p/1p1r1Bp1/8/8/4P1PP/P4P2/2R3K1 w - - 1 27","m":"c1c7 d6d1 g1h2 d1h1","r":472,"t":"endgame mate mateIn2 operaMate short"},{"i":"ISKfD","f":"3r2k1/R4ppp/1p1Q4/8/4p3/4P1PP/5P1K/8 b - - 0 35","m":"d8d6 a7a8 d6d8 a8d8","r":474,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"ISNbO","f":"7k/1p4pp/p7/5r2/8/P3q3/KPPn2PP/3RR3 b - - 1 26","m":"e3d4 e1e8 f5f8 e8f8","r":429,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ISTZs","f":"1k3r2/ppp5/4R2p/2qp2rQ/8/1BP4P/P1P2PP1/4R1K1 b - - 0 24","m":"g5h5 e6e8 f8e8 e1e8","r":462,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ISWRn","f":"2rr2k1/pp3ppp/4b3/3pq3/4B3/2N1P3/PP1Q1PPP/R2R2K1 b - - 0 17","m":"d5e4 d2d8 c8d8 d1d8","r":441,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IScWN","f":"r5k1/5bp1/p1n1r3/1pBp2p1/3P4/2PB1R2/P6P/5R1K b - - 4 27","m":"f7h5 f3f8 a8f8 f1f8","r":435,"t":"mate mateIn2 middlegame short"},{"i":"ISdfy","f":"r1b3k1/ppp2ppp/2N5/8/1BB1r3/8/P4PPP/3R2K1 b - - 0 18","m":"b7c6 d1d8 e4e8 d8e8","r":511,"t":"endgame mate mateIn2 short"},{"i":"ISn4T","f":"6k1/5pp1/4b2p/q7/P2p4/3B4/5PPP/1R4K1 b - - 1 29","m":"a5d2 b1b8 e6c8 b8c8","r":514,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"ISnJP","f":"4R3/pbq2pkp/1p4p1/3Pp3/8/3Q4/P4PPP/6K1 w - - 0 25","m":"d3e4 c7c1 e4e1 c1e1","r":508,"t":"endgame mate mateIn2 short"},{"i":"ISs8J","f":"1k1r2nr/ppp3pp/8/8/2P3B1/1P6/P2Q2PP/R4R1K b - - 0 18","m":"d8d2 f1f8 d2d8 f8d8","r":580,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IStcT","f":"3r2k1/1pbr1pp1/pnp1bq1p/8/1P1PR3/P4N1P/1B2QPP1/1B2R1K1 b - - 10 24","m":"e6d5 e4e8 d8e8 e2e8","r":519,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IT06H","f":"2k5/bppbn3/p2p4/4n3/2PP4/4r3/PP5P/R4Q1K b - - 1 26","m":"a7d4 f1f8 d7e8 f8e8","r":598,"t":"fork mate mateIn2 middlegame short"},{"i":"ITCD6","f":"7b/5Pqk/4Q1pp/3p4/8/1P2P2P/P4PPB/2R3K1 w - - 1 30","m":"c1c8 g7a1 c8c1 a1c1","r":524,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ITDRY","f":"8/5k2/8/5pP1/6K1/4R3/8/5r2 w - - 0 42","m":"g4h5 f1h1 e3h3 h1h3","r":598,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"ITEEA","f":"8/1r3pk1/6pp/3r4/5P1n/8/R4P1P/3R2K1 w - - 0 36","m":"d1d5 b7b1 d5d1 b1d1","r":400,"t":"endgame mate mateIn2 short"},{"i":"ITd4B","f":"8/p4B2/1kb1R3/1p6/5R2/3P2P1/PPr2P1P/6K1 w - - 0 38","m":"f7e8 c2c1 e6e1 c1e1","r":570,"t":"endgame mate mateIn2 short"},{"i":"ITi8y","f":"2r3k1/r2q1ppp/8/pp3B2/3p4/P2P2PP/1PP1Q2K/2R1R3 b - - 0 30","m":"d7f5 e2e8 c8e8 e1e8","r":489,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"IUUKz","f":"1q4k1/5pbp/2p3p1/p1Qpp2n/3P4/4PN1P/P4PPB/6K1 w - - 0 24","m":"f3e5 b8b1 c5c1 b1c1","r":589,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IUZu8","f":"2rR2k1/1p3p2/p5pp/8/8/P4P2/1Bq2P1P/3R3K b - - 3 34","m":"c8d8 d1d8 g8h7 d8h8","r":465,"t":"endgame mate mateIn2 operaMate short"},{"i":"IUaVL","f":"2r3k1/p4pp1/7p/1p6/7B/P3P3/1P1q1PPP/3R2K1 w - - 0 29","m":"d1d2 c8c1 d2d1 c1d1","r":442,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IUbXz","f":"3r2k1/Q3pp2/p2r2p1/1p2b1Pp/8/4PB1b/PP3P2/R1B3K1 w - - 0 26","m":"a7e7 d6d1 f3d1 d8d1","r":553,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"IUep9","f":"r5k1/pp3pp1/2p2n1p/4rQ2/8/P1NB1P2/1P4PP/R3q2K w - - 0 23","m":"a1e1 e5e1 d3f1 e1f1","r":414,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IUfkR","f":"2kr4/2p2pp1/7p/3rP3/8/1R3P1b/PP2NP1P/2R3K1 w - - 9 32","m":"e2f4 d5d1 c1d1 d8d1","r":558,"t":"endgame master mate mateIn2 short"},{"i":"IUoj9","f":"3r2k1/p2P2pp/4r3/4qp2/2p5/2P5/PQ3PPP/3R1RK1 w - - 1 30","m":"f1e1 e5e1 d1e1 e6e1","r":538,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IUrpZ","f":"q7/4nQpp/2p2p1k/1b1p4/3P3N/1PP5/5PPP/4R1K1 w - - 0 32","m":"e1e7 a8a1 e7e1 a1e1","r":509,"t":"endgame mate mateIn2 short"},{"i":"IUurA","f":"6k1/4qppp/8/3R4/1pp1Q3/2P1P2P/1P3PP1/6K1 b - - 0 30","m":"e7e4 d5d8 e4e8 d8e8","r":421,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IUxMO","f":"3r1rk1/p1R4p/3Nbpp1/1P2p3/P7/4R3/5PPP/6K1 w - - 1 30","m":"d6b7 d8d1 e3e1 d1e1","r":459,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IV9Q3","f":"1k6/pp6/2p4q/2Pp1r2/5PQ1/8/PPPB4/2K5 w - - 0 35","m":"g4f5 h6h1 d2e1 h1e1","r":541,"t":"endgame mate mateIn2 short"},{"i":"IVOk8","f":"1r4k1/3Q1pp1/5b1p/4p3/8/3p4/5PPP/2B2K2 w - - 0 39","m":"c1e3 b8b1 e3c1 b1c1","r":592,"t":"endgame mate mateIn2 short"},{"i":"IWFYh","f":"8/4Nkp1/4p2p/3bP3/7P/6P1/4rP2/2R3K1 w - - 9 39","m":"c1c7 e2e1 g1h2 e1h1","r":590,"t":"endgame mate mateIn2 operaMate short"},{"i":"IWmxz","f":"3r1rk1/pp2bppp/5n2/2P5/1P6/P4P1b/BB3P1P/RN2R1K1 w - - 2 17","m":"e1e7 d8d1 e7e1 d1e1","r":419,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"IWtrE","f":"4R3/2r5/5p2/6pp/6P1/4Bk2/7P/2r3K1 w - - 1 38","m":"e3c1 c7c1 e8e1 c1e1","r":552,"t":"endgame mate mateIn2 short"},{"i":"IWxQH","f":"r3r2k/pb2q1bp/2pR2p1/1p6/5B2/1BP3Q1/PP3PPP/R5K1 w - - 4 24","m":"f4g5 e7e1 a1e1 e8e1","r":566,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"IWxok","f":"6k1/1q1P1ppp/8/2P5/6P1/R3B2P/p4P2/4K3 b - - 0 35","m":"b7d7 a3a8 d7c8 a8c8","r":564,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IX22B","f":"8/1R5p/2B3pk/5p2/6n1/2P1P3/r5PP/6K1 w - - 0 26","m":"h2h3 a2a1 b7b1 a1b1","r":579,"t":"endgame mate mateIn2 short"},{"i":"IXOGv","f":"r5k1/ppR2ppp/2n5/3b2B1/6Q1/3Pr3/5qPP/5R1K w - - 0 22","m":"f1f2 e3e1 f2f1 e1f1","r":507,"t":"mate mateIn2 middlegame short"},{"i":"IXWE9","f":"6k1/5pp1/2p5/6p1/1P6/r3P3/5PPP/2R3K1 w - - 0 29","m":"c1c6 a3a1 c6c1 a1c1","r":429,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IXfGr","f":"r3r1k1/pbp2ppp/1p1p1N2/3P1q2/2B2P2/6P1/PPP1Q2P/1K2R2R b - - 0 20","m":"f5f6 e2e8 a8e8 e1e8","r":531,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IXusM","f":"2r1r3/p1b3kp/5R2/1pp3B1/4R2P/3P4/PPP3P1/7K w - - 4 30","m":"e4g4 e8e1 f6f1 e1f1","r":406,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IYMe0","f":"3r2k1/5b1p/p5pb/2N2p1n/2P1p3/1P3N1P/P3RPPB/6K1 w - - 0 31","m":"f3e5 d8d1 e2e1 d1e1","r":496,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IYTk9","f":"7r/R4pp1/1Rpk4/1p1r4/7p/4BN2/1PP2PPP/6K1 w - - 2 26","m":"a7f7 d5d1 f3e1 d1e1","r":527,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IYWJF","f":"2r5/4bkp1/p4p2/5P2/P6R/3q4/6PP/2BR3K w - - 2 45","m":"d1d3 c8c1 d3d1 c1d1","r":509,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"IYy7j","f":"7k/6pp/8/3R4/8/P5qP/1P3QP1/5rRK b - - 0 29","m":"f1f2 d5d8 f2f8 d8f8","r":506,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IZEMM","f":"2k5/p1p2p2/2p5/2N5/4P1P1/1P2n1p1/P2r2P1/4R1K1 w - - 2 28","m":"e1e3 d2d1 e3e1 d1e1","r":585,"t":"endgame mate mateIn2 short"},{"i":"IZKSH","f":"6k1/pp3pbp/4pqp1/1Q6/5P2/BPr4P/P5P1/7K b - - 4 25","m":"f6f4 b5e8 g7f8 e8f8","r":457,"t":"endgame mate mateIn2 short"},{"i":"IZtHI","f":"4r1k1/4Rppp/4p3/pr1p4/8/1n3P2/1BR3PP/4N1K1 b - - 0 30","m":"e8e7 c2c8 e7e8 c8e8","r":436,"t":"endgame mate mateIn2 short"},{"i":"Ia0xi","f":"3r3r/1bq1kp2/1n3P1p/1Bp1n2P/5RP1/P7/1PPQ4/2KR4 b - - 0 26","m":"e7f8 d2d8 c7d8 d1d8","r":545,"t":"mate mateIn2 middlegame short"},{"i":"IaLHq","f":"8/7k/8/pp2B2p/6b1/5r2/PPP1p3/1K2R3 w - - 0 41","m":"e1e2 f3f1 e2e1 f1e1","r":405,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IaVHE","f":"3q3k/R5p1/2pp3p/p3nB2/P1P1p3/1P2P2P/6P1/5K2 b - - 11 34","m":"d8f6 a7a8 f6d8 a8d8","r":531,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IagMK","f":"3r3k/2p3pp/5q2/8/8/2PQ1N2/5PPP/4R1K1 b - - 1 25","m":"d8d3 e1e8 f6f8 e8f8","r":435,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Iasrm","f":"4nrk1/RQ4p1/2pq2p1/2r5/4pp2/8/6PP/3R3K w - - 0 37","m":"d1d6 c5c1 d6d1 c1d1","r":534,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ib2L7","f":"2k1r3/ppp2p1p/3p2n1/3b4/R3P3/2P5/2P2RPP/7K w - - 2 23","m":"e4d5 e8e1 f2f1 e1f1","r":422,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ib5tf","f":"1rb4k/p3r2p/8/5p1R/3p1P2/P7/2P3PP/4R2K w - - 0 33","m":"e1e7 b8b1 e7e1 b1e1","r":474,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ib9KI","f":"2r3k1/pp4pp/5p2/3p4/1P1R4/P3P3/5PPP/6K1 w - - 1 23","m":"d4d5 c8c1 d5d1 c1d1","r":421,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IbKNm","f":"7k/1p3pbp/p1p3p1/6q1/8/1PP2P2/1P1Q2PP/4B1K1 b - - 2 23","m":"g5b5 d2d8 g7f8 d8f8","r":545,"t":"endgame mate mateIn2 short"},{"i":"IbfLb","f":"1k1r4/ppp4R/7p/5p2/2P2bp1/1P6/P3B1PP/6K1 b - - 1 26","m":"d8d2 h7h8 d2d8 h8d8","r":555,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ibsv9","f":"4r3/4rkp1/p4p1p/RpPp4/1P1P4/3b1B2/5PPP/R4K2 w - - 5 30","m":"f1g1 e7e1 a1e1 e8e1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ic54W","f":"rn4k1/ppp1qppp/8/5P2/4Q3/N1P5/PP4PP/R2R1K2 b - - 0 21","m":"e7e4 d1d8 e4e8 d8e8","r":472,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IcDtL","f":"3r3k/1Qb2p2/7p/p7/PpN2n2/5N2/1P3P1P/6K1 w - - 9 34","m":"b7c7 d8d1 f3e1 d1e1","r":589,"t":"endgame mate mateIn2 short"},{"i":"IcFWj","f":"1br1Q2k/ppq3pp/2p3B1/6Bn/2P5/1PN3PP/P4r2/R3R1K1 b - - 1 22","m":"c8e8 e1e8 f2f8 e8f8","r":554,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IcXpo","f":"4r1k1/5ppp/3R4/2p5/6P1/7P/2rp1KP1/3R4 b - - 1 29","m":"e8e5 d6d8 e5e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IcgXz","f":"3rr1k1/5q1p/pp4pB/2b5/3p2Q1/3P4/PPP3PP/5R1K w - - 0 25","m":"f1f7 e8e1 f7f1 e1f1","r":530,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IclfK","f":"5k2/ppq2p2/2p2Prp/4P3/1P1Q2p1/P7/8/1K1R4 b - - 0 39","m":"g4g3 d4d8 c7d8 d1d8","r":580,"t":"endgame master mate mateIn2 short"},{"i":"Ict3z","f":"4r2k/r3qppp/8/pp3P2/2pb4/6Q1/PPBR1PPP/R5K1 w - - 0 24","m":"d2d4 e7e1 a1e1 e8e1","r":592,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"Id3BV","f":"3r4/p7/8/7p/R3R1nk/1PP1N3/P5P1/3r2K1 w - - 2 42","m":"e3d1 d8d1 e4e1 d1e1","r":532,"t":"endgame mate mateIn2 short"},{"i":"Id9na","f":"rr2Q1k1/5ppp/p7/8/2n2qP1/P1N1R3/1P3P1P/4R1K1 b - - 5 30","m":"b8e8 e3e8 a8e8 e1e8","r":484,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IdaVd","f":"r4k1r/pbpp1pp1/1bp2q2/6p1/1P6/P1NB4/2P1QPPP/R3R1K1 b - - 3 15","m":"f8g8 e2e8 a8e8 e1e8","r":504,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"Ie7k0","f":"6k1/p4ppp/1p6/8/2R5/2P1r3/P5PP/6K1 b - - 1 26","m":"e3e2 c4c8 e2e8 c8e8","r":502,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IeAK5","f":"3rr2k/pp3Rpp/8/1P2Q3/2Bp4/1Pn1p3/P5PP/5RK1 b - - 0 28","m":"e8e5 f7f8 d8f8 f1f8","r":580,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IeAao","f":"2kr2nr/1pp3b1/p4q1p/5Bp1/Pn6/2N1B1PP/1PPQ1P1N/2KR4 b - - 0 19","m":"c8b8 d2d8 f6d8 d1d8","r":588,"t":"mate mateIn2 middlegame pillsburysMate queensideAttack short"},{"i":"IeAqp","f":"4k3/2R5/R7/1p1b1p1p/5P2/P7/1P5r/K7 w - - 5 38","m":"a6h6 h2h1 c7c1 h1c1","r":589,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IeBv7","f":"k7/2r4p/p7/3pp1p1/8/8/PP3PPP/4R1K1 w - - 0 36","m":"e1e5 c7c1 e5e1 c1e1","r":479,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IeJxF","f":"8/1R6/r6p/2p2pp1/2P1k3/p1PpP3/P2K2PP/8 b - - 0 33","m":"a6f6 b7e7 f6e6 e7e6","r":566,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"IeMcy","f":"5r2/6kp/8/p5P1/N7/8/PPPb2P1/1K1R4 w - - 1 29","m":"d1d2 f8f1 d2d1 f1d1","r":524,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IeRnm","f":"Q1b4k/p1p2rpp/8/8/3b4/8/PPP3PP/R4qNK b - - 4 22","m":"f1a1 a8c8 f7f8 c8f8","r":548,"t":"endgame hangingPiece mate mateIn2 short"},{"i":"IeVIv","f":"3r1rk1/1b3p1p/2p1p1p1/1p2Q3/p7/P3R3/1qP2PPP/1B1R2K1 w - - 2 24","m":"e5b2 d8d1 e3e1 d1e1","r":575,"t":"backRankMate hangingPiece mate mateIn2 middlegame short"},{"i":"Ieiwz","f":"r5k1/5p2/1R2p1p1/3p4/8/1p4KP/p4P2/B7 b - - 1 45","m":"a8a3 b6b8 g8h7 b8h8","r":541,"t":"endgame mate mateIn2 operaMate short"},{"i":"Ieme3","f":"r4r1k/pp4pp/2p5/4P1q1/3PB1b1/2P2p2/PP3QPP/R4RK1 b - - 1 24","m":"f3g2 f2f8 a8f8 f1f8","r":559,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IfWyS","f":"8/p5pk/1p3qp1/5r2/1P3N2/PQ6/7P/4R2K w - - 15 38","m":"f4g2 f5f1 e1f1 f6f1","r":584,"t":"endgame mate mateIn2 short"},{"i":"IfeIl","f":"7k/p5pp/8/2Q2q2/8/P6P/1P3PP1/3R2K1 b - - 0 32","m":"f5c5 d1d8 c5f8 d8f8","r":439,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IffNC","f":"2r3k1/p4ppp/4pn1P/4r3/2R5/P1N2P2/1PP3P1/2KR4 b - - 0 24","m":"c8c4 d1d8 f6e8 d8e8","r":551,"t":"endgame mate mateIn2 short"},{"i":"Ifqy0","f":"5rk1/2p3p1/3p1q2/1Q1P2b1/P7/2B3pP/1P2R1PK/4R3 w - - 0 31","m":"h2h1 f6f1 e1f1 f8f1","r":532,"t":"mate mateIn2 middlegame sacrifice short"},{"i":"IgCcT","f":"2r3k1/p3npp1/4p2p/q7/Pp1R3P/1Pr1P1P1/5P2/1Q1R1BK1 b - - 4 26","m":"a5e5 d4d8 c8d8 d1d8","r":589,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IgPH8","f":"r5k1/1p1R1ppp/p5q1/P7/4PQ2/3n1P2/2r2BPP/3R2K1 b - - 3 28","m":"d3f4 d7d8 a8d8 d1d8","r":538,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IghM8","f":"r1b1r1k1/ppp2ppp/2p5/4P3/8/2P1P3/P1P3PP/2KR1B1R b - - 2 13","m":"e8e5 d1d8 e5e8 d8e8","r":430,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IgrD0","f":"r7/5pk1/6pp/1p2n3/8/2P5/1P3PPP/4R1K1 w - - 0 24","m":"e1e5 a8a1 e5e1 a1e1","r":583,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IhTft","f":"6k1/8/2R3K1/1p1Nr3/7P/P1p5/8/8 b - - 20 59","m":"e5d5 c6c8 d5d8 c8d8","r":419,"t":"endgame master mate mateIn2 rookEndgame short"},{"i":"IhaBz","f":"5k2/p5p1/1p1b2qp/3n3B/3Pp3/2P1B2Q/bP4PP/6K1 b - - 3 30","m":"g6f6 h3c8 f6d8 c8d8","r":493,"t":"mate mateIn2 middlegame short"},{"i":"Ihi3Z","f":"r5k1/pp3ppp/1b2b1r1/1P6/4n3/3R1NB1/P4P1P/3R3K b - - 3 25","m":"b6f2 d3d8 a8d8 d1d8","r":554,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IiBFO","f":"1r4k1/p1p1rppp/B7/8/2P1P3/8/P2Q2PP/1q3R1K w - - 0 22","m":"f1b1 b8b1 d2c1 b1c1","r":572,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Iix5F","f":"r1R3k1/5ppp/p3pn2/8/5b2/P2P4/1P2qP1P/2R3K1 b - - 1 35","m":"a8c8 c1c8 f6e8 c8e8","r":410,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ij0FD","f":"r3r1k1/pp3ppp/5q2/N2p4/3Nn1b1/4QP2/PP4PP/R3R1K1 b - - 0 18","m":"e4g5 e3e8 a8e8 e1e8","r":542,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Ij2MZ","f":"5r2/r4Bk1/2PPP2p/3R2p1/5b2/1pR4P/1P4P1/7K w - - 2 40","m":"c3b3 a7a1 d5d1 a1d1","r":548,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IjDuT","f":"5r1k/1b4pp/pp1p4/3P4/2P5/1P4qP/P3Q1P1/7K b - - 2 29","m":"f8f2 e2e8 f2f8 e8f8","r":575,"t":"endgame mate mateIn2 short"},{"i":"IjifM","f":"2r2k2/p1q3p1/4b1Pp/1p2P3/5p2/2PR4/P4PB1/1K1Q4 b - - 0 27","m":"c7c4 d3d8 c8d8 d1d8","r":490,"t":"endgame mate mateIn2 short"},{"i":"Ijrg6","f":"3b3k/p5p1/3q1R1p/3p4/8/2p4P/PrB1Q1PN/7K b - - 0 29","m":"d6f6 e2e8 f6f8 e8f8","r":526,"t":"endgame master mate mateIn2 short"},{"i":"IkGxy","f":"2Q4k/p4rpp/1p2b1q1/8/4p3/4P1B1/PP3PP1/3R1RK1 b - - 0 30","m":"e6c8 d1d8 f7f8 d8f8","r":552,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"IknMu","f":"r5k1/p6p/4p1pB/3p4/2n5/5R2/q6P/4KR2 b - - 1 27","m":"d5d4 f3f8 a8f8 f1f8","r":403,"t":"endgame mate mateIn2 short"},{"i":"Il12O","f":"2r5/p2q1kp1/1p2pN2/1b6/1P1P2Q1/4P3/5PPP/6K1 w - - 1 26","m":"f6d7 c8c1 g4d1 c1d1","r":543,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IlUEX","f":"6k1/1p3ppp/8/2q5/8/1rNP3P/R5P1/2BKN3 b - - 0 25","m":"c5c3 a2a8 c3c8 a8c8","r":560,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ilf7H","f":"rr5k/1Q4pp/p7/6q1/P1B5/1P5P/5RP1/5R1K b - - 0 26","m":"b8b7 f2f8 a8f8 f1f8","r":557,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IlghY","f":"4r1k1/7p/6p1/5P2/2N4P/1Pb5/2BpK3/5R2 w - - 1 35","m":"e2d1 e8e1 f1e1 d2e1q","r":581,"t":"advancedPawn endgame mate mateIn2 promotion short"},{"i":"IliBl","f":"3r2k1/2pr1p1p/pp4p1/7n/2P1Q3/1P2PB1P/P4PPB/R2q2K1 w - - 3 28","m":"f3d1 d7d1 a1d1 d8d1","r":493,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Ilqjl","f":"r1b3k1/ppp2ppp/1b6/nP4B1/4r3/P4N2/2P1BPPP/3RK2R b K - 1 15","m":"a5c4 d1d8 e4e8 d8e8","r":513,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Ilxee","f":"k2r3Q/pp2pp2/7b/1q1P3p/1P6/8/P1R2PPP/2R3K1 b - - 0 23","m":"d8h8 c2c8 h8c8 c1c8","r":417,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Im9vd","f":"r3Q1k1/pp3r1p/2p3pB/3p4/6q1/1P6/P5PP/4R2K b - - 1 30","m":"a8e8 e1e8 f7f8 e8f8","r":490,"t":"endgame mate mateIn2 operaMate short"},{"i":"ImRAz","f":"6k1/pq3p1p/1p4pB/8/2r1r3/3R1NP1/PP3PK1/5R2 b - - 10 26","m":"e4e5 d3d8 e5e8 d8e8","r":505,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"Imbl0","f":"4r3/pp1kP2R/8/5p2/P7/1Pp3PP/2P3r1/2K1R3 w - - 3 31","m":"e1e3 g2g1 e3e1 g1e1","r":567,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"ImrEz","f":"2r3k1/5ppp/3Rp3/1p2P3/1P6/2r5/5PPP/1R4K1 w - - 2 27","m":"d6b6 c3c1 b1c1 c8c1","r":438,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"ImxKF","f":"3q4/6rk/4QRpp/p3p3/Pp2P3/1Pp2P2/2P2BPP/6K1 w - - 3 39","m":"f6f7 d8d1 f2e1 d1e1","r":574,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"Imyvn","f":"1r2r1k1/p1p2pbp/2p1q1p1/3p3n/4P3/1PN2Q1P/P1P2PPB/1R2R1K1 w - - 0 19","m":"e4d5 e6e1 b1e1 e8e1","r":544,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"In6QT","f":"4r2k/p5pp/1p6/2N2p2/8/1QP2q1P/PP1r3b/4RR1K w - - 0 30","m":"f1f3 e8e1 f3f1 e1f1","r":588,"t":"hangingPiece mate mateIn2 middlegame short"},{"i":"InLki","f":"1k3Qr1/ppp4p/2q5/8/2PR4/1P2PpPP/P7/3R2K1 b - - 0 29","m":"g8f8 d4d8 f8d8 d1d8","r":525,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"InTfr","f":"3qB1k1/1p3pp1/p1p4p/8/8/2Q5/PPP2PPP/6K1 w - - 1 23","m":"c3e3 d8d1 e3e1 d1e1","r":461,"t":"endgame mate mateIn2 short"},{"i":"InVg4","f":"6k1/p1p2p1p/8/3r2B1/7N/1P2R1Pb/P3pP1P/6K1 w - - 0 23","m":"e3e2 d5d1 e2e1 d1e1","r":547,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Iniya","f":"r1bqr1k1/pp2bppp/3p1B2/2p5/3p4/3P1N2/PP2QPPP/RN2R1K1 b - - 0 12","m":"e7f6 e2e8 d8e8 e1e8","r":599,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"InjZE","f":"k1r5/Pp6/3Q4/3bP3/3p2R1/6P1/5P2/R1q3K1 w - - 3 44","m":"a1c1 c8c1 g1h2 c1h1","r":537,"t":"endgame mate mateIn2 operaMate short"},{"i":"Inqaj","f":"8/8/2p3k1/2Pp2p1/1R1Pp1p1/2Q1P1Pp/q4P1P/1r4K1 w - - 0 48","m":"b4b1 a2b1 c3c1 b1c1","r":547,"t":"endgame mate mateIn2 short"},{"i":"Inz5p","f":"2r1Q2k/6pp/pp6/4n1q1/8/P1N2RN1/1P5P/5RK1 b - - 0 28","m":"c8e8 f3f8 e8f8 f1f8","r":582,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Io42j","f":"3r2k1/3r1p2/p2N2pp/1p2Pq2/8/8/PPP3RP/1K4R1 w - - 0 29","m":"d6f5 d7d1 g1d1 d8d1","r":423,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IoKdF","f":"2r3k1/5pp1/4p3/4P3/1p3P2/3b4/1P4PP/3R3K w - - 0 33","m":"d1d3 c8c1 d3d1 c1d1","r":470,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IoPEV","f":"4r1k1/1p3pp1/3r3p/p1p5/N1b5/P7/1PP2PPP/K2R4 w - - 0 30","m":"d1d6 e8e1 d6d1 e1d1","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IoPJ1","f":"2r2rk1/1R2pp1p/3p2p1/3P4/4P3/8/3q1PPP/3R2K1 w - - 0 26","m":"d1d2 c8c1 d2d1 c1d1","r":402,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IoUnr","f":"3rR3/3P1pkp/1p4p1/pN6/2r5/5R2/Pb4PP/7K w - - 3 26","m":"e8d8 c4c1 f3f1 c1f1","r":477,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IocuL","f":"5r1k/pp3P1p/2p5/2Pp2R1/4r3/6R1/8/6K1 b - - 3 39","m":"e4e7 g5g8 f8g8 f7g8q","r":562,"t":"advancedPawn endgame mate mateIn2 promotion rookEndgame short"},{"i":"IodRk","f":"1k2r3/p1p2R1p/PpP3pP/3n2P1/8/8/6K1/8 b - - 2 41","m":"e8e7 f7f8 e7e8 f8e8","r":564,"t":"endgame mate mateIn2 short"},{"i":"Ioo6T","f":"r6k/7p/3Pqp2/1p5p/1P6/5P2/6PP/4R2K w - - 0 42","m":"e1e6 a8a1 e6e1 a1e1","r":474,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Ip93z","f":"8/pp1R1ppp/1b1R4/1kp5/r7/8/1P3PPP/6K1 w - - 2 23","m":"d7b7 a4a1 d6d1 a1d1","r":434,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IpGIz","f":"8/5kpp/R7/3p2N1/3P4/5PK1/1r4PP/3r4 b - - 2 34","m":"f7g8 a6a8 b2b8 a8b8","r":563,"t":"endgame mate mateIn2 short"},{"i":"IpMAH","f":"r1Q3k1/5ppp/p2R4/8/8/8/qPP2PPP/3R2K1 b - - 0 21","m":"a8c8 d6d8 c8d8 d1d8","r":415,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"IpVvE","f":"8/8/1p3Kpk/8/pr2P3/8/1P3R2/8 b - - 1 61","m":"b4e4 f2h2 e4h4 h2h4","r":598,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"IqB38","f":"r3n1kb/pp2p2p/q2pb1pB/3NP3/2r5/1N3P2/PPPQ2P1/1K1R3R b - - 2 20","m":"e6d5 d2d5 e7e6 d5e6","r":569,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IqKgx","f":"r1b2r1k/1p4pp/2p2B2/P1P5/1Q6/R1N1p3/2q2PPP/3R2K1 b - - 0 26","m":"f8f6 d1d8 f6f8 d8f8","r":565,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IqsBk","f":"2q3k1/p4ppp/4p3/3pn3/P7/1Q3N2/P4PPP/6K1 w - - 0 29","m":"f3e5 c8c1 b3d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ir1wy","f":"k7/pp2q3/2p1Q1pR/5p2/4pP2/2P5/PP3PP1/2K5 b - - 0 26","m":"e7e6 h6h8 e6c8 h8c8","r":545,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Ir3Tm","f":"r1b1r1k1/p4ppp/2p5/1q6/4pP2/1P2B2P/P1P3P1/R2QR1K1 b - - 0 19","m":"e8e6 d1d8 e6e8 d8e8","r":594,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Ir6gk","f":"3q1k2/2R1p1b1/1p1p1pBp/1P1P1Pp1/Q3P1PP/6K1/8/8 b - - 0 40","m":"d8c7 a4a8 c7b8 a8b8","r":521,"t":"endgame mate mateIn2 short"},{"i":"IrGpQ","f":"r2R2k1/1p5p/p3r1pB/4pp2/7Q/1Pb5/q1P1KPPP/7R b - - 1 24","m":"a8d8 h4d8 e6e8 d8e8","r":509,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IrSKP","f":"2kr3r/pppn1p1p/3b4/8/6q1/1P3N2/P1PPQP2/R1B1RK2 b - - 1 19","m":"d8e8 e2e8 h8e8 e1e8","r":559,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IrbMd","f":"r4r1k/2p3pp/p1pp4/4pq2/4N1b1/P3P3/1PP2QP1/4RRK1 b - - 1 23","m":"f5e4 f2f8 a8f8 f1f8","r":572,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Irr8m","f":"r4rk1/1b2bp2/p3p1p1/3pP2p/P2P1Q2/1q3N1R/1P4PP/R1B4K w - - 4 24","m":"f3g5 b3d1 f4f1 d1f1","r":570,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IrrvO","f":"2q3k1/5ppp/p2p4/3Pp3/8/Pp4R1/5PPP/3Q2K1 w - - 0 27","m":"d1b3 c8c1 b3d1 c1d1","r":409,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Is6rd","f":"4r2k/5Rpp/2Q5/1p2r3/pP2q3/8/1PP1B1PP/5R1K b - - 0 37","m":"e4c6 f7f8 e8f8 f1f8","r":445,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IsIg3","f":"4r2k/6pp/4Qp2/ppp5/8/P3P3/1P4PP/3R2K1 b - - 0 29","m":"e8e6 d1d8 e6e8 d8e8","r":544,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IsJfb","f":"4r1k1/pp3ppp/2p1R3/8/1PP5/P1n2B2/5PPP/3R2K1 b - - 0 24","m":"e8e6 d1d8 e6e8 d8e8","r":476,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IsyKt","f":"3qrQ1k/6pp/p7/1p1pP3/4r2b/P1PN1R1P/1P4P1/5RK1 b - - 10 30","m":"e8f8 f3f8 d8f8 f1f8","r":465,"t":"backRankMate fork mate mateIn2 middlegame short"},{"i":"ItBcn","f":"4r1k1/pp1R4/7p/5rp1/1Q4n1/P1N5/1PP3P1/5R1K w - - 0 27","m":"f1f5 e8e1 f5f1 e1f1","r":515,"t":"endgame mate mateIn2 short"},{"i":"ItOUx","f":"rn1r2k1/p4ppp/1p1Q4/3pp3/8/1N1nP2P/PP1N1PP1/2R2RK1 b - - 0 17","m":"d8d6 c1c8 d6d8 c8d8","r":560,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"ItYWH","f":"6k1/2RP1ppp/5b2/8/p7/r5P1/5P1P/6K1 b - - 0 42","m":"a3d3 c7c8 f6d8 c8d8","r":583,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Itap8","f":"4r2k/ppp1q2p/3p4/8/1nPN4/3B3Q/PP4P1/1K1R4 w - - 5 26","m":"d1h1 e7e1 h1e1 e8e1","r":568,"t":"mate mateIn2 middlegame queensideAttack sacrifice short"},{"i":"Itl35","f":"3r1k2/p2q1p2/2p2p2/1pP1b3/1P2B3/P4Q1P/5PP1/3rR1K1 w - - 0 31","m":"e1d1 d7d1 f3d1 d8d1","r":555,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"ItxFa","f":"4r1k1/2p2p1p/1p4p1/4r3/8/5Q2/5PPP/2q2RK1 w - - 0 25","m":"f1c1 e5e1 c1e1 e8e1","r":450,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Iu91P","f":"8/2pk4/2P4R/p2P1r2/5p2/5Pp1/P5K1/8 b - - 0 36","m":"d7c8 h6h8 f5f8 h8f8","r":423,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"IuJxf","f":"1r5k/p5pp/qr2B3/2pPp1b1/1p2P3/5QP1/P3N2P/5R1K b - - 0 31","m":"b6b7 f3f8 b8f8 f1f8","r":564,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"IuL89","f":"r2r1k2/3q1b1p/4pQ1R/4Pp2/4pP2/1Bp1P3/P1P3P1/K6R w - - 8 39","m":"h6h7 d7d1 h1d1 d8d1","r":593,"t":"mate mateIn2 middlegame sacrifice short"},{"i":"IuWIi","f":"3b1r1k/2r4n/p2pB2p/1p1Pp3/1P2P3/3PB3/3n1PR1/6RK b - - 1 32","m":"d2f3 g2g8 f8g8 g1g8","r":539,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"IuWqw","f":"3r4/p4ppk/4pn2/2r5/8/8/P4PPP/3R2KR w - - 0 25","m":"d1d8 c5c1 d8d1 c1d1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IumKZ","f":"3r2k1/6pp/4pp2/2q5/8/P3n1P1/1B3PBP/2R3K1 w - - 0 29","m":"c1c5 d8d1 g2f1 d1f1","r":569,"t":"endgame mate mateIn2 short"},{"i":"IuprA","f":"r1bq2k1/pp3ppp/2p3n1/8/4r3/2P3Q1/P1P2PPP/R1B1R1K1 w - - 0 16","m":"e1e4 d8d1 e4e1 d1e1","r":440,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Iv0LB","f":"1r2r2k/1P5p/3p4/pP1B2p1/P1Pq1b2/5R1P/6P1/3R3K w - - 0 29","m":"d1d4 e8e1 f3f1 e1f1","r":501,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Iv64V","f":"7k/ppp5/6K1/7p/4N1n1/1P4P1/1P1R2P1/4r3 b - - 0 38","m":"e1e4 d2d8 e4e8 d8e8","r":556,"t":"endgame mate mateIn2 short"},{"i":"IvQq5","f":"5k2/4r2p/4r3/1R5p/8/2P5/PP3PPP/R5K1 w - - 1 30","m":"b5h5 e6e1 a1e1 e7e1","r":409,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IvhUr","f":"4r1k1/pp2r1pp/3p4/8/3n1N2/2BP1pP1/PP3P1P/2R4K w - - 3 31","m":"c3d4 e7e1 c1e1 e8e1","r":470,"t":"endgame mate mateIn2 short"},{"i":"IvnAi","f":"5rk1/6p1/1p5p/2pP1r2/2P1N3/P7/6PP/q3Q2K w - - 0 30","m":"e1a1 f5f1 a1f1 f8f1","r":514,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"Ivt0M","f":"5rk1/pp1r1p1p/R3pBp1/2p5/2n1N3/P3R3/5PPP/6K1 w - - 0 25","m":"a6a7 d7d1 e3e1 d1e1","r":533,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IwD2b","f":"1r4k1/2R2ppp/1p2pnb1/pB6/P2r4/6N1/5PPP/2R3K1 b - - 3 24","m":"f6d5 c7c8 b8c8 c1c8","r":551,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"IwDEJ","f":"3r2k1/4bpp1/p3p2p/1p6/4q1Q1/1P6/1PP2PPP/6K1 w - - 0 26","m":"g4e4 d8d1 e4e1 d1e1","r":456,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IwToX","f":"3r1rk1/pp3p1p/7P/q1p2pN1/8/8/PbP1QPP1/4RK1R b - - 0 19","m":"f8e8 e2e8 d8e8 e1e8","r":516,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"IwiHA","f":"5rk1/6p1/p2Np1pp/2P2r2/1P6/4b3/P5PP/R4RK1 w - - 3 24","m":"g1h1 f5f1 a1f1 f8f1","r":500,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ix1m0","f":"6k1/6p1/6P1/4P2p/2qRK2P/8/8/8 b - - 2 58","m":"c4e6 d4d8 e6e8 d8e8","r":401,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"IxUFQ","f":"3k4/1R6/3b4/pP2R3/r7/7P/6P1/7K w - - 1 38","m":"e5d5 a4a1 d5d1 a1d1","r":474,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Ixy3E","f":"2r1r1k1/pQ3pp1/7p/8/1P1p1B2/P2P2Pb/2P2R1P/R3q1K1 w - - 1 23","m":"a1e1 e8e1 f2f1 e1f1","r":517,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"IyDva","f":"3r2kr/4R2p/p1B3p1/8/P6Q/8/1P3PPP/6K1 w - - 5 34","m":"h4f6 d8d1 e7e1 d1e1","r":420,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IyOvk","f":"r5k1/1p2Rpp1/2p4p/8/3P4/pqP1R1P1/2B2P1P/2K5 b - - 1 27","m":"b3c4 e7e8 a8e8 e3e8","r":505,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"IySnH","f":"6k1/6p1/6Pp/3p3P/q7/p3P3/3r4/KR6 b - - 1 40","m":"a3a2 b1b8 a4e8 b8e8","r":457,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Iz3gL","f":"3r1rk1/ppQ2ppp/2p2b2/8/1n6/8/PPP1RPPP/R1B3K1 w - - 3 20","m":"c7b7 d8d1 e2e1 d1e1","r":506,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Iz3jG","f":"1k6/ppp5/8/3rP2p/3N3K/2P4P/PPn1n3/2b2R2 b - - 1 31","m":"c2d4 f1f8 d5d8 f8d8","r":444,"t":"backRankMate endgame mate mateIn2 short"},{"i":"IzKav","f":"1k6/1p6/pKn5/2P5/P3R3/1P5p/8/7r b - - 5 57","m":"h3h2 e4e8 c6d8 e8d8","r":543,"t":"endgame mate mateIn2 short"},{"i":"IzKhF","f":"2r3k1/5ppp/1R2p3/2R1P3/7P/8/5PP1/6K1 b - - 0 40","m":"c8c5 b6b8 c5c8 b8c8","r":443,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"IzrVA","f":"4r2k/1pp3p1/p1n4p/P1Pp4/3P4/1QB5/4qPPP/R5K1 w - - 0 25","m":"a1e1 e2e1 c3e1 e8e1","r":546,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J0O1C","f":"3r3k/1p4p1/p1p2b2/2P4p/1P2R2P/P2r2PK/2B5/4R3 b - - 5 47","m":"d3d2 e4e8 d8e8 e1e8","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"J0SyW","f":"r2q1k1r/pp3ppp/n2Np3/1b2R3/2P5/P7/1P3PPP/RNBQ2K1 w - - 0 15","m":"d6b5 d8d1 e5e1 d1e1","r":528,"t":"fork hangingPiece mate mateIn2 middlegame short"},{"i":"J0aeD","f":"6k1/2r1Nppp/1r2p3/3p1b2/3Pn3/4P3/PP2KPPP/R1R5 b - - 1 21","m":"c7e7 c1c8 e7e8 c8e8","r":475,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J0eua","f":"1n2r1k1/6pp/1rp5/p3NnN1/P7/8/1P3PPP/1R1R2K1 b - - 2 21","m":"e8e5 d1d8 e5e8 d8e8","r":533,"t":"mate mateIn2 middlegame short"},{"i":"J1P88","f":"4r1nk/3q1Q1p/pR3Rp1/p2p2P1/P1p5/B1Pp2Pb/3P3P/7K w - - 3 32","m":"f7d7 e8e1 f6f1 e1f1","r":551,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"J1Y99","f":"6k1/1pR5/6p1/3Pb1Np/1r2p3/4B2P/5PP1/6K1 w - - 5 32","m":"c7e7 b4b1 e3c1 b1c1","r":567,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"J2WwQ","f":"6k1/2r4p/n3N1p1/p2pP3/Pp1q4/1B5Q/1P4PP/7K w - - 1 31","m":"e6d4 c7c1 b3d1 c1d1","r":529,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J2iRf","f":"2r5/5pkp/6p1/8/Pp1p4/1P6/3R1PPP/6K1 w - - 0 28","m":"d2d4 c8c1 d4d1 c1d1","r":421,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"J2sfA","f":"3r1rk1/1p3ppp/p7/5q2/8/1Q6/PPP3PP/5R1K w - - 0 24","m":"f1f5 d8d1 f5f1 d1f1","r":431,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"J2uyY","f":"6k1/ppp2ppp/6n1/4qb2/1PB5/P6P/3Q1PP1/6K1 b - - 3 25","m":"g6f4 d2d8 e5e8 d8e8","r":499,"t":"endgame mate mateIn2 short"},{"i":"J30pX","f":"3r4/5pkp/p5p1/8/3r4/P7/1PR2PPP/4R1K1 w - - 2 30","m":"e1c1 d4d1 c1d1 d8d1","r":443,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"J35yt","f":"8/p4p2/2npk3/4p1p1/4P1N1/5P1r/PPP2P2/1K1R4 w - - 4 28","m":"d1d3 h3h1 d3d1 h1d1","r":568,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J37oj","f":"r5k1/2p2ppp/5n2/1r2b3/N7/4P1P1/P1P2P1P/2RR2K1 b - - 5 23","m":"a8a4 d1d8 f6e8 d8e8","r":461,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J3aE4","f":"rbQ3k1/pp1b1ppp/7r/3p2q1/6nN/PP2P1P1/1B2NP1P/2R1R1K1 b - - 8 22","m":"d7c8 c1c8 g5d8 c8d8","r":434,"t":"mate mateIn2 middlegame short"},{"i":"J41o2","f":"1r3rk1/5ppp/3p1q2/2pP1b2/1pP5/1P2Q1P1/5PBP/R3R1K1 b - - 5 22","m":"f8e8 e3e8 b8e8 e1e8","r":466,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"J4aAo","f":"7k/p5pp/7r/5q2/3b4/5B2/6PN/4QK2 b - - 3 42","m":"h6h2 e1e8 f5f8 e8f8","r":461,"t":"endgame mate mateIn2 short"},{"i":"J5I8z","f":"6k1/5ppp/3p4/3P4/p2q1P2/1pR3P1/1KP1r2P/2R5 b - - 0 31","m":"d4d5 c3c8 e2e8 c8e8","r":487,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"J5RA1","f":"7k/2R4p/p5pP/2n4r/2K5/P7/8/8 b - - 7 46","m":"c5e6 c7c8 e6d8 c8d8","r":523,"t":"endgame mate mateIn2 short"},{"i":"J5nbN","f":"R7/1b2r3/4pk2/2NpN1p1/3P1pP1/7p/1rP1RP1P/6K1 w - - 2 32","m":"a8g8 b2b1 e2e1 b1e1","r":466,"t":"mate mateIn2 middlegame short"},{"i":"J5ubW","f":"r2R2k1/1b3p2/p3pBp1/7p/2p2P2/8/P6r/3R1K2 b - - 1 28","m":"a8d8 d1d8 g8h7 d8h8","r":578,"t":"endgame mate mateIn2 operaMate short"},{"i":"J6VMd","f":"1k1r1b1r/1pp3pp/p7/3Q4/8/8/PPP2BPP/4RRK1 b - - 0 20","m":"d8d5 e1e8 d5d8 e8d8","r":552,"t":"endgame mate mateIn2 pillsburysMate queensideAttack short"},{"i":"J6YBc","f":"1Q4k1/p2n1ppp/5p2/3q4/8/4B1P1/5P1P/1KR5 b - - 0 25","m":"d7b8 c1c8 d5d8 c8d8","r":554,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"J6dR8","f":"2rR2k1/5pp1/4p2p/1b6/4BP2/6P1/p1n2K1P/1r1R4 b - - 3 32","m":"c8d8 d1d8 b5e8 d8e8","r":544,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"J6fqm","f":"6k1/8/7p/p1r2pp1/Pp3B2/1P5P/1P1R1PP1/6K1 w - - 0 33","m":"f4h2 c5c1 d2d1 c1d1","r":462,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J6tzv","f":"3k4/3P4/P2K3p/6p1/1pp3P1/P1P5/8/8 b - - 0 47","m":"b4a3 a6a7 a3a2 a7a8q","r":559,"t":"advancedPawn endgame mate mateIn2 pawnEndgame promotion short"},{"i":"J6wiW","f":"2k5/1pb2r2/p7/P4r2/1P6/3Q3P/6P1/1R5K w - - 1 41","m":"d3e4 f5f1 b1f1 f7f1","r":590,"t":"endgame mate mateIn2 short"},{"i":"J7Cuj","f":"r5k1/p5pp/b1p2p2/6P1/2p2R2/B1P1r3/P5P1/5RK1 b - - 0 22","m":"f6g5 f4f8 a8f8 f1f8","r":522,"t":"endgame mate mateIn2 operaMate short"},{"i":"J7F7Y","f":"6k1/p1p2ppp/4p3/8/2P5/3Q2PP/P2q1P2/1R4K1 b - - 0 26","m":"d2d3 b1b8 d3d8 b8d8","r":444,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"J80mf","f":"1kr5/1p3pp1/P4n2/3p1Q1p/8/4PB2/5PPP/1Rq3K1 w - - 1 28","m":"b1c1 c8c1 f3d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J8CYq","f":"4r3/pQ5p/3krpp1/3N1b2/8/5B2/P4PPP/R3R1K1 w - - 1 25","m":"a1d1 e6e1 d1e1 e8e1","r":444,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"J8GGm","f":"r3r1k1/p1q1bpp1/5B1p/3p4/2pP4/7P/PPB1QPP1/R3R1K1 b - - 0 20","m":"e7f6 e2e8 a8e8 e1e8","r":501,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"J8NiX","f":"6k1/1R6/p6p/3pq1p1/4r3/2P3P1/P1Q3PP/6K1 w - - 2 33","m":"b7b1 e4e1 b1e1 e5e1","r":533,"t":"endgame mate mateIn2 short"},{"i":"J8U0t","f":"8/2R5/r3pkp1/8/2p5/1p2P3/1P3PPP/6K1 w - - 0 41","m":"c7c4 a6a1 c4c1 a1c1","r":413,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"J8nyy","f":"5r1k/4RRpp/2p5/1p6/3r4/7P/PPP3P1/7K b - - 0 27","m":"f8f7 e7e8 f7f8 e8f8","r":597,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"J9CvA","f":"3k4/R7/1p4p1/2r5/P3RP2/8/6PP/7K w - - 1 44","m":"e4e7 c5c1 e7e1 c1e1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"J9f5O","f":"3r3k/pp2R1pp/4b1p1/8/8/6P1/Pr6/4R1K1 b - - 3 29","m":"e6h3 e7e8 d8e8 e1e8","r":527,"t":"backRankMate endgame mate mateIn2 short"},{"i":"J9zTO","f":"2r2rk1/Q4pbp/1p4p1/4P3/8/6B1/1P2qPPP/4R1K1 w - - 0 28","m":"e1e2 c8c1 e2e1 c1e1","r":571,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JA5np","f":"6k1/1p3pp1/2b1p2p/4P3/3Q1P2/r2B2K1/r5PP/8 b - - 0 38","m":"c6b5 d4d8 b5e8 d8e8","r":425,"t":"endgame mate mateIn2 short"},{"i":"JA60b","f":"8/1p4pk/p4p2/2R5/1P4nN/P5P1/r4PP1/6K1 w - - 5 36","m":"f2f3 a2a1 c5c1 a1c1","r":491,"t":"endgame master mate mateIn2 short"},{"i":"JAG2g","f":"8/pkp1q3/1p4Q1/1b1p4/1P1P4/2P5/P4RPP/6K1 w - - 0 28","m":"g6c2 e7e1 f2f1 e1f1","r":423,"t":"endgame mate mateIn2 short"},{"i":"JAaUG","f":"1r4k1/2p2ppp/4p3/8/2NP4/2Q5/1B3PPP/q5K1 w - - 8 25","m":"b2a1 b8b1 c3c1 b1c1","r":456,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JAzNl","f":"r1b1r1k1/p1p2ppp/2p5/2B5/4B3/8/PPP2PPP/3R1RK1 b - - 0 13","m":"e8e4 d1d8 e4e8 d8e8","r":451,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"JBAlv","f":"6rk/p3R1q1/1p5p/8/3P4/1QP3r1/PP5P/4R1K1 w - - 0 38","m":"g1h1 g3g1 e1g1 g7g1","r":547,"t":"endgame mate mateIn2 short"},{"i":"JBP29","f":"2q3rk/1R1n1p1p/p4p2/1p2pP2/3bN2Q/1B6/PP3PPP/6K1 w - - 5 25","m":"e4d6 c8c1 b3d1 c1d1","r":578,"t":"mate mateIn2 middlegame short"},{"i":"JCAhH","f":"2r2rk1/1R1R1ppp/p7/bp6/8/1P6/PB3PPP/6K1 w - - 6 25","m":"b2e5 c8c1 d7d1 c1d1","r":408,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JCZAc","f":"8/1p3kpp/8/4R3/8/1rB5/5PPP/6K1 w - - 1 33","m":"e5c5 b3b1 c3e1 b1e1","r":594,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JDKlU","f":"7k/p1q3pp/3Rn3/8/5Q2/8/P7/3R2K1 b - - 0 42","m":"e6f4 d6d8 c7d8 d1d8","r":457,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JE7ei","f":"5k2/5prp/p2q2p1/1pp5/8/1PQ5/R4PPP/R2r2K1 w - - 3 29","m":"a1d1 d6d1 c3e1 d1e1","r":495,"t":"endgame mate mateIn2 short"},{"i":"JEXB7","f":"5bk1/5p1p/8/pp1P3p/1r2P3/5N1P/5PPB/R5K1 w - - 0 39","m":"a1a5 b4b1 f3e1 b1e1","r":407,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JEmIn","f":"rn1q4/p1p2kpp/1p6/2P5/4n3/2P5/P1Q2PPP/R1B3K1 w - - 0 20","m":"c2e4 d8d1 e4e1 d1e1","r":402,"t":"endgame mate mateIn2 short"},{"i":"JF7Uc","f":"2r3k1/2q2ppp/p2r1n2/1p6/8/2P1R3/PP1N2PP/3RQ1K1 b - - 0 26","m":"f6g4 e3e8 c8e8 e1e8","r":562,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JFgVd","f":"R7/6p1/8/P3k3/8/2nB4/r4PPP/5K2 w - - 1 38","m":"a5a6 a2a1 d3b1 a1b1","r":590,"t":"endgame mate mateIn2 short"},{"i":"JFtNb","f":"8/pp2p3/8/2pP2k1/2P1K1P1/1P5R/1r6/8 w - - 3 36","m":"e4e5 b2e2 h3e3 e2e3","r":576,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"JFudX","f":"6k1/2pb1pp1/3p1q2/3P2p1/8/3BQ2P/Pr3PP1/4R1K1 b - - 2 23","m":"b2a2 e3e8 d7e8 e1e8","r":517,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"JFy9x","f":"r2q2k1/pp3pbp/6p1/8/2P1r3/5Q2/PP3PPP/R1B3K1 w - - 0 20","m":"f3e4 d8d1 e4e1 d1e1","r":544,"t":"endgame mate mateIn2 short"},{"i":"JFziB","f":"1k5r/R2B4/br1R1p1p/p7/2p5/8/P4PPP/6K1 w - - 3 31","m":"a7a6 b6b1 d6d1 b1d1","r":566,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JG4OC","f":"4r3/pQp3pk/2n3bp/8/5q2/8/PPP3PP/5R1K w - - 0 27","m":"f1f4 e8e1 f4f1 e1f1","r":470,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JGOa8","f":"2rR2k1/5pp1/1Q5p/8/b3B2P/5P2/PP4q1/1K6 b - - 2 35","m":"c8d8 b6d8 a4e8 d8e8","r":528,"t":"endgame mate mateIn2 short"},{"i":"JGW8u","f":"6k1/5p2/3bp1p1/r6p/3P4/2P2B1P/2R1q1P1/7K w - - 0 49","m":"c2e2 a5a1 e2e1 a1e1","r":429,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JHVdX","f":"3r3k/pbp2Q1p/1p4p1/8/1P5P/6P1/P4P2/R2r2K1 w - - 3 31","m":"a1d1 d8d1 g1h2 d1h1","r":491,"t":"endgame mate mateIn2 operaMate short"},{"i":"JHXdl","f":"1k1r4/ppp4p/6p1/3Q4/4p3/NPP1P1PP/P1KP2r1/5R2 b - - 0 25","m":"d8d5 f1f8 d5d8 f8d8","r":499,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JHZBO","f":"3rk3/5RRp/8/1r2p3/3Pn3/5N2/6PP/6K1 w - - 3 33","m":"f7a7 b5b1 f3e1 b1e1","r":530,"t":"endgame mate mateIn2 short"},{"i":"JHlhN","f":"4r1k1/pb4pp/1p2qp2/3p4/3P2Q1/P5B1/1P3PPP/R5K1 w - - 2 27","m":"g4h5 e6e1 a1e1 e8e1","r":430,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"JI15q","f":"1rbq2k1/2p2pp1/pB1p3p/1p1P4/1P6/3B3P/4QPP1/4R1K1 b - - 0 25","m":"c7b6 e2e8 d8e8 e1e8","r":400,"t":"endgame kingsideAttack mate mateIn2 pillsburysMate short"},{"i":"JIJdC","f":"6k1/3R1p2/1p1p3p/3P1Pp1/5n2/P4b2/1r5P/5R1K w - - 0 29","m":"f1f3 b2b1 f3f1 b1f1","r":540,"t":"endgame mate mateIn2 short"},{"i":"JIMFx","f":"1k3Qr1/ppp5/3bR3/5p2/3p4/1P4P1/P1qB1P1P/4R1K1 b - - 0 24","m":"g8f8 e6e8 f8e8 e1e8","r":554,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JIQ5X","f":"4r1k1/2p2ppp/p1b5/8/P3r2Q/1B6/2P2P1P/3R2K1 w - - 0 29","m":"h4h5 e4e1 d1e1 e8e1","r":577,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JIngM","f":"5rk1/p5bp/1p1P2p1/5q2/3p4/3Q2B1/PP4PP/R6K w - - 0 24","m":"d3d2 f5f1 a1f1 f8f1","r":571,"t":"backRankMate endgame master masterVsMaster mate mateIn2 sacrifice short"},{"i":"JJ0wS","f":"4k2r/1r3ppp/pnR2nb1/3p4/3P4/B3PP2/PP4PP/2R3K1 b k - 3 26","m":"f6d7 c6c8 b6c8 c1c8","r":468,"t":"mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"JJ26L","f":"k4b1r/pp2pppp/8/2r5/5B2/5N2/PPn1BPPP/1K1R4 b - - 5 20","m":"e7e5 d1d8 c5c8 d8c8","r":572,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JJF1m","f":"r7/6pk/7p/4B3/8/1R6/5PPP/q5K1 w - - 0 38","m":"e5a1 a8a1 b3b1 a1b1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JJG7t","f":"6k1/pR3pp1/5n1p/3p4/8/P4N2/2r2PPP/6K1 w - - 0 21","m":"b7a7 c2c1 f3e1 c1e1","r":536,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JJHmb","f":"r2r2k1/p4R2/1p2R3/5p1B/5Pn1/8/PPP3P1/6K1 w - - 13 34","m":"e6e7 d8d1 e7e1 d1e1","r":400,"t":"endgame mate mateIn2 short"},{"i":"JJTHm","f":"r5k1/5pp1/2p4p/2B1qb2/2P5/1P6/5PPP/4R1K1 w - - 0 25","m":"e1e5 a8a1 e5e1 a1e1","r":427,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JJh8A","f":"8/Pr6/4pkn1/2p5/2Pb4/5p2/2R4R/5K2 w - - 0 49","m":"a7a8q b7b1 c2c1 b1c1","r":526,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JJk23","f":"2k1r3/ppp5/7r/2N2R2/8/P3R3/1PP5/2K5 b - - 2 32","m":"e8e3 f5f8 e3e8 f8e8","r":535,"t":"endgame mate mateIn2 short"},{"i":"JJyTP","f":"5k2/8/R4K2/1P2rp2/6q1/8/P6P/8 b - - 2 48","m":"e5b5 a6a8 b5b8 a8b8","r":403,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"JKL3C","f":"2r3k1/5p1p/np1R2pP/pr6/3R4/1PP2P2/1P4P1/2K5 b - - 2 29","m":"a6c5 d6d8 c8d8 d4d8","r":594,"t":"endgame mate mateIn2 short"},{"i":"JKWun","f":"3r2k1/3Q1ppp/4p3/p7/2R5/6P1/P3PP1P/6K1 b - - 0 28","m":"d8d7 c4c8 d7d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JKYPg","f":"2r3k1/5pp1/pp5p/2rp1q2/8/P1P1Q3/1P3P1P/1B2R2K b - - 1 31","m":"f5g5 e3e8 c8e8 e1e8","r":541,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"JKZsM","f":"3rr1kb/1bq2p1p/p5pB/2ppn2P/7N/2P1Q1N1/PP3PP1/1R2R1K1 b - - 2 22","m":"e5g4 e3e8 d8e8 e1e8","r":473,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"JKjsO","f":"r4r1k/p6p/6pP/4Q3/8/2P1q3/PP3RP1/5RK1 b - - 0 25","m":"e3e5 f2f8 a8f8 f1f8","r":465,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"JL5UU","f":"8/3r1ppk/p5b1/1p6/4pBnP/PB6/2P3P1/4Q1K1 w - - 2 42","m":"e1g3 d7d1 g3e1 d1e1","r":540,"t":"endgame mate mateIn2 short"},{"i":"JL7H6","f":"2q1k3/p4pbQ/3p3p/3P2p1/8/8/P1r2PPP/1R4K1 w - - 0 28","m":"h7g7 c2c1 b1c1 c8c1","r":559,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JLFUK","f":"r4kr1/p3R1p1/Q1N4p/1p1q1p2/5B2/8/PP3PPP/6K1 w - - 1 27","m":"a6b7 d5d1 e7e1 d1e1","r":555,"t":"master mate mateIn2 middlegame short"},{"i":"JLW5F","f":"kr6/1q3p2/2pPp1p1/p1BpP1Pp/r4P2/1PQR2P1/2K5/8 b - - 1 39","m":"a4e4 c3a5 b7a6 a5a6","r":589,"t":"endgame master mate mateIn2 queensideAttack short"},{"i":"JLjh2","f":"5r1k/q5pp/P7/4pQ2/3P4/7P/6P1/R1R4K b - - 0 34","m":"f8f5 c1c8 f5f8 c8f8","r":469,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"JMF8q","f":"3r4/pQp1n1k1/7p/5p2/5P2/2Pq1BP1/PP4P1/K2r3R w - - 3 26","m":"f3d1 d3d1 h1d1 d8d1","r":510,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JMJzw","f":"3r3k/p4q1p/1pQ1rP2/3Rp1R1/8/4P3/PP4PP/6K1 b - - 0 26","m":"e6c6 d5d8 f7e8 d8e8","r":595,"t":"endgame hangingPiece mate mateIn2 queenRookEndgame short"},{"i":"JMV2R","f":"4r1k1/2p1Bppp/p7/1p2p3/1P2b3/P6P/2P1BPP1/3R2K1 b - - 0 18","m":"e8e7 d1d8 e7e8 d8e8","r":502,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JMZpE","f":"5q1k/p7/5n2/4Q1R1/4P2K/2r3PP/8/8 w - - 5 54","m":"e5c3 f8h6 g5h5 h6h5","r":520,"t":"endgame mate mateIn2 short"},{"i":"JMflk","f":"1r4k1/2R2ppp/1BnP4/1N2p3/1b2P3/8/1P3PPP/6K1 b - - 4 25","m":"b8b6 c7c8 c6d8 c8d8","r":523,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JMijt","f":"2r3k1/1p4pp/p3p3/8/3b4/8/PP3PPP/3R2K1 w - - 0 26","m":"d1d4 c8c1 d4d1 c1d1","r":407,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JMuy0","f":"1n2r1k1/1p3ppp/4pb2/qb1R4/p1P5/P3QN1P/5PP1/4R1K1 b - - 0 26","m":"e6d5 e3e8 b5e8 e1e8","r":441,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JN2Im","f":"r1b1r1k1/bpp2ppp/p7/2P3B1/1P2N3/P7/4BPPP/3RK2R b K - 0 15","m":"e8e4 d1d8 e4e8 d8e8","r":475,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JN3m0","f":"5k1r/Q5pp/n7/8/8/1B3P2/PP1q1P1P/RK2r2R w - - 10 25","m":"h1e1 d2e1 b3d1 e1d1","r":598,"t":"mate mateIn2 middlegame short"},{"i":"JN4zq","f":"6k1/5ppp/4pb2/8/5PP1/1RPK4/r6P/8 b - - 2 33","m":"a2h2 b3b8 f6d8 b8d8","r":465,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JNWjj","f":"6k1/2p2ppp/5q2/1R2p2b/P3P3/1N5P/5PP1/3Q2K1 b - - 0 23","m":"h5d1 b5b8 f6d8 b8d8","r":414,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"JNpxg","f":"r5k1/5ppp/p3p3/1p1rP3/3R4/8/PP3PPP/3R2K1 b - - 0 25","m":"d5e5 d4d8 a8d8 d1d8","r":430,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JOINt","f":"4r1k1/5ppp/1pr5/p2RP3/3R1K2/P1P5/1P5P/8 b - - 0 31","m":"e8e6 d5d8 e6e8 d8e8","r":454,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JOoO4","f":"1r4k1/3r1ppp/p3p3/2R1P3/2P5/1QB2PP1/1P4KP/8 b - - 0 31","m":"b8b3 c5c8 d7d8 c8d8","r":446,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JOzI7","f":"5r1k/3Q2pb/p4q2/3p4/8/8/PP4PP/3RRr1K w - - 6 35","m":"e1f1 f6f1 d1f1 f8f1","r":464,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JP5xL","f":"8/1r5p/8/7P/4R3/6k1/4p3/6K1 w - - 0 57","m":"e4e2 b7b1 e2e1 b1e1","r":575,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"JP91O","f":"8/8/8/p2P4/2r5/5k2/4R3/5K2 w - - 2 56","m":"e2d2 c4c1 d2d1 c1d1","r":424,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"JPMcs","f":"3r1rk1/p3ppbp/2p3p1/8/2N1p3/1P6/PRP1nPPP/2B1R1K1 w - - 9 18","m":"e1e2 d8d1 e2e1 d1e1","r":578,"t":"backRankMate fork mate mateIn2 middlegame short"},{"i":"JPmIs","f":"3rr1k1/p4p1p/1p1b2pB/5R2/2p3Q1/2P4P/PP4P1/R3q2K w - - 1 28","m":"a1e1 e8e1 f5f1 e1f1","r":421,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"JPwaN","f":"5rk1/5pbp/6p1/2R1p1N1/4P3/Prp5/5PPP/4R1K1 w - - 0 32","m":"e1e2 b3b1 e2e1 b1e1","r":435,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JQJT6","f":"4r1k1/pp4p1/4p1p1/3pPnN1/8/P6K/1P6/2R5 b - - 7 28","m":"e8e7 c1c8 e7e8 c8e8","r":509,"t":"endgame mate mateIn2 short"},{"i":"JQQWY","f":"3r2k1/pp3pp1/4p1p1/6N1/6Pn/5P2/P2Q3P/2R4K b - - 0 30","m":"d8d2 c1c8 d2d8 c8d8","r":428,"t":"endgame mate mateIn2 short"},{"i":"JQvqH","f":"4r1k1/pQ3pp1/2p4p/2Pp4/8/8/PP2rPPP/1q3RK1 w - - 0 23","m":"f1b1 e2e1 b1e1 e8e1","r":513,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"JR58r","f":"1r6/p3kp2/4pnpp/1N6/2P5/3R4/P4PPP/6K1 w - - 3 31","m":"b5a7 b8b1 d3d1 b1d1","r":417,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JRTRD","f":"2nr2k1/ppq2pp1/1n5p/4b3/2p5/2P1R3/PPB1QBPP/5NK1 b - - 6 25","m":"e5f4 e3e8 d8e8 e2e8","r":487,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JRUju","f":"r1b2rk1/1p3Rpp/4p3/3q4/p7/2P5/1P3QPP/2K2R2 b - - 0 25","m":"f8f7 f2f7 g8h8 f7e8","r":577,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JRzf3","f":"3r4/5R2/p5kp/1pB5/1P1P2P1/NBP1r1b1/P5P1/7K w - - 7 35","m":"f7f3 e3e1 f3f1 e1f1","r":560,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"JSCtY","f":"3r2k1/1b3ppp/2p5/1P2p3/p3P3/P7/BP2qPPP/4R1K1 w - - 0 26","m":"e1e2 d8d1 e2e1 d1e1","r":546,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JSQlc","f":"2q4k/p5pp/1pr5/5p2/PQ1Pp3/4P3/5PPP/1R4K1 w - - 2 24","m":"b4e7 c6c1 b1c1 c8c1","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JSo7J","f":"2q1r1k1/3R3p/1p1pPrp1/1p1P1p2/1P6/P4N2/1Q3PPP/6K1 w - - 2 28","m":"b2f6 c8c1 f3e1 c1e1","r":554,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"JSoPd","f":"3r4/2kr3p/pp2B3/6p1/5b2/8/PPP2PPP/2KRR3 w - - 2 25","m":"c1b1 d7d1 e1d1 d8d1","r":571,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JT7a1","f":"3q3k/pp4pP/2n5/3p4/1P1p2br/P2B2P1/2P2QP1/5RK1 b - - 2 29","m":"h4h7 f2f8 d8f8 f1f8","r":597,"t":"mate mateIn2 middlegame short"},{"i":"JTEeU","f":"N3r1k1/p3Rppp/8/4b2q/8/2Q2P2/P3K1P1/4R3 b - - 0 25","m":"e8e7 c3c8 e7e8 c8e8","r":536,"t":"endgame mate mateIn2 short"},{"i":"JTP8d","f":"r3r1k1/p4p1p/5Pn1/1pPp4/8/2P5/P3R3/4R1K1 b - - 2 30","m":"g6f4 e2e8 a8e8 e1e8","r":408,"t":"endgame mate mateIn2 short"},{"i":"JTV7D","f":"r6r/p2Rnk2/2R1p3/4P3/8/6B1/PPP2P2/1K6 w - - 3 32","m":"c6c7 h8h1 d7d1 h1d1","r":580,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JTXeb","f":"3r2k1/pp3p2/6pp/2N1rb2/P1P5/1P6/2P2PPP/4R1K1 w - - 0 24","m":"e1e5 d8d1 e5e1 d1e1","r":415,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JU6c5","f":"8/7p/p3R3/2B2ppk/4b3/8/r4PPP/4R1K1 w - - 1 35","m":"e1e3 a2a1 e3e1 a1e1","r":534,"t":"endgame mate mateIn2 short"},{"i":"JUMze","f":"2k1r1r1/pppn1pPp/4b3/2b2q2/2pB4/2P2N2/P2NQPPP/R3R1K1 b - - 12 16","m":"e6d5 e2e8 g8e8 e1e8","r":497,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JUonF","f":"r3r1k1/1ppbqppp/3b4/p6Q/P3Np2/1B1P4/1PP2PPP/R3R1K1 w - - 2 21","m":"e4g5 e7e1 a1e1 e8e1","r":414,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JUxsB","f":"4rkn1/1p3ppQ/p2bq3/3p4/2pP3N/2P4P/PPBB1PP1/R5K1 w - - 1 27","m":"a1e1 e6e1 d2e1 e8e1","r":530,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"JVmPx","f":"5bk1/8/R6p/1p1p2p1/8/P7/r5PP/2R4K w - - 1 42","m":"c1c6 a2a1 c6c1 a1c1","r":598,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JVop4","f":"2kr4/1pp2pp1/p6p/2b5/1Pb1rP2/P7/2P3PP/R1B1R2K w - - 0 25","m":"e1e4 d8d1 e4e1 d1e1","r":580,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JVuYS","f":"r5k1/1b4p1/4R1Pp/1p6/7P/1P1P4/r7/1K2R3 b - - 1 28","m":"b5b4 e6e8 a8e8 e1e8","r":547,"t":"endgame mate mateIn2 short"},{"i":"JWHZ3","f":"1k6/p1p3pp/B2r4/4RP2/1P6/P2p4/1n4PP/6K1 b - - 0 31","m":"d3d2 e5e8 d6d8 e8d8","r":494,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JWj6m","f":"1n4k1/4rr2/P6p/4B3/2QP4/8/6PP/6K1 w - - 1 50","m":"e5b8 e7e1 c4f1 e1f1","r":509,"t":"endgame mate mateIn2 short"},{"i":"JWuF0","f":"r3nr1k/5qp1/p2p3R/2pnpP2/2p1N2Q/P4P2/1PK3B1/7R b - - 0 32","m":"g7h6 h4h6 f7h7 h6h7","r":558,"t":"kingsideAttack master mate mateIn2 middlegame short"},{"i":"JXXWm","f":"r1b4k/ppp2q1p/2n2Q1B/3p4/8/3P4/PPP2PPP/RN1KR3 b - - 0 18","m":"f7f6 e1e8 f6f8 e8f8","r":505,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"JXZOs","f":"2Q2rk1/5ppp/p1Pp1q2/8/4R3/B4N2/b4PPP/4R1K1 b - - 0 20","m":"f8c8 e4e8 c8e8 e1e8","r":556,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JXZyL","f":"2Q4k/2p1n1pp/2n5/3p4/P7/2q5/2r2rPP/R3R1K1 b - - 1 21","m":"e7c8 e1e8 f2f8 e8f8","r":492,"t":"backRankMate fork mate mateIn2 middlegame short"},{"i":"JXcMq","f":"4r1k1/3b1ppp/q2p1b2/2pP4/2r1p3/2B2N1P/P2PQPP1/R3R1K1 b - - 1 22","m":"e4f3 e2e8 d7e8 e1e8","r":467,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JXoal","f":"4k3/5p2/pN3P2/5P1R/4bB1K/3r4/6r1/8 b - - 3 45","m":"e8d8 h5h8 g2g8 h8g8","r":509,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JXu2p","f":"1r1r2k1/pb2qp1p/2p4B/2p2pp1/2P5/1P5Q/P4PPP/4R1K1 w - - 0 26","m":"e1e7 d8d1 e7e1 d1e1","r":441,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JXyD5","f":"4r1k1/p4ppp/b1p5/2P5/8/2p3P1/Pb2QP1P/3R2K1 b - - 0 29","m":"e8e2 d1d8 e2e8 d8e8","r":435,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JXyY3","f":"8/7p/2R2R2/4p1p1/8/4k3/1r3pPP/5K2 w - - 1 38","m":"f6f7 b2b1 c6c1 b1c1","r":466,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"JYIZJ","f":"3r3k/pp4pp/3q1n2/4b3/8/1B2P2P/PPQ2PP1/R1B4K w - - 2 23","m":"c2f5 d6d1 b3d1 d8d1","r":514,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"JYiqC","f":"5r1k/pp3Qpp/5p2/4p3/8/8/PP4PP/3R2K1 b - - 0 27","m":"f8f7 d1d8 f7f8 d8f8","r":438,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JYlLo","f":"2k1r3/pppb3p/1b4p1/4nq2/Q6B/N6P/3R2P1/3R3K b - - 4 24","m":"d7a4 d2d8 e8d8 d1d8","r":508,"t":"mate mateIn2 middlegame operaMate queensideAttack short"},{"i":"JYras","f":"5rk1/pp1b3p/4prpQ/3p4/8/2PB1N2/PP4PP/4q2K w - - 0 25","m":"f3e1 f6f1 d3f1 f8f1","r":448,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"JYzuL","f":"1r5k/6pp/5r1P/4Q3/8/p1P3K1/8/8 b - - 0 36","m":"b8b6 e5e8 f6f8 e8f8","r":539,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"JZGjM","f":"4r2k/p4R2/1b3q1p/5p2/2Q2P2/6pP/P1P3P1/7K w - - 0 30","m":"f7f6 e8e1 c4f1 e1f1","r":469,"t":"endgame mate mateIn2 short"},{"i":"JZIv9","f":"8/p4Npp/1kp1p3/8/2P3n1/1Pr5/P3RKPP/8 w - - 2 26","m":"f2g1 c3c1 e2e1 c1e1","r":433,"t":"endgame mate mateIn2 short"},{"i":"JZKGP","f":"1r3rk1/5pp1/Q6p/4q3/8/2pP4/2P3PP/4R2K w - - 0 26","m":"e1e5 b8b1 e5e1 b1e1","r":533,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"JZMGU","f":"rn5k/ppp3pp/5r2/4qb2/8/1B6/PPP2PPP/RN1Q1RK1 b - - 1 15","m":"e5b2 d1d8 f6f8 d8f8","r":466,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JaAvB","f":"6k1/p4ppp/2pr4/1NRp4/8/1P5P/P4PP1/6K1 b - - 0 25","m":"c6b5 c5c8 d6d8 c8d8","r":424,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JaNSu","f":"4r1k1/ppb2ppp/2p1qn2/3n1NB1/3P4/1B3Q1P/PP3PP1/3R2K1 w - - 0 20","m":"g5h4 e6e1 d1e1 e8e1","r":590,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"JaNT5","f":"3Q4/kp6/p1b4p/4r1p1/1P1R3P/P5R1/5P2/6K1 w - - 1 39","m":"h4g5 e5e1 g1h2 e1h1","r":579,"t":"endgame mate mateIn2 operaMate short"},{"i":"JaiOL","f":"3r1k2/3B1p1p/5Pp1/R7/P7/3p3P/5K2/8 b - - 0 41","m":"d8d7 a5a8 d7d8 a8d8","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Jais7","f":"4r3/pR2r1pk/P1p4p/2P3p1/3b4/6N1/5PPP/2R3K1 w - - 2 29","m":"g3f5 e7e1 c1e1 e8e1","r":513,"t":"endgame mate mateIn2 short"},{"i":"JajYj","f":"8/8/8/R5p1/P1P1k3/2r2p1P/4BPK1/8 w - - 0 52","m":"g2f1 c3c1 e2d1 c1d1","r":567,"t":"endgame mate mateIn2 short"},{"i":"Jaltf","f":"4r2k/6pp/1p1b4/1P1Nr3/8/5B1P/R5P1/2R4K w - - 4 41","m":"d5b6 e5e1 c1e1 e8e1","r":516,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"Jaotv","f":"3r4/pR2pk1p/n2r2p1/2p2p2/2P5/P4B2/1RP2PPP/6K1 w - - 1 23","m":"b7a7 d6d1 f3d1 d8d1","r":502,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"JbGvN","f":"2r1rk2/p5pp/1b2pn2/1p6/8/1q1R1Q2/4RPPP/6K1 w - - 0 28","m":"d3b3 c8c1 e2e1 c1e1","r":510,"t":"mate mateIn2 middlegame short"},{"i":"JbOiP","f":"2r3k1/R4ppp/1pP1p3/3pP3/7P/3K4/5P2/8 b - - 0 32","m":"c8c6 a7a8 c6c8 a8c8","r":529,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Jbd2p","f":"3r2k1/2p2ppp/2n5/pp1q4/3P2b1/B1P1QN2/P4PPP/4R1K1 b - - 1 18","m":"b5b4 e3e8 d8e8 e1e8","r":493,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"Jbmeh","f":"8/5pkp/5np1/pB6/2P1P3/2Q2PpP/1P1r2P1/6qK w - - 0 43","m":"h1g1 d2d1 c3e1 d1e1","r":516,"t":"endgame mate mateIn2 short"},{"i":"JbnCC","f":"1R6/2r2k1p/1N3p2/p2ppp2/8/2B1n1P1/P4P1P/6K1 w - - 0 39","m":"c3a5 c7c1 a5e1 c1e1","r":435,"t":"endgame master mate mateIn2 short"},{"i":"Jbuhb","f":"1r4k1/R4ppp/2p1p3/p7/4p3/4P1P1/P1P2P1P/6K1 b - - 1 25","m":"b8b2 a7a8 b2b8 a8b8","r":481,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Jc5jj","f":"2br4/3r2kp/ppR1ppp1/8/8/1P2P3/PQ3PPP/5RK1 w - - 1 24","m":"f1c1 d7d1 c1d1 d8d1","r":470,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Jc70v","f":"5rk1/ppp2p2/8/3Pr1p1/2P2qQ1/8/6PP/5R1K w - - 0 28","m":"f1f4 e5e1 f4f1 e1f1","r":507,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"JcFL8","f":"3k4/ppp2pb1/3p4/5B2/5P2/1P1R2PP/P1P3r1/1K6 w - - 3 24","m":"g3g4 g2g1 d3d1 g1d1","r":403,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JctYW","f":"5k2/5ppp/8/p2N4/1br5/4P1P1/5P1P/1R3K2 b - - 5 30","m":"b4a3 b1b8 c4c8 b8c8","r":400,"t":"endgame mate mateIn2 short"},{"i":"JdARV","f":"3r2k1/R5pp/5p2/8/4bB2/1P2N3/P2r1PPP/R5K1 w - - 5 24","m":"e3f5 d2d1 a1d1 d8d1","r":592,"t":"mate mateIn2 middlegame short"},{"i":"JdCLP","f":"5kr1/p1q4Q/3p1b2/2pR1P2/Np2P3/1P6/P1P5/1K6 w - - 6 33","m":"h7c7 g8g1 d5d1 g1d1","r":484,"t":"endgame mate mateIn2 short"},{"i":"JdGaH","f":"7k/p1p3bp/Q1p2pp1/2Nq4/1P1P1n2/P4N1P/5P1P/4B1K1 b - - 0 25","m":"d5f3 a6c8 g7f8 c8f8","r":596,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"JduGJ","f":"r3r1k1/1pq2ppp/p3b3/2p5/P1Bp1b2/3P1N1P/1PP1RPP1/R3Q1K1 b - - 1 18","m":"e6c4 e2e8 a8e8 e1e8","r":560,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JfAvz","f":"r2r2k1/pp3pp1/7p/8/4q3/8/P3RPPP/R1B3K1 w - - 0 24","m":"e2e4 d8d1 e4e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Jfy1r","f":"1Q3b1r/p2qkpp1/1np5/4P2p/4b3/2P5/PP3PPP/R1B1R1K1 w - - 0 17","m":"e1e4 d7d1 e4e1 d1e1","r":424,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JgNbO","f":"2Nq1bk1/5ppp/1p2p3/1P6/r7/4PP2/6PP/3R3K w - - 0 30","m":"d1d8 a4a1 d8d1 a1d1","r":457,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JgQ6Q","f":"8/q3kp2/3p1p2/5P2/4P3/3r4/3Q2PP/7K w - - 0 35","m":"d2d3 a7a1 d3b1 a1b1","r":508,"t":"backRankMate endgame mate mateIn2 queenEndgame short"},{"i":"JgZ5s","f":"R7/3r1kbp/6p1/1pp2p2/5B2/5BPb/1P2RP1P/6K1 w - - 2 31","m":"f3c6 d7d1 e2e1 d1e1","r":578,"t":"mate mateIn2 middlegame short"},{"i":"Jgd7p","f":"2kr3r/p4R2/1p2p1p1/2b1P2p/8/2P2q2/P1P3PP/R1B4K w - - 0 20","m":"f7f3 d8d1 f3f1 d1f1","r":440,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JggXO","f":"r4b1k/1ppq1rpp/p2p1n1B/3Pp1Q1/4P3/2N3R1/PPP2P2/1K4R1 b - - 13 26","m":"g7h6 g5g8 f6g8 g3g8","r":595,"t":"kingsideAttack mate mateIn2 middlegame sacrifice short"},{"i":"Jh1Ak","f":"r5k1/1p3ppp/p1q2b2/3p4/P7/4QB2/2bP1PPP/2B1R1K1 b - - 0 21","m":"a8e8 e3e8 c6e8 e1e8","r":508,"t":"backRankMate master mate mateIn2 middlegame short"},{"i":"Jh3sd","f":"6k1/5r1p/3p2pB/5q2/8/P7/7P/4Q2K b - - 1 38","m":"f5d3 e1e8 f7f8 e8f8","r":535,"t":"endgame mate mateIn2 short"},{"i":"JheKx","f":"r6k/1p4p1/p4p1r/8/3R1N2/2P1q1P1/PPB4P/3R3K b - - 4 36","m":"e3g3 d4d8 a8d8 d1d8","r":546,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"JhgL8","f":"5r2/r4pk1/2b1p1pp/1P6/2nR3N/1R4P1/2P1PP1P/6K1 w - - 0 26","m":"d4c4 a7a1 b3b1 a1b1","r":591,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Jhm6z","f":"5rk1/5rpp/p2Q4/1p2P3/2b5/8/PP4PP/R3q1K1 w - - 0 26","m":"a1e1 f7f1 e1f1 f8f1","r":500,"t":"endgame mate mateIn2 operaMate short"},{"i":"Ji6do","f":"8/8/5p2/5k1p/5P1K/3R4/4r3/8 w - - 3 51","m":"h4h5 e2h2 d3h3 h2h3","r":557,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"JihTo","f":"1r3k2/p5p1/1ppNnr1p/8/1P6/2P1R3/P4P1P/2K1R3 b - - 3 27","m":"e6g5 e3e8 b8e8 e1e8","r":592,"t":"endgame mate mateIn2 short"},{"i":"Jikay","f":"2B4k/p3r1pp/3n1p2/1P6/P7/4P3/5PPP/3R2K1 b - - 2 30","m":"d6c8 d1d8 e7e8 d8e8","r":595,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"JimHT","f":"7k/1Q2n1pp/2r2p2/8/8/P7/1P3PPP/6K1 w - - 0 32","m":"b7e7 c6c1 e7e1 c1e1","r":427,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Jj3mp","f":"3r4/1p2R2p/p5p1/3r2k1/PP6/8/1B4PP/2R4K w - - 0 35","m":"e7b7 d5d1 c1d1 d8d1","r":483,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Jj6oq","f":"2r5/ppr3pp/P4k2/5p2/1R1Pp3/4PbPB/5P1P/1R3K2 w - - 3 32","m":"a6b7 c7c1 b1c1 c8c1","r":505,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JjLaP","f":"3q3k/6pp/1Q2p2r/3pPp2/2p5/2P4P/2P1PPP1/R3KB1R b KQ - 0 20","m":"d8b6 a1a8 b6b8 a8b8","r":403,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JjYUQ","f":"6k1/5ppp/2p2n2/2P5/8/3N4/4rPPP/R5K1 b - - 2 24","m":"e2d2 a1a8 f6e8 a8e8","r":592,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JjijS","f":"5r1k/p3Q1bp/1p1p1rp1/3B4/2P5/1P6/P5PP/2R1Rq1K w - - 2 26","m":"e1f1 f6f1 c1f1 f8f1","r":558,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Jjy5O","f":"2k5/8/2K3R1/2N2r2/1P5p/8/7r/8 b - - 9 52","m":"h2c2 g6g8 f5f8 g8f8","r":428,"t":"endgame mate mateIn2 short"},{"i":"JkBqj","f":"3R4/5pkp/2B2bp1/8/8/1P6/r4PPP/6K1 w - - 2 28","m":"d8d3 a2a1 d3d1 a1d1","r":493,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JkGc0","f":"6k1/p1R1p2p/5ppB/5P2/6P1/b6K/r6P/8 b - - 0 29","m":"a3d6 c7c8 g8f7 c8f8","r":585,"t":"endgame mate mateIn2 operaMate short"},{"i":"JkeR9","f":"r5k1/5ppp/2pQ4/pp6/8/P1P2P2/1P2qP1P/3R2K1 b - - 2 29","m":"e2f3 d6d8 a8d8 d1d8","r":565,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Jl29r","f":"2k5/ppp5/4p3/2P1Np2/1P1np2R/P3P1rp/8/7K b - - 3 32","m":"d4e2 h4h8 g3g8 h8g8","r":409,"t":"endgame mate mateIn2 short"},{"i":"Jl9UV","f":"3r2k1/pp3ppp/2pr1p2/6n1/8/1P1P2P1/PBP1RPKP/4R3 b - - 4 21","m":"d6d7 e2e8 d8e8 e1e8","r":496,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JlEh7","f":"3r1rk1/1p3pp1/pp5p/3B4/1P2R2B/P7/5PPP/6K1 w - - 1 23","m":"d5b7 d8d1 e4e1 d1e1","r":571,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JlYui","f":"3rb1k1/p4ppp/1b2p3/P1Nr4/1P2N3/1QR5/5PPP/2Rq2K1 w - - 3 29","m":"c1d1 d5d1 b3d1 d8d1","r":588,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Jlh2O","f":"6k1/5p2/pN3p1p/1b1r4/8/2r2N2/5PPP/2R3K1 w - - 0 36","m":"c1c3 d5d1 f3e1 d1e1","r":437,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JlxxR","f":"2N3k1/6p1/2p2pbp/8/p1P5/P7/2r2PPP/3R2K1 w - - 0 30","m":"d1d4 c2c1 d4d1 c1d1","r":518,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JlyQ0","f":"1r3k2/5pp1/6p1/1B4Pn/p5KP/2r5/2P1R3/4R3 b - - 4 51","m":"a4a3 e2e8 b8e8 e1e8","r":560,"t":"endgame mate mateIn2 operaMate short"},{"i":"Jm4fR","f":"6k1/3N2pp/p2bR3/Pp1p1p2/3P4/1Pr4P/5PP1/R1r3K1 w - - 1 30","m":"a1c1 c3c1 e6e1 c1e1","r":541,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Jm8OP","f":"4q1k1/p1b1rppp/1p3n2/2p5/2Np4/1P1P1Q1P/PBP2PP1/R5K1 w - - 1 21","m":"b2a3 e7e1 a1e1 e8e1","r":572,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JmPhq","f":"3r1rk1/1Qp2p1p/p2q2p1/1p2p3/8/P3Pn2/1P3PPP/RB1R2K1 w - - 0 18","m":"b7f3 d6d1 f3d1 d8d1","r":435,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JmS3Q","f":"3r2k1/q3pp1p/6p1/1p1P4/8/1P2P3/p1R2KPP/Q7 b - - 3 30","m":"d8d5 c2c8 d5d8 c8d8","r":400,"t":"endgame mate mateIn2 short"},{"i":"Jmcih","f":"2R3k1/1q3pp1/pn2bn1p/Qp1p4/3P4/1P1BBP2/P3N1PP/7K b - - 0 22","m":"b6c8 a5d8 f6e8 d8e8","r":587,"t":"kingsideAttack master mate mateIn2 middlegame short"},{"i":"JmhXq","f":"5r2/5q1k/8/2p3r1/1pP5/pP2Q1pP/P5P1/3R3K w - - 0 46","m":"e3g5 f7f1 d1f1 f8f1","r":569,"t":"endgame mate mateIn2 sacrifice short"},{"i":"Jmr6k","f":"4r1k1/pp3ppp/8/8/6P1/3pQ3/PB4P1/2R4K b - - 0 29","m":"e8e3 c1c8 e3e8 c8e8","r":584,"t":"endgame mate mateIn2 short"},{"i":"Jmy9v","f":"k1R2r1r/pp6/5qn1/1P1pnp1p/3N2pP/P3P1B1/2Q2PP1/2R3K1 b - - 3 29","m":"f8c8 c2c8 h8c8 c1c8","r":455,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JnDyf","f":"8/kp6/p7/3P4/8/2r5/4q1PP/4R2K w - - 0 38","m":"e1e2 c3c1 e2e1 c1e1","r":401,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JnSOf","f":"3r1rk1/p1p1bp2/2p2n2/6p1/8/8/PP3PPP/RN2R1K1 w - - 0 18","m":"e1e7 d8d1 e7e1 d1e1","r":445,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Jncwq","f":"4r1k1/pp3p1p/6p1/3p1p2/Q4P2/4r3/PP4PP/2q2R1K w - - 0 27","m":"f1c1 e3e1 c1e1 e8e1","r":458,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"JnmAR","f":"7k/5q1p/2p2Q2/1p1pR3/3P4/2P5/1P3P2/r3BKR1 b - - 0 36","m":"f7f6 e5e8 f6f8 e8f8","r":566,"t":"endgame mate mateIn2 short"},{"i":"JoPXn","f":"rn2r1k1/p4ppp/1p6/4N3/3Rb3/B1P5/P4PPP/R5K1 b - - 6 18","m":"e8e5 d4d8 e5e8 d8e8","r":450,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JofG1","f":"3r3k/2p3pp/2p2q2/pp6/3b4/P2Q1PP1/1PK4P/R2R4 b - - 7 30","m":"d4b2 d3d8 f6d8 d1d8","r":596,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JoiZW","f":"8/ppb1r2k/5Qpp/8/8/7P/P3rPP1/3R2K1 w - - 1 28","m":"f6f3 e2e1 d1e1 e7e1","r":561,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JosdC","f":"6k1/2r2ppp/4p3/1p6/1P1P4/n3P2P/R4PP1/6K1 b - - 0 23","m":"a3c4 a2a8 c7c8 a8c8","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Jp4Rv","f":"6k1/5p2/6p1/2pb3p/p2r1P2/P1B3P1/4RK1P/8 b - - 1 37","m":"d4d3 e2e8 g8h7 e8h8","r":559,"t":"endgame mate mateIn2 operaMate short"},{"i":"Jp57y","f":"rn2r1k1/pp4pp/2p2pb1/3pN3/3P2P1/5P2/PPPR4/1K3B1R w - - 0 18","m":"e5g6 e8e1 d2d1 e1d1","r":504,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Jp9Ld","f":"4r1k1/p1p2ppp/1p6/2p1Q3/8/2P5/PP3PPP/3R2K1 b - - 0 26","m":"e8e5 d1d8 e5e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JpbIU","f":"rn3rk1/1R4p1/pRp1p2p/P1P1P3/3q1p2/3BnP1P/5QPB/6K1 w - - 0 31","m":"d3e4 d4d1 f2e1 d1e1","r":486,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Jpg98","f":"5rk1/2p2r1p/p1pp4/6p1/2P5/1P2B1Pb/P2RQ2P/4RqK1 w - - 2 26","m":"e2f1 f7f1 e1f1 f8f1","r":518,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"JqEjN","f":"3rr1k1/p4pp1/1p3n2/2pPq2p/2Pp4/P4B2/1PQ2PPP/3R1RK1 w - - 0 21","m":"f1e1 e5e1 d1e1 e8e1","r":573,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JqWr7","f":"3R4/5pkp/p7/5p2/8/8/Pr3PPP/6K1 w - - 1 29","m":"d8d5 b2b1 d5d1 b1d1","r":439,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JrCuD","f":"6k1/r4pp1/2B4p/1P6/1r2b2P/6P1/5P2/R5K1 w - - 0 31","m":"a1a7 b4b1 g1h2 b1h1","r":590,"t":"endgame mate mateIn2 operaMate short"},{"i":"JrEUX","f":"r3r1k1/pp4p1/5RQp/3p4/2pP4/P7/2B3PP/1R2q2K w - - 2 24","m":"b1e1 e8e1 f6f1 e1f1","r":435,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JrOLE","f":"r2r2k1/p1pq1p1p/1p2p1p1/2n1P1N1/6R1/5Q2/PPP2PPP/R5K1 w - - 3 19","m":"f3f6 d7d1 a1d1 d8d1","r":511,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"JrPLc","f":"4r1k1/pQ1n1ppp/4qn2/8/8/2N2N2/PPP3PP/3R3K w - - 2 18","m":"f3d4 e6e1 d1e1 e8e1","r":439,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"JrUu6","f":"7k/1r5p/p4r2/2p2N2/4K1P1/1P6/1P6/3R4 b - - 2 50","m":"b7b3 d1d8 f6f8 d8f8","r":520,"t":"endgame mate mateIn2 short"},{"i":"Jrgfa","f":"1r1r2k1/2q2pp1/5b1p/2p5/2PpRP1P/1P1Q2PK/6B1/4R3 b - - 0 31","m":"b8b4 e4e8 d8e8 e1e8","r":570,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JsKN3","f":"1k1r4/p1p3qp/Pp2Bp2/1Q2p1p1/3Rb3/8/2P2PPP/5RK1 b - - 0 23","m":"d8d4 b5e8 d4d8 e8d8","r":584,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"JsToY","f":"6k1/2R2p1p/p4P2/Pb6/8/3PrRpr/1KP5/8 b - - 1 44","m":"e3f3 c7c8 b5e8 c8e8","r":544,"t":"endgame mate mateIn2 short"},{"i":"JtARO","f":"5rk1/4q1pp/p3p3/3pR3/8/1rP3Q1/5PPP/R5K1 w - - 0 29","m":"a1a6 b3b1 e5e1 b1e1","r":577,"t":"endgame mate mateIn2 short"},{"i":"JtATk","f":"1r1r2k1/5ppb/5q1p/p2pR3/2pn3P/5BP1/P2N1PK1/2R1Q3 b - - 5 32","m":"b8b2 e5e8 d8e8 e1e8","r":570,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"JtC3o","f":"7k/R5p1/5p1p/p1r5/2n4P/8/2B2K2/8 b - - 3 38","m":"c4e5 a7a8 c5c8 a8c8","r":587,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"JtL2H","f":"3r2k1/5ppp/8/p1R5/1p6/4P1P1/1PQ1KP2/7q b - - 5 36","m":"d8a8 c5c8 a8c8 c2c8","r":580,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JtW0A","f":"1k6/b1p5/P6p/2pb4/8/3Br2P/1PP4K/5R2 b - - 1 38","m":"c5c4 f1f8 e3e8 f8e8","r":498,"t":"endgame mate mateIn2 short"},{"i":"JtmOr","f":"3rrQ1k/6pp/p7/4N2n/1p2P2q/3P1R1b/PPP2RP1/7K b - - 2 23","m":"e8f8 f3f8 d8f8 f2f8","r":567,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"JtpYO","f":"5r1k/1R4pp/p1p3p1/1p6/8/P1P2P1P/1P6/6K1 b - - 0 34","m":"f8f3 b7b8 f3f8 b8f8","r":573,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JtxJ3","f":"8/5pkp/1r4p1/4Pp2/p1B2n2/P6P/5PP1/3R1K2 w - - 0 36","m":"d1d7 b6b1 d7d1 b1d1","r":477,"t":"endgame mate mateIn2 short"},{"i":"JuJmo","f":"1r4k1/5ppp/4p3/RP6/8/5P2/5P1P/6K1 b - - 0 28","m":"b8b6 a5a8 b6b8 a8b8","r":439,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"JuKeI","f":"4rk2/5p2/p1b5/2R5/7P/6P1/PPP2P2/3Rr1K1 w - - 1 29","m":"d1e1 e8e1 g1h2 e1h1","r":557,"t":"endgame mate mateIn2 operaMate short"},{"i":"JuaJ0","f":"r2Q2k1/1pp2ppp/p3p1q1/1b2P3/4P3/P4P2/1P2B1PP/3R2K1 b - - 2 22","m":"a8d8 d1d8 b5e8 d8e8","r":438,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JugwJ","f":"4r1k1/5ppp/R1p5/1p6/4P3/1P2P3/1Pr3PP/4RK2 b - - 3 23","m":"e8e4 a6a8 e4e8 a8e8","r":501,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Jv1vL","f":"8/ppR4p/5ppk/4B3/3PP3/1r6/5PPP/6K1 w - - 2 28","m":"e5f6 b3b1 c7c1 b1c1","r":453,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JvUvO","f":"6k1/p2R1ppp/3n4/8/8/8/r5PP/6K1 b - - 1 25","m":"a2d2 d7d8 d6e8 d8e8","r":560,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JvWDm","f":"1k6/2p2ppp/1pB1p1n1/r7/P4P2/7P/6P1/3R2K1 b - - 1 30","m":"a5c5 d1d8 b8a7 d8a8","r":571,"t":"endgame mate mateIn2 operaMate short"},{"i":"Jvmbf","f":"r3r1k1/ppp1qppp/2p5/2n2b2/5P2/2PN4/PPP1Q1PP/R1B1RK2 b - - 9 13","m":"e7h4 e2e8 a8e8 e1e8","r":534,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Jvpyo","f":"1k5r/1p1q2pp/3R4/4r1b1/6P1/1Q3P2/PPP4P/1K3B1R w - - 0 28","m":"d6d7 e5e1 d7d1 e1d1","r":498,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Jw3up","f":"6k1/p4p2/1r4p1/3pBn1p/2P5/1P3K2/P4P1P/3R4 b - - 1 24","m":"d5c4 d1d8 g8h7 d8h8","r":537,"t":"endgame mate mateIn2 operaMate short"},{"i":"Jw7vi","f":"3rQ2k/1p4pp/2p5/p1P5/Pn3q2/5P1P/1P3PP1/4R1K1 b - - 2 22","m":"d8e8 e1e8 f4f8 e8f8","r":472,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Jw9y5","f":"3rR1k1/3q1ppp/p7/8/5B2/P3Q3/1r3PPP/4R1K1 b - - 1 26","m":"d8e8 e3e8 d7e8 e1e8","r":512,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JwCjd","f":"6k1/Rp2rppp/1n2p3/8/2N5/8/1r3PPP/5RK1 b - - 3 23","m":"b6c4 a7a8 e7e8 a8e8","r":502,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JxTyV","f":"r7/8/3N4/3R1pk1/3b2p1/4P1Pp/5P1P/6K1 w - - 0 36","m":"d5d4 a8a1 d4d1 a1d1","r":490,"t":"endgame mate mateIn2 short"},{"i":"Jxcr9","f":"3r2k1/1p1R1ppp/1p6/3nPP2/8/3B4/rP4PP/2R3K1 b - - 0 28","m":"d8d7 c1c8 d7d8 c8d8","r":426,"t":"backRankMate endgame mate mateIn2 short"},{"i":"JyA1f","f":"3r2k1/Q4ppp/p7/1p5r/3Rqn2/8/PP3P1P/3R3K w - - 0 26","m":"d4e4 d8d1 e4e1 d1e1","r":570,"t":"endgame hangingPiece mate mateIn2 short"},{"i":"JyDrZ","f":"r3R2k/1b4p1/p2p4/1p6/3q1r2/3B4/P1nN1PPP/4R1K1 b - - 1 23","m":"a8e8 e1e8 f4f8 e8f8","r":548,"t":"mate mateIn2 middlegame short"},{"i":"Jzvmi","f":"6k1/1p3p1p/p5p1/8/2b5/2B4P/PP2rPP1/3R2K1 b - - 4 26","m":"c4a2 d1d8 e2e8 d8e8","r":525,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"K0GP2","f":"5rk1/Q1p1qppp/3b4/3r4/8/7P/PPP2PP1/R1B1R1K1 w - - 1 20","m":"e1e7 d5d1 e7e1 d1e1","r":539,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"K0KxB","f":"6k1/1q3ppp/p2p1b2/4p3/4P3/2Q5/PP3PPP/5K2 b - - 0 27","m":"b7e4 c3c8 f6d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K0mPw","f":"4r1k1/2r2pp1/p1P4p/1p2P3/4BP2/P7/6PP/3R2K1 b - - 2 31","m":"e8e7 d1d8 e7e8 d8e8","r":494,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"K1Db6","f":"6k1/r5pp/1pBn1p2/2Pp4/8/2P5/2R2PPP/6K1 w - - 0 26","m":"c5d6 a7a1 c2c1 a1c1","r":531,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K1FF1","f":"6k1/3R4/p5K1/4rp2/1p6/1P6/6P1/8 b - - 0 45","m":"f5f4 d7d8 e5e8 d8e8","r":593,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"K1Fzv","f":"r1r4k/1q4pp/p4b2/2B5/8/2P5/PP2Q1PP/4RR1K b - - 0 24","m":"c8c5 e2e8 a8e8 e1e8","r":562,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"K1YbM","f":"8/7p/2pk2p1/3p1p2/4qP2/1B6/P1P3PP/5Q1K w - - 0 38","m":"f1f3 e4e1 f3f1 e1f1","r":570,"t":"endgame mate mateIn2 short"},{"i":"K1q8b","f":"2r3k1/1R3ppp/4p3/p1QpP3/7P/5N2/q4PP1/6K1 b - - 1 25","m":"c8c5 b7b8 c5c8 b8c8","r":546,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K28Sp","f":"6k1/R4p1p/4p1p1/4P2n/3r4/P7/1P1N1PPP/6K1 w - - 0 27","m":"d2f3 d4d1 f3e1 d1e1","r":550,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K28r1","f":"2r3k1/R4ppp/4p3/5b2/3P4/2R2P2/6PP/6K1 b - - 0 26","m":"c8c3 a7a8 c3c8 a8c8","r":442,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K2JoH","f":"6k1/3p1r1p/pR4pB/4pp2/2r4P/8/P4PP1/5K2 b - - 0 30","m":"c4a4 b6b8 f7f8 b8f8","r":598,"t":"endgame mate mateIn2 operaMate short"},{"i":"K2Of3","f":"7k/p1r3pp/8/8/3q4/1P3BPP/P3QP1K/8 b - - 2 31","m":"d4d6 e2e8 d6f8 e8f8","r":400,"t":"endgame mate mateIn2 short"},{"i":"K2cZP","f":"k4b1r/pp4pp/1q2Qn2/8/1P6/8/P3NPPP/3R1RK1 b - - 2 20","m":"b6e6 d1d8 e6c8 d8c8","r":586,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"K364e","f":"3r1rk1/p4pnp/5bp1/1p6/4Q3/5N1P/PPR2PPB/6K1 w - - 1 28","m":"e4b7 d8d1 f3e1 d1e1","r":596,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"K39ZK","f":"3r4/p7/5k1p/8/2P1p1BN/P2r1p1P/1P2KP1B/2R5 w - - 0 39","m":"e2f1 d3d1 c1d1 d8d1","r":584,"t":"endgame mate mateIn2 short"},{"i":"K3HyC","f":"r5k1/1pR2ppp/1p1rp3/3p4/8/5P1P/PP3P2/R5K1 b - - 1 21","m":"a8a7 c7c8 d6d8 c8d8","r":505,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"K3nSU","f":"r5k1/5ppp/p1p3q1/6B1/6b1/5N2/PP1Q1PPP/3R2K1 b - - 3 18","m":"g4f3 d2d8 a8d8 d1d8","r":543,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"K3yI8","f":"k1r5/pp5p/6p1/3p4/3P1BP1/1qQ5/1P2RP2/1K4R1 b - - 0 30","m":"c8c3 e2e8 c3c8 e8c8","r":517,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K43En","f":"5q1k/1p2Q1pp/8/1P6/3P4/R3P3/6PP/6K1 b - - 0 29","m":"f8e7 a3a8 e7d8 a8d8","r":460,"t":"backRankMate endgame master mate mateIn2 queenRookEndgame short"},{"i":"K4BwB","f":"4R3/2p2p1k/2nr1Ppp/ppN2n2/8/5N2/PP3PPP/6K1 w - - 3 23","m":"c5e4 d6d1 f3e1 d1e1","r":498,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K4EA2","f":"6R1/p1p1R2p/1p3p1k/8/1BnP4/2P2b2/P4P1r/5K2 w - - 12 30","m":"f1e1 h2h1 g8g1 h1g1","r":466,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"K4PFq","f":"r1br2k1/pp1qNp1p/6pB/2p1b3/8/7P/PPPQ1PP1/2KR2NR b - - 0 16","m":"d7e7 d2d8 e7d8 d1d8","r":589,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"K4bte","f":"3r2k1/Rp1R1ppp/8/8/8/2P2P2/KP6/8 b - - 6 42","m":"d8d7 a7a8 d7d8 a8d8","r":485,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"K4iP2","f":"r3k2r/ppp2ppb/2np1q1p/2b1p2P/4P1P1/2NP1P2/PPP1N1B1/R2Q1RK1 w kq - 5 13","m":"g1h1 f6h4 g2h3 h4h3","r":456,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"K4j5w","f":"4r1k1/5ppp/1P6/8/8/1b1B1P2/3q2PP/3R3K w - - 0 38","m":"d1d2 e8e1 d3f1 e1f1","r":447,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K57wm","f":"6k1/2q2ppp/p1R1p3/8/8/7P/P4PP1/3Q2K1 b - - 0 30","m":"c7c6 d1d8 c6e8 d8e8","r":429,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"K5Esg","f":"3r4/5pk1/6pp/1N2b3/2B5/7P/2R3P1/7K w - - 1 42","m":"h3h4 d8d1 c4f1 d1f1","r":533,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"K5IQ6","f":"r5k1/pp1n1pp1/2p2q1p/8/2p2B1b/4Q2P/PPB2PKP/4R3 b - - 3 22","m":"d7b6 e3e8 a8e8 e1e8","r":567,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"K5cl4","f":"6k1/5ppp/8/8/2pr2P1/5P2/R5P1/6K1 b - - 0 34","m":"c4c3 a2a8 d4d8 a8d8","r":438,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"K6ESy","f":"3r2k1/1B3p2/p4p2/1p6/5P2/8/P2RR1PP/3q3K w - - 1 35","m":"d2d1 d8d1 e2e1 d1e1","r":499,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"K6Krd","f":"1nk5/1pp3p1/6p1/6Bp/6q1/8/P1P1RP2/3R1K2 b - - 2 24","m":"g4g5 e2e8 g5d8 d1d8","r":553,"t":"endgame mate mateIn2 short"},{"i":"K6m6Z","f":"3r2k1/6pp/p3r3/5p2/8/P7/5PPP/4R1K1 w - - 0 27","m":"e1e6 d8d1 e6e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"K6pLk","f":"3r1r2/1p1k1RQR/2p1p1p1/4P1P1/p2q3P/8/6P1/7K b - - 0 37","m":"f8f7 g7f7 d7c8 f7b7","r":554,"t":"endgame mate mateIn2 short"},{"i":"K7v34","f":"4r1k1/Rpp1Qppp/2p5/8/8/1P5P/1bPn1PP1/1N4K1 b - - 0 23","m":"e8e7 a7a8 e7e8 a8e8","r":528,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K7zQA","f":"1r5k/3q3p/p2pp1pP/1p2b3/4P3/3B1Q2/PPP5/2K2R2 b - - 1 25","m":"a6a5 f3f8 b8f8 f1f8","r":510,"t":"endgame mate mateIn2 sacrifice short"},{"i":"K85R4","f":"3r1k2/2b3p1/p1PNR2p/8/8/1P5P/P4PP1/6K1 w - - 1 36","m":"d6c4 d8d1 e6e1 d1e1","r":460,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"K8Bpg","f":"rn2r1k1/1p3ppp/1p2B3/8/8/2P5/P3NPPP/3RK2R b K - 0 16","m":"e8e6 d1d8 e6e8 d8e8","r":440,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K8NSh","f":"6k1/1q4pp/3pp3/5p2/3P4/3QP3/P2r1PPP/6K1 w - - 0 26","m":"d3d2 b7b1 d2c1 b1c1","r":471,"t":"backRankMate endgame mate mateIn2 queenEndgame short"},{"i":"K8Ssj","f":"6k1/5ppp/1p6/1P1p1q2/3P4/4P2P/2r2PP1/R5K1 b - - 0 30","m":"c2f2 a1a8 f5c8 a8c8","r":516,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"K8epm","f":"4r3/1p2rk2/2p4p/3b4/5p2/1P1RB3/P1P2P1P/3R2K1 w - - 0 32","m":"e3f4 e7e1 d1e1 e8e1","r":583,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"K8uK2","f":"8/r1P2pkp/2Rn2p1/4p3/3p4/8/3B1PPP/6K1 w - - 0 34","m":"c6d6 a7a1 d2c1 a1c1","r":470,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K8ueg","f":"6k1/3r1ppp/Bp2p3/p2nB3/P2b4/4P2P/5PP1/2R3K1 b - - 0 26","m":"d4e5 c1c8 d7d8 c8d8","r":523,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K8xiX","f":"3r2k1/pp3ppp/2pRr3/6PP/8/5QK1/2q5/5R2 b - - 0 28","m":"d8d6 f3f7 g8h8 f7f8","r":574,"t":"endgame mate mateIn2 short"},{"i":"K9HmO","f":"8/1B3p1p/P1Nkp1p1/8/6P1/8/r5PP/5R1K w - - 5 34","m":"f1f7 a2a1 f7f1 a1f1","r":561,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K9i46","f":"r2q1r1k/p1pQ2pp/1p1p4/7N/3PpR2/2P4P/P1P3P1/5RK1 b - - 0 18","m":"d8d7 f4f8 a8f8 f1f8","r":569,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"K9lt3","f":"6k1/p4ppp/8/8/2q3P1/3R1P1P/2N1P1B1/1rBK4 b - - 10 32","m":"c4e6 d3d8 e6e8 d8e8","r":467,"t":"backRankMate endgame mate mateIn2 short"},{"i":"K9uEU","f":"8/4kp1p/N1r1p3/1p6/4Pn2/1P6/P2R1P1P/5K2 w - - 1 29","m":"a6b4 c6c1 d2d1 c1d1","r":400,"t":"endgame mate mateIn2 short"},{"i":"K9xsW","f":"6k1/1p3p2/p4bp1/3PN3/1q2P3/1P4P1/P1r3BP/3Q3K w - - 0 33","m":"d1c2 b4e1 g2f1 e1f1","r":499,"t":"endgame mate mateIn2 short"},{"i":"KA9ii","f":"2r5/1p4k1/p7/1b1p2b1/3P2N1/2r2N1R/5PPP/R5K1 w - - 0 35","m":"f3g5 c3c1 a1c1 c8c1","r":546,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KABzz","f":"5k2/5pp1/2p5/3b1N2/R5P1/pr5P/5P2/6K1 b - - 1 39","m":"a3a2 a4a8 b3b8 a8b8","r":594,"t":"endgame mate mateIn2 short"},{"i":"KAXBx","f":"r3r1k1/pp1bqppp/8/b2p4/Q2N4/2P5/P4PPP/RN1R2K1 w - - 0 17","m":"a4a5 e7e1 d1e1 e8e1","r":455,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"KAYjQ","f":"6k1/p3r1pp/1p1Rpn2/2p1N3/5P2/5KPP/PP6/8 b - - 7 28","m":"f6d5 d6d8 e7e8 d8e8","r":488,"t":"endgame mate mateIn2 short"},{"i":"KAZNg","f":"1k3r2/ppp5/3p3p/4brpP/8/2P1RP1P/PP3K2/4R3 b - - 2 34","m":"e5f4 e3e8 f8e8 e1e8","r":466,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KAeNH","f":"3b4/1R6/3Pkp1p/4p3/r1p1Np2/2P5/5PPP/6K1 w - - 5 36","m":"d6d7 a4a1 b7b1 a1b1","r":411,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KAjId","f":"4q1k1/p4ppp/3R4/1Q1p4/3P4/1P6/P4PPP/6K1 b - - 0 24","m":"e8b5 d6d8 b5e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KBKtJ","f":"1r1Q3k/pp4pp/5p2/4p3/1q6/4P3/P2R1PP1/5NK1 b - - 0 30","m":"b8d8 d2d8 b4f8 d8f8","r":499,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KBQtS","f":"r1b3k1/pp3ppp/5n2/1Np5/2Pb4/P7/1P2KPPP/R2R4 b - - 1 17","m":"d4b2 d1d8 f6e8 d8e8","r":576,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KBeVD","f":"4r1k1/3q1ppp/p7/8/5P2/3R1Q2/3b2PP/7K w - - 0 29","m":"d3d7 e8e1 f3f1 e1f1","r":582,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KBl0k","f":"4r3/p5pp/2nk1p2/3p4/8/P1B5/1PPRrPPP/5RK1 w - - 3 20","m":"f1d1 e2e1 d1e1 e8e1","r":510,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KC4He","f":"2k5/r4ppp/1Bb1rn2/2Q5/8/8/1PP2RpP/R5K1 w - - 0 31","m":"a1a7 e6e1 f2f1 e1f1","r":420,"t":"mate mateIn2 middlegame short"},{"i":"KCCcV","f":"1r4k1/p4ppp/5n2/2Pp4/P3p3/2P1P1Q1/6PP/1r3R1K w - - 0 25","m":"f1b1 b8b1 g3e1 b1e1","r":551,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KCUR3","f":"7k/pp4p1/2pb3r/3p1B2/3P3P/P2r2P1/1P3P2/3NR1K1 b - - 1 33","m":"d3d4 e1e8 d6f8 e8f8","r":593,"t":"endgame mate mateIn2 short"},{"i":"KCmaO","f":"r1b2rk1/1p3qpp/p3pPn1/2pp2B1/3n4/P1N3Q1/BPP3PP/R4R1K w - - 3 20","m":"f6g7 f7f1 a1f1 f8f1","r":589,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KCpt2","f":"7k/1pp1n2p/3r4/p3p1Pq/3pP3/3P1R2/1P3Q2/2B3K1 b - - 5 38","m":"e7g6 f3f8 g6f8 f2f8","r":528,"t":"endgame mate mateIn2 sacrifice short"},{"i":"KCs6r","f":"1r4k1/R4ppp/1B2p1b1/pB6/P3P3/2b2P1P/6P1/5K2 b - - 1 28","m":"b8b6 a7a8 b6b8 a8b8","r":590,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"KCtzj","f":"6k1/5ppp/pR1p1n2/8/2P5/3P1P2/P4PKP/4r3 b - - 2 26","m":"e1d1 b6b8 f6e8 b8e8","r":448,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KCvQC","f":"8/p6k/2p1p3/1pPqP2p/1P1Nb1p1/P3Q3/5P1P/6K1 w - - 2 45","m":"d4e6 d5d1 e3e1 d1e1","r":414,"t":"endgame mate mateIn2 short"},{"i":"KD3aa","f":"2r3k1/2q2pp1/4p1p1/Rp1p4/3P4/8/1Q3PPP/R1r3K1 w - - 2 32","m":"a1c1 c7c1 b2c1 c8c1","r":545,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KDQIs","f":"7k/1R5p/3p2p1/3N4/r2n1Pp1/8/5PPP/5K2 w - - 6 35","m":"d5f6 a4a1 b7b1 a1b1","r":495,"t":"endgame mate mateIn2 short"},{"i":"KDWsB","f":"3r2k1/Rp3ppp/2b5/8/P1P4P/6P1/Q4P2/2Rr2K1 w - - 1 28","m":"c1d1 d8d1 g1h2 d1h1","r":512,"t":"endgame mate mateIn2 operaMate short"},{"i":"KDaLd","f":"5rk1/ppp2ppp/3r1n2/8/8/8/PPP2PPP/R1B1R1K1 w - - 0 15","m":"e1e7 d6d1 e7e1 d1e1","r":502,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KDm9w","f":"4r1k1/5pbp/p5p1/3b2P1/3p1B2/P2P2QP/5P2/2R1q1K1 w - - 1 33","m":"c1e1 e8e1 g1h2 e1h1","r":532,"t":"endgame master mate mateIn2 operaMate short"},{"i":"KDr7J","f":"r5k1/2R2ppp/4p3/p7/3P4/4P2P/q4PP1/2R3K1 b - - 1 24","m":"a5a4 c7c8 a8c8 c1c8","r":547,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KDvCw","f":"2Q1r1k1/p4ppp/8/8/3Rb1P1/1N3q1P/PPP5/1K1R4 b - - 0 23","m":"e8c8 d4d8 c8d8 d1d8","r":549,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KE3sK","f":"3r4/6kp/1q3pp1/p3p3/8/1P2PN2/P1b1RPPP/R1B3K1 w - - 0 30","m":"e2c2 d8d1 f3e1 d1e1","r":539,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KE5Sa","f":"1r4k1/5ppp/3R4/2p1n3/NrB1Pp2/1P2bP1P/P1K5/3R4 b - - 5 23","m":"e5c4 d6d8 b8d8 d1d8","r":413,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KEM9h","f":"2r3k1/5ppp/4p1b1/3p4/2P5/1R5P/5PP1/r1B3K1 b - - 0 25","m":"c8c4 b3b8 c4c8 b8c8","r":461,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KEQc3","f":"4r1k1/6p1/1p6/p4pNn/3R3P/P3QP1q/1P3P2/6K1 b - - 1 30","m":"e8e3 d4d8 e3e8 d8e8","r":530,"t":"endgame master mate mateIn2 short"},{"i":"KEZas","f":"4r1k1/pp2rpp1/2p4p/2bb1B2/8/1PP1B3/P4PPP/R3R1K1 w - - 1 21","m":"e3f4 e7e1 a1e1 e8e1","r":580,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"KEmYM","f":"3r2k1/1pp2p2/p4Bp1/6Pp/7P/2PP1q2/2PKRP2/8 b - - 1 30","m":"d8d6 e2e8 g8h7 e8h8","r":450,"t":"endgame mate mateIn2 operaMate short"},{"i":"KFCJC","f":"rr4k1/1b3ppp/5n2/4p3/2n1P3/P1NR1P2/KPP3PP/2B4R b - - 3 21","m":"b7c8 d3d8 f6e8 d8e8","r":436,"t":"backRankMate master mate mateIn2 middlegame short"},{"i":"KFWBb","f":"7k/1p4p1/pq2p3/3pP3/1P1b4/P2B1KP1/2Q4P/8 b - - 0 31","m":"d4e5 c2c8 b6d8 c8d8","r":526,"t":"endgame mate mateIn2 short"},{"i":"KFdcD","f":"1r4k1/1R3ppp/4pn2/3p4/8/5P2/6PP/2R3K1 b - - 0 30","m":"b8b7 c1c8 f6e8 c8e8","r":471,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KGTqM","f":"5k2/r4p1p/1r4p1/2n5/2R5/3P4/2P2PPP/1R4K1 w - - 2 29","m":"b1b6 a7a1 b6b1 a1b1","r":573,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KGfqQ","f":"4r1k1/p3Qppp/1p6/8/8/4P1P1/P4P1P/2R3K1 b - - 0 25","m":"e8e7 c1c8 e7e8 c8e8","r":450,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KGgWR","f":"3r2k1/pp3p1p/6p1/8/4qP2/P1B1R1P1/1P5P/4R1K1 b - - 0 28","m":"e4c4 e3e8 d8e8 e1e8","r":437,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"KGlVy","f":"6k1/p3qpp1/7p/3B4/5b2/1Q5P/PP4P1/7K w - - 2 28","m":"b3f3 e7e1 f3f1 e1f1","r":461,"t":"endgame mate mateIn2 short"},{"i":"KGmBx","f":"2r5/p5kp/4p1p1/1p1p4/8/1P2P3/P2q1PPP/3R2K1 w - - 0 26","m":"d1d2 c8c1 d2d1 c1d1","r":469,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KGwzz","f":"6k1/5pp1/7p/P4p2/8/8/r4PPP/3R2K1 w - - 0 27","m":"d1d5 a2a1 d5d1 a1d1","r":545,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KH4jF","f":"2r3k1/p3Qp2/4p1p1/P7/8/8/2r3PP/q5RK w - - 0 34","m":"g1a1 c2c1 a1c1 c8c1","r":502,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KHaE3","f":"6k1/6pp/1p6/2p1Np2/1PR1bP2/P5P1/5K1P/3r4 b - - 2 31","m":"c5b4 c4c8 d1d8 c8d8","r":400,"t":"endgame mate mateIn2 short"},{"i":"KHhA6","f":"4r1k1/p1p1rppp/1p4n1/2p5/8/5QB1/5PPP/q4RK1 w - - 0 29","m":"f1a1 e7e1 a1e1 e8e1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KHhfV","f":"r1b2qrk/1p3p2/p1n1pPp1/2p4R/8/1P1B3Q/PBPP2PP/5RK1 b - - 0 21","m":"g6h5 h3h5 f8h6 h5h6","r":560,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"KI2fo","f":"2r3k1/5p2/6qp/4Bp2/2Q1b3/8/3R2P1/6K1 b - - 0 41","m":"c8c4 d2d8 g8h7 d8h8","r":570,"t":"endgame mate mateIn2 operaMate short"},{"i":"KI2mD","f":"R7/p3r3/8/5p2/5K1k/8/7P/8 b - - 1 46","m":"e7f7 a8h8 f7h7 h8h7","r":536,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"KI3fm","f":"r1b3k1/pp3pp1/5n1p/1q2P3/2pR3P/6P1/PPB4K/4R3 b - - 0 27","m":"b5b2 d4d8 f6e8 d8e8","r":582,"t":"mate mateIn2 middlegame short"},{"i":"KIOiz","f":"r1b4k/pp3Npp/8/3p4/1P5n/PB4P1/5r1P/3RR1K1 b - - 1 23","m":"f2f7 e1e8 f7f8 e8f8","r":441,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KIQR4","f":"3r2k1/1R6/p5pp/5p2/4nP2/1PP1R3/6PP/6K1 w - - 1 34","m":"b3b4 d8d1 e3e1 d1e1","r":565,"t":"endgame mate mateIn2 short"},{"i":"KIjim","f":"6k1/p2r1ppp/1p2p3/8/1P5P/P1n1P3/1N3P1P/2R3K1 b - - 2 26","m":"c3d5 c1c8 d7d8 c8d8","r":571,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KIv4u","f":"rn2r1k1/pp3ppp/2p5/2p5/2P1Q3/1P2P1PP/Pq2NP2/R2R2K1 b - - 0 18","m":"e8e4 d1d8 e4e8 d8e8","r":449,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KJFI3","f":"r5k1/ppp2ppp/3n1q2/2nP4/3N1P2/P1N1Q1P1/1P4P1/4R1K1 b - - 0 26","m":"a8e8 e3e8 d6e8 e1e8","r":575,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KJr49","f":"2bkr3/1p1n1ppp/p7/1R6/4q3/1N6/4BPPP/3QR1K1 w - - 0 23","m":"e2f3 e4e1 d1e1 e8e1","r":522,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KK86d","f":"3r2k1/p5p1/2p4p/8/2R5/2Pr4/P4PPP/2R3K1 w - - 0 27","m":"c4c6 d3d1 c1d1 d8d1","r":566,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KKIFN","f":"5n1k/6p1/p5qp/1p1NQ3/3P3P/4P1p1/PP2R1P1/6K1 w - - 0 38","m":"h4h5 g6b1 e2e1 b1e1","r":573,"t":"endgame mate mateIn2 short"},{"i":"KKLFT","f":"6k1/5ppp/3p4/8/2pP4/2P5/r3QPPP/1RK5 b - - 0 27","m":"a2e2 b1b8 e2e8 b8e8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KKZfy","f":"8/1r2N3/7p/6pk/8/8/5PPP/2R3K1 w - - 0 43","m":"c1c4 b7b1 c4c1 b1c1","r":535,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KL4lw","f":"2r3k1/5pp1/1p2p2p/4P3/1q1P4/5N2/5PPP/1R4K1 w - - 0 30","m":"b1b4 c8c1 f3e1 c1e1","r":406,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KLCpn","f":"8/1P3pk1/6p1/2r1b3/7R/1P5P/P4PP1/6K1 w - - 1 44","m":"h4e4 c5c1 e4e1 c1e1","r":499,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"KLi04","f":"8/1r6/4pR1p/3p4/5P2/5kP1/7P/6K1 w - - 1 43","m":"f6e6 b7b1 e6e1 b1e1","r":547,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"KM2HC","f":"r2q2k1/1p3pPp/p3b3/2p5/P1p5/2P5/2P2PPP/R1B1Q1K1 w - - 1 17","m":"e1e5 d8d1 e5e1 d1e1","r":512,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"KMS28","f":"2k2r2/2p2q2/pp2R3/3Q4/3Pp3/2P5/P1P2PPP/4R1K1 w - - 0 45","m":"e1e4 f7f2 g1h1 f2f1","r":588,"t":"endgame mate mateIn2 short"},{"i":"KMsdn","f":"3r2k1/pp1R1ppp/4p3/8/PPR1Pb2/3P2P1/6KP/8 b - - 0 31","m":"d8d7 c4c8 d7d8 c8d8","r":486,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KN5ot","f":"8/3r1Bk1/8/1p4Np/2p3nP/2P5/1P4P1/4R1K1 w - - 7 44","m":"e1e8 d7d1 e8e1 d1e1","r":598,"t":"endgame mate mateIn2 short"},{"i":"KNX30","f":"5k2/4r3/5K2/R5p1/3P2P1/3n4/8/8 b - - 4 45","m":"e7d7 a5a8 d7d8 a8d8","r":513,"t":"endgame mate mateIn2 short"},{"i":"KNa68","f":"r1rQ2k1/p3Bppp/8/3R4/1P6/7P/q5P1/3R3K b - - 1 30","m":"c8d8 d5d8 a8d8 d1d8","r":571,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KNxqR","f":"4r1k1/5ppp/p5r1/7q/2p1R3/N1Bp2Q1/PP4PP/R6K b - - 0 34","m":"e8e4 g3b8 e4e8 b8e8","r":563,"t":"mate mateIn2 middlegame short"},{"i":"KO0KK","f":"4q1k1/pb3pp1/1p1B1n1p/6n1/2P1r3/5N1Q/P4PPP/3RR1K1 w - - 1 24","m":"f3g5 e4e1 d1e1 e8e1","r":538,"t":"kingsideAttack master mate mateIn2 middlegame short"},{"i":"KO4Ps","f":"4r1k1/p1q2ppp/b1p5/2Bp1N2/1P2r3/2P2Q1P/P4PPb/R3R1K1 w - - 9 24","m":"g1h1 e4e1 a1e1 e8e1","r":568,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"KOE3v","f":"1k2r3/pp2r3/2p5/3p2p1/1Q3p1P/5B2/5PPB/1q4K1 w - - 0 36","m":"b4b1 e7e1 b1e1 e8e1","r":434,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"KObot","f":"2r3k1/p1r4p/1p4p1/5p2/3Nb3/Q7/PP5P/1KB2R2 w - - 4 42","m":"b1a1 c7c1 f1c1 c8c1","r":555,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KOqdc","f":"r1b2R1k/pp2n1pp/2p3n1/4p3/1bBq4/2N2Q2/PPPB2PP/5R1K b - - 1 17","m":"g6f8 f3f8 e7g8 f8g8","r":555,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"KOsZC","f":"6k1/p1p2ppp/2p5/4r3/8/2N5/PrP3PP/3R2K1 b - - 1 20","m":"b2c2 d1d8 e5e8 d8e8","r":477,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KPCiO","f":"6k1/r2b1pp1/4p2p/8/p7/R2BP1P1/2r2PP1/1R4K1 b - - 7 32","m":"c2d2 b1b8 d7c8 b8c8","r":444,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"KPlFp","f":"3k4/7r/R2Pppr1/5p2/B3p3/8/PP3KP1/8 b - - 2 49","m":"h7b7 a6a8 b7b8 a8b8","r":542,"t":"endgame mate mateIn2 short"},{"i":"KPnIB","f":"5k2/5pp1/R4b1p/1p2pN2/8/P1r2NPP/1n3P2/6K1 b - - 0 42","m":"c3f3 a6a8 f6d8 a8d8","r":527,"t":"endgame mate mateIn2 short"},{"i":"KQFZ2","f":"8/ppk5/2p5/8/4BR2/P5Pp/2P1r2P/7K w - - 1 33","m":"e4f5 e2e1 f4f1 e1f1","r":598,"t":"endgame mate mateIn2 short"},{"i":"KQXZi","f":"6k1/5pp1/6p1/p2p4/Pr1Pp3/4P3/5PPP/2R3K1 w - - 1 31","m":"c1c5 b4b1 c5c1 b1c1","r":448,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KRET3","f":"6k1/2p2rp1/p1p5/6Np/7P/2P1q3/PP4P1/K3R3 w - - 0 35","m":"e1e3 f7f1 e3e1 f1e1","r":583,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KRPt3","f":"8/pR1r3p/3p1pk1/2p4b/4P3/5P2/q1PQ2PP/1R5K w - - 2 21","m":"b7d7 a2b1 d2c1 b1c1","r":563,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"KRlDX","f":"8/2R3pp/p2r1pk1/Bp6/8/8/5PPP/6K1 w - - 2 38","m":"c7b7 d6d1 a5e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KSFCg","f":"r4rk1/ppq2ppp/3p1bb1/2pP4/2P2BP1/3P3P/PP2Q1B1/4RRK1 b - - 2 17","m":"f8e8 e2e8 a8e8 e1e8","r":487,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KSHaB","f":"1r2r1k1/ppp2ppp/4q3/5b2/5B2/2P2nQ1/PP3PPP/R3R1K1 w - - 0 20","m":"g3f3 e6e1 a1e1 e8e1","r":522,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KSTAQ","f":"8/6R1/8/2k5/8/2pn4/r4PPP/3R2K1 w - - 0 35","m":"d1d3 a2a1 d3d1 a1d1","r":514,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KSyzR","f":"5r1k/r5pp/p7/8/8/1P3Q2/q4PPP/3R1RK1 b - - 2 27","m":"f8f3 d1d8 f3f8 d8f8","r":475,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KTie4","f":"r1b1r1k1/pp3ppp/8/2p1N3/8/4P2P/PP2BPP1/3R1RK1 b - - 0 15","m":"e8e5 d1d8 e5e8 d8e8","r":465,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KToDn","f":"bk6/p1p5/Bp6/8/q7/3PQ1P1/1PP2P1P/6K1 w - - 0 29","m":"a6c4 a4a1 e3c1 a1c1","r":556,"t":"endgame mate mateIn2 short"},{"i":"KTwdM","f":"6k1/6pp/3N4/R7/p7/1r5P/1b4P1/6K1 b - - 1 29","m":"a4a3 a5a8 b3b8 a8b8","r":400,"t":"endgame mate mateIn2 short"},{"i":"KTxLO","f":"6k1/5ppp/pqR1p3/4b3/8/7P/P4PP1/3Q3K b - - 0 26","m":"b6c6 d1d8 c6e8 d8e8","r":549,"t":"endgame mate mateIn2 short"},{"i":"KUA4g","f":"2r3k1/5pp1/1R4bp/nP6/3p4/P7/5PPP/3R2K1 w - - 0 25","m":"d1d4 c8c1 d4d1 c1d1","r":439,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KUC1K","f":"6k1/pp3pp1/2b1p2p/r2nP3/4B3/P2R1N1P/6PK/8 b - - 2 28","m":"d5f4 d3d8 c6e8 d8e8","r":569,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"KUHmq","f":"1k1r4/1pp2ppb/p7/3p1P2/6P1/3Pr3/PPPR2B1/1K5R w - - 3 24","m":"h1h7 e3e1 d2d1 e1d1","r":552,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KUJ4Z","f":"r1b1r1k1/pp3ppp/8/2p5/8/8/PPP1QPPP/2KR3R b - - 0 16","m":"e8e2 d1d8 e2e8 d8e8","r":458,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KUYvw","f":"1k1r4/1pp3R1/p7/2Qp2p1/2nP4/1Pq4P/P4rP1/K1R5 w - - 0 34","m":"c1c3 f2f1 c3c1 f1c1","r":599,"t":"endgame mate mateIn2 short"},{"i":"KUZvV","f":"7k/p5pp/6p1/8/6P1/1P1r4/P1R4P/7K b - - 0 28","m":"d3d4 c2c8 d4d8 c8d8","r":432,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KUa5S","f":"1k6/ppp3R1/4P3/4r3/3K4/8/Pn5P/8 b - - 0 35","m":"e5e6 g7g8 e6e8 g8e8","r":440,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KUsP8","f":"6k1/3n1p2/1pr1p1pp/pQ2P3/3P4/3R1bP1/P4P1P/1B3qK1 w - - 0 30","m":"g1f1 c6c1 d3d1 c1d1","r":570,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"KVM7Y","f":"4r1k1/p5p1/7p/1p6/8/2P4P/PP1q1P2/K2R4 w - - 0 27","m":"d1d2 e8e1 d2d1 e1d1","r":588,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KVQeZ","f":"r7/5Q2/3p2Rp/2pq1p2/5k2/1P6/6PP/7K w - - 6 35","m":"f7d5 a8a1 d5d1 a1d1","r":475,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KWQjk","f":"2r1k3/8/4P3/1R3p2/1P1Rp1n1/4P3/1P3PP1/6K1 w - - 0 39","m":"b5f5 c8c1 d4d1 c1d1","r":513,"t":"endgame mate mateIn2 short"},{"i":"KXAAa","f":"2r3k1/2q2ppp/4p3/p2pN3/Pp1P4/1P2P3/5PPP/1Qr2RK1 w - - 9 27","m":"f1c1 c7c1 b1c1 c8c1","r":486,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KXg2O","f":"6k1/1R5p/6p1/P1r1b3/4p3/3p4/3R1PP1/6K1 w - - 1 47","m":"a5a6 c5c1 d2d1 c1d1","r":551,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"KYEqr","f":"2k5/1pp5/1n3r2/4N1R1/p7/5NKP/4r1P1/8 b - - 1 37","m":"a4a3 g5g8 f6f8 g8f8","r":540,"t":"endgame mate mateIn2 short"},{"i":"KYRyX","f":"5rk1/7p/p7/2p1q3/1p4PP/1Pp5/P1P5/1K2R3 w - - 0 33","m":"e1e5 f8f1 e5e1 f1e1","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"KYqTy","f":"7k/1r4pp/8/2b2p1P/3p1P2/3P2P1/5PK1/2R5 b - - 1 30","m":"c5e7 c1c8 e7d8 c8d8","r":541,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KZTaG","f":"4k3/2P2p2/2q1p2p/3p2p1/3P4/4P3/5PPP/4Q1K1 w - - 0 34","m":"e1a5 c6c1 a5e1 c1e1","r":509,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"KZXyB","f":"8/5pk1/p5p1/P7/1P1b4/2q2BQ1/7P/4R2K w - - 5 42","m":"g3g2 c3e1 g2f1 e1f1","r":594,"t":"endgame hangingPiece mate mateIn2 short"},{"i":"KZYcz","f":"r5k1/1p2Rppp/p1bP3r/8/3p1P2/B1P2BP1/8/4R1K1 b - - 1 26","m":"c6f3 e7e8 a8e8 e1e8","r":577,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KZdt5","f":"2krr3/1pp3p1/p1p1b2p/4b3/8/8/PPP2PPP/R1B1R1K1 w - - 0 18","m":"e1e5 d8d1 e5e1 d1e1","r":582,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KZyfI","f":"3r2kb/1p3p1p/p1q3pB/3p2P1/5P2/8/PPP1Q2P/2K1R3 b - - 3 24","m":"c6b6 e2e8 d8e8 e1e8","r":548,"t":"endgame kingsideAttack mate mateIn2 sacrifice short"},{"i":"Kaap3","f":"2r3k1/pp3ppp/6n1/5q2/5B2/8/PP1Q1P1K/3R1R2 b - - 0 27","m":"g6f4 d2d8 c8d8 d1d8","r":435,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Karf8","f":"r1b4k/p3QBpp/2n5/1pP2p2/5q2/8/PP3PpP/R2R2K1 b - - 0 22","m":"c6e7 d1d8 e7g8 d8g8","r":503,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"KavTP","f":"r5k1/pq3p1p/1b2p1p1/1p2B3/4P3/1P1Q1PP1/6KP/3R4 b - - 3 30","m":"a8d8 d3d8 b6d8 d1d8","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Kaxzf","f":"6k1/1R3ppp/p1pp1n2/5r2/8/8/PP3P1P/5K2 b - - 0 30","m":"a6a5 b7b8 f6e8 b8e8","r":597,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KayId","f":"2r3k1/pp2qpp1/8/6N1/P7/8/1P3PPP/4R1K1 w - - 0 30","m":"e1e7 c8c1 e7e1 c1e1","r":444,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Kb2Fk","f":"2r3k1/6pp/R4p2/1b1pp3/8/4PNB1/1P3PPP/6K1 w - - 1 29","m":"a6a7 c8c1 f3e1 c1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KbUDv","f":"2kr4/2pr1pB1/pp6/4p1Q1/P3Nn2/2P5/5P2/1R3K2 w - - 8 37","m":"g7e5 d7d1 b1d1 d8d1","r":464,"t":"mate mateIn2 middlegame short"},{"i":"Kc3As","f":"2k3r1/pp6/2pb1R2/4p3/8/2P4P/PP3P1P/K2Q4 w - - 1 36","m":"d1d6 g8g1 d6d1 g1d1","r":544,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Kc8xh","f":"6k1/pr3ppp/2R2n2/1pn5/2p3P1/P1P1PN1P/1P3P2/6K1 b - - 5 33","m":"c5d3 c6c8 f6e8 c8e8","r":500,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KcAlq","f":"8/1p2q2k/b5pp/8/3QN3/8/PP1p2PP/6K1 w - - 0 31","m":"e4d2 e7e1 d2f1 e1f1","r":400,"t":"endgame mate mateIn2 short"},{"i":"KcCPi","f":"1r2r1k1/p4ppp/2p3q1/3p1b2/2pPn3/2P1QNNP/PP3PP1/1R2R1K1 b - - 10 21","m":"e4g3 e3e8 b8e8 e1e8","r":472,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KcGwz","f":"r1b3k1/ppN1rppp/2p2n2/8/2P5/2K3P1/PP2PPBP/R2R4 b - - 1 17","m":"e7c7 d1d8 f6e8 d8e8","r":568,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KcKsG","f":"4R3/1p4rk/p5P1/2p2P2/P1nb1K2/8/8/8 b - - 0 66","m":"h7h6 e8h8 g7h7 h8h7","r":542,"t":"endgame mate mateIn2 short"},{"i":"KcXc8","f":"1rr3k1/q4ppp/2p5/p2Q4/P2Pp3/1P2P2P/2RB1PP1/2R3K1 b - - 0 28","m":"c6d5 c2c8 b8c8 c1c8","r":514,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KcZ4S","f":"1r4k1/4Rp2/3p2p1/8/3B1n1P/1P3P2/5P2/6K1 b - - 0 29","m":"b8b3 e7e8 g8h7 e8h8","r":589,"t":"endgame mate mateIn2 operaMate short"},{"i":"KcmFR","f":"3r2k1/p5pp/4Np2/1P6/1P6/4q1P1/6PP/4R2K w - - 0 36","m":"e1e3 d8d1 e3e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KcsZN","f":"r5k1/pp3pp1/2p4p/2Np2q1/3P4/2PBR1Pb/PP5N/4R1K1 b - - 3 26","m":"b7b6 e3e8 a8e8 e1e8","r":590,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"Kcvqm","f":"6k1/pB3ppp/4qn2/4r3/8/8/1PQ2PPP/2R3K1 w - - 1 23","m":"b7f3 e5e1 c1e1 e6e1","r":542,"t":"endgame mate mateIn2 short"},{"i":"KdBXA","f":"2r3k1/p4p2/2r1p1P1/6Q1/3PpP2/Pp2P3/1P6/K1qR2R1 w - - 1 31","m":"d1c1 c6c1 g1c1 c8c1","r":400,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"KdUn1","f":"3r2k1/2p2pp1/2b4p/p7/8/1P4P1/PBP2P1P/4R1K1 w - - 1 25","m":"e1e2 d8d1 e2e1 d1e1","r":576,"t":"endgame mate mateIn2 short"},{"i":"Ke8JM","f":"r4kn1/p5p1/2p2p2/2Pp4/N4q2/1P2p2r/PBP1P3/R2K1R2 w - - 0 26","m":"f1f4 h3h1 f4f1 h1f1","r":519,"t":"mate mateIn2 middlegame short"},{"i":"KeLVX","f":"5r2/pp3q2/2n3kp/4b1p1/3pN3/P2P3P/1P1BQ1P1/R6K w - - 5 30","m":"e2g4 f7f1 a1f1 f8f1","r":529,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"Kf35h","f":"3rr2k/p5pp/2p5/4pp2/1PP5/5P2/1P2R1PP/R6K w - - 2 24","m":"a1a7 d8d1 e2e1 d1e1","r":456,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Kf4Ec","f":"5rk1/ppp1rp2/1b1p3p/3P2pQ/q1P1P2R/2PN2R1/P5PP/7K w - - 0 24","m":"h5h6 a4d1 d3e1 d1e1","r":540,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KfDRJ","f":"7k/6pp/p2Q4/1p6/1q3P2/8/4BKbP/2R5 b - - 1 39","m":"b4d6 c1c8 d6d8 c8d8","r":489,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KfH9Q","f":"1r2r1k1/2R2ppp/p3p3/3p4/8/3nP3/PP1B1PPP/2R3K1 b - - 1 19","m":"e8c8 c7c8 b8c8 c1c8","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KfInr","f":"4r2r/1p1nqk1p/p2R1n2/3p2p1/8/N1P3B1/PP3PPP/R2Q2K1 w - - 0 17","m":"d1f3 e7e1 a1e1 e8e1","r":571,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"Kfgtg","f":"4r1k1/2R2ppp/p2p4/3p1P2/8/7P/PPPq2P1/5R1K b - - 2 27","m":"e8e2 c7c8 e2e8 c8e8","r":592,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Kfo8f","f":"6k1/5p2/pp2p1p1/3bB2p/PP6/5rP1/7P/2R3K1 b - - 1 35","m":"f3b3 c1c8 g8h7 c8h8","r":585,"t":"endgame mate mateIn2 operaMate short"},{"i":"KgG4s","f":"r3r1k1/ppp2ppp/2n1q3/8/8/8/PP2NPPP/R1BQR1K1 w - - 6 14","m":"e2f4 e6e1 d1e1 e8e1","r":543,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KgH72","f":"8/8/8/r6p/5R1P/4k3/8/4K3 w - - 9 70","m":"f4c4 a5a1 c4c1 a1c1","r":590,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"KgHRy","f":"6k1/p5p1/1p3pp1/8/3q4/1P2rQ2/P5PP/3R3K w - - 4 36","m":"d1d4 e3e1 f3f1 e1f1","r":522,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KgeXb","f":"6k1/1B3ppp/p2r4/8/b7/5N2/1R3PPP/6K1 w - - 0 23","m":"b7c6 d6d1 f3e1 d1e1","r":548,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KgiY8","f":"6k1/R5p1/2p5/pp1p2N1/2r3P1/7P/KP6/4r3 b - - 11 43","m":"a5a4 a7a8 e1e8 a8e8","r":573,"t":"endgame mate mateIn2 short"},{"i":"KhAyP","f":"2r5/1p3pkp/1R4p1/4p3/3nP3/1B5P/PP3PP1/5K2 w - - 1 28","m":"b6b7 c8c1 b3d1 c1d1","r":400,"t":"endgame master mate mateIn2 short"},{"i":"KhEIP","f":"3k4/5p2/1pP2p2/3K1P2/1PR3P1/1r6/8/8 w - - 13 59","m":"d5d6 b3d3 c4d4 d3d4","r":559,"t":"endgame master mate mateIn2 rookEndgame short"},{"i":"Ki2ro","f":"4r1k1/ppR2ppp/3p4/3P4/1P6/P3QN2/1b4PP/7K b - - 0 24","m":"e8e3 c7c8 e3e8 c8e8","r":479,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KihaG","f":"5rk1/5qb1/bp2p3/p2pP3/1P1N4/6QP/PP4PB/2r1R1K1 w - - 0 29","m":"e1c1 f7f1 c1f1 f8f1","r":592,"t":"kingsideAttack mate mateIn2 middlegame operaMate sacrifice short"},{"i":"KiiQf","f":"7k/3rB1pp/Rp3p2/8/3P4/1B2P2P/1r3PP1/6K1 b - - 0 44","m":"d7e7 a6a8 e7e8 a8e8","r":581,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KitWp","f":"6k1/1r3pbp/6p1/3Np2n/2p1P3/2PPR2R/5PPP/6K1 w - - 0 30","m":"d3c4 b7b1 e3e1 b1e1","r":481,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Kj0GY","f":"r3r1k1/5p1p/2N2p2/p1Pp4/1p4b1/1P1B2P1/P1Q3PP/R3q2K w - - 2 23","m":"a1e1 e8e1 d3f1 e1f1","r":433,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KjCqv","f":"4r1k1/6p1/6P1/4p2p/4K3/8/2R5/8 b - - 1 40","m":"e8e6 c2c8 e6e8 c8e8","r":412,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Kjinr","f":"4r1k1/1pp2ppp/5n2/p7/P1P5/1P3R2/1B4PP/7K w - - 1 28","m":"b2f6 e8e1 f3f1 e1f1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KkJsq","f":"6R1/8/8/6p1/8/1R3p1k/5r1p/7K w - - 0 68","m":"g8g5 f2f1 g5g1 h2g1q","r":462,"t":"advancedPawn endgame mate mateIn2 promotion rookEndgame short"},{"i":"KkaPO","f":"3rR2k/Q6p/3r2pq/5p2/8/8/P2p2P1/4R1K1 b - - 1 34","m":"d8e8 e1e8 h6f8 e8f8","r":569,"t":"endgame mate mateIn2 short"},{"i":"KkrrJ","f":"6k1/pp3ppp/5n2/8/P2P4/r2bP3/3K1PPP/2R5 b - - 1 24","m":"d3g6 c1c8 f6e8 c8e8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KkvH1","f":"q5k1/5p1p/4p1pP/8/pR4P1/3b4/PP6/K2R4 w - - 0 32","m":"d1d3 a8h1 d3d1 h1d1","r":485,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KlLHl","f":"8/R1p2ppk/8/8/3r4/8/P2r1PPP/R5K1 w - - 0 25","m":"a7c7 d2d1 a1d1 d4d1","r":491,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KlLVo","f":"6k1/p1p3p1/4p1P1/2P2p1p/2P2P1P/q2B4/1R6/2K5 b - - 0 30","m":"a3d3 b2b8 d3d8 b8d8","r":412,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"KlbtU","f":"r2R3k/7p/p3B1pP/1p2p3/2n3P1/2P2r2/KP1R4/8 b - - 3 30","m":"a8d8 d2d8 f3f8 d8f8","r":481,"t":"endgame mate mateIn2 short"},{"i":"KlfRr","f":"r1r3k1/5npp/8/8/2PB1p2/8/P1P1R2P/1K2R3 b - - 0 30","m":"c8c4 e2e8 a8e8 e1e8","r":592,"t":"endgame mate mateIn2 short"},{"i":"KmF8X","f":"2r3k1/p4ppp/8/2Np4/n7/4P2P/P4PP1/1R4K1 b - - 0 23","m":"c8c5 b1b8 c5c8 b8c8","r":475,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KmK4M","f":"2N3k1/1pq2pp1/p2bp2p/3p4/3P4/1Q2P3/PP3PPP/6K1 w - - 1 21","m":"c8d6 c7c1 b3d1 c1d1","r":431,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KmM3O","f":"5rk1/pp3Bpp/6q1/6r1/4P3/P2Q4/1P4P1/R4R1K b - - 0 26","m":"f8f7 d3d8 f7f8 d8f8","r":595,"t":"endgame mate mateIn2 short"},{"i":"KmTi8","f":"5rk1/p2Q1ppp/4p3/1N1pP3/4bq2/2r5/P5PP/5R1K w - - 0 24","m":"f1f4 c3c1 f4f1 c1f1","r":595,"t":"endgame mate mateIn2 short"},{"i":"Kmmvj","f":"r1b1r1k1/3nq2p/p4ppQ/1p1pP1N1/2pP4/8/PP3PPP/1BR1R1K1 w - - 0 20","m":"e5f6 e7e1 c1e1 e8e1","r":464,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KmsDu","f":"3r4/8/4p3/7R/3r2p1/5kP1/5P1P/2R3K1 w - - 1 34","m":"g1f1 d4d1 c1d1 d8d1","r":457,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"KnEs4","f":"2kr4/Bpp2ppp/4r3/8/8/R7/1P3PPP/4R1K1 w - - 0 23","m":"e1e6 d8d1 e6e1 d1e1","r":511,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KnHAb","f":"r3r1k1/ppp2ppp/3p2q1/3Pb3/2Q1RPP1/8/PPP4P/4R1K1 b - - 0 19","m":"e5f4 e4e8 a8e8 e1e8","r":455,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KnHK7","f":"5r2/pkp1q1p1/1pn4p/1N1Q4/8/2P5/PP4PP/5R1K w - - 1 24","m":"f1f8 e7e1 f8f1 e1f1","r":597,"t":"endgame mate mateIn2 short"},{"i":"KnNDe","f":"8/5pp1/p2rpk1p/8/4b3/8/PP2RPPP/6K1 w - - 0 29","m":"e2e4 d6d1 e4e1 d1e1","r":452,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Knhjm","f":"3r1b1k/pp1r2p1/5p2/1P6/P3n2N/4P3/1BR2PPP/2R3K1 w - - 1 32","m":"f2f3 d7d1 c1d1 d8d1","r":582,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"KnvfE","f":"5r1k/3q3p/p5pP/1p6/8/2P5/PP6/K2R4 w - - 0 38","m":"d1d7 f8f1 d7d1 f1d1","r":518,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Knxri","f":"4r1k1/p5pp/1p6/2p5/7n/1P4N1/PR4PP/R3r2K w - - 1 29","m":"a1e1 e8e1 g3f1 e1f1","r":474,"t":"endgame mate mateIn2 short"},{"i":"KoAqB","f":"2r1nbk1/R4ppp/4p3/1b2B3/2rPN3/4P3/Q4PPP/5RK1 w - - 1 24","m":"f1b1 c4c1 b1c1 c8c1","r":527,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KoGsS","f":"5bk1/3r1ppp/8/2p5/8/1P4N1/P3RPPP/6K1 w - - 3 29","m":"g3e4 d7d1 e2e1 d1e1","r":450,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KojPZ","f":"1r6/p5p1/1Ppk1pB1/8/3B4/P2RP3/5PPP/6K1 w - - 1 29","m":"b6a7 b8b1 d3d1 b1d1","r":420,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KorCn","f":"4r1k1/ppp2ppp/2N3r1/8/8/2P1RP1P/PP4P1/3R2K1 b - - 0 24","m":"e8e3 d1d8 e3e8 d8e8","r":588,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KpHf8","f":"3k4/p2p1Br1/1pnPp3/5p2/5P1R/2P5/P1P5/2K5 b - - 0 34","m":"g7f7 h4h8 f7f8 h8f8","r":473,"t":"endgame mate mateIn2 short"},{"i":"KpJnz","f":"b1rr4/4Nkp1/p1P1pp1p/1p6/4RB2/1P6/P1R2PPP/6K1 w - - 4 26","m":"e7c8 d8d1 e4e1 d1e1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KpcJW","f":"6k1/5pp1/4p3/5nN1/3P1Q2/2P4P/2q2P1K/8 b - - 0 33","m":"c2c3 f4b8 c3c8 b8c8","r":562,"t":"endgame mate mateIn2 short"},{"i":"Kpl9c","f":"r3r1k1/1bqpbppp/p1n5/1p6/8/1P2QNP1/PBP2PBP/R3R1K1 b - - 1 15","m":"e7f6 e3e8 a8e8 e1e8","r":529,"t":"backRankMate master mate mateIn2 middlegame short"},{"i":"Kqb8P","f":"1r6/6k1/p5p1/2NB4/2P2P2/3r4/Pq6/KR6 w - - 0 34","m":"b1b2 d3d1 b2b1 d1b1","r":565,"t":"endgame mate mateIn2 short"},{"i":"KqzmT","f":"1r4k1/4bppp/pp1p4/3Qp3/1PP1Pq2/3R2R1/P4PPP/6K1 w - - 9 24","m":"d3f3 f4c1 d5d1 c1d1","r":583,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Kr5av","f":"5r1k/1p3Qpp/p7/4p3/P7/2P5/5PPP/3R2K1 b - - 0 24","m":"f8f7 d1d8 f7f8 d8f8","r":533,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Kr9lb","f":"8/3r2k1/p3p2p/1p2qp2/8/P1P2P2/1P4PP/4R2K w - - 0 33","m":"e1e5 d7d1 e5e1 d1e1","r":481,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KrMPN","f":"2r3k1/p5p1/2p1R1P1/1p1n3n/2pP4/P7/1P3P1P/4R1K1 b - - 0 30","m":"h5f4 e6e8 c8e8 e1e8","r":472,"t":"endgame mate mateIn2 short"},{"i":"KrnLn","f":"5r1k/1p2b1p1/p1p4p/P7/2B1p3/1QB5/1P3rPP/4q2K w - - 0 29","m":"c3e1 f2f1 c4f1 f8f1","r":553,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Krq6w","f":"r5k1/p4ppp/1p2r3/2p2b2/8/1P4BP/P1P1RPP1/4R1K1 b - - 7 24","m":"e6g6 e2e8 a8e8 e1e8","r":482,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KrrAK","f":"2r3k1/3R1pp1/7p/5P2/3p4/8/6PP/7K w - - 0 32","m":"d7d4 c8c1 d4d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KrrRq","f":"r1b1r1k1/1pp2n1p/6p1/3P1p2/1nPN1B1P/pP3P2/P1PR4/1K3B1R w - - 3 24","m":"f4c7 e8e1 d2d1 e1d1","r":515,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"KryK9","f":"6k1/3R3p/1p3K2/8/8/7P/PP1pp1P1/8 b - - 1 33","m":"e2e1q d7d8 e1e8 d8e8","r":536,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"KrygG","f":"4r1k1/4rp1p/p5p1/1p6/1P5P/P1bB1R2/2P3Q1/3K1R2 w - - 1 29","m":"h4h5 e7e1 f1e1 e8e1","r":445,"t":"mate mateIn2 middlegame operaMate short"},{"i":"Ks4Sr","f":"2r4k/5ppp/p7/2qP3P/8/1P5Q/PK6/8 b - - 0 36","m":"c5d5 h3c8 d5d8 c8d8","r":400,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"Ksj2K","f":"1rb4k/1pq3bp/6p1/p1P2r2/4Q3/5N1P/P5B1/1R3R1K b - - 1 24","m":"f5c5 e4e8 g7f8 e8f8","r":475,"t":"mate mateIn2 middlegame short"},{"i":"KtOun","f":"4q1k1/pp3ppp/8/2Q5/8/8/P3rPPP/R5K1 w - - 2 22","m":"c5a7 e2e1 a1e1 e8e1","r":509,"t":"endgame mate mateIn2 short"},{"i":"KtRFG","f":"r1b2r1k/ppp3pp/1b6/1B6/8/5QNq/PP3P1B/4RRK1 b - - 0 23","m":"f8f3 e1e8 f3f8 e8f8","r":400,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KtXPY","f":"3r1r1k/1p5p/p2p1B1N/q2p4/2P1p3/PP4RP/2KP4/6R1 b - - 0 33","m":"f8f6 g3g8 d8g8 g1g8","r":589,"t":"endgame mate mateIn2 short"},{"i":"Ktdyq","f":"r5k1/P5pp/8/8/8/4q2P/4R1P1/4Q2K b - - 0 38","m":"e3a7 e2e8 a8e8 e1e8","r":514,"t":"endgame mate mateIn2 short"},{"i":"KtlHZ","f":"2k3r1/ppp3q1/2nppb2/4p3/4P3/N1PPnPP1/PP1B4/R4RKQ w - - 1 21","m":"d2e3 g7g3 h1g2 g3g2","r":507,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"KtoA0","f":"7k/2R3pp/p7/6pK/7Q/7P/P1P3P1/4r3 b - - 0 37","m":"g5h4 c7c8 e1e8 c8e8","r":570,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KtsST","f":"4r1k1/1p3p1p/p1b3p1/3p4/PP6/1Q6/B3rPPP/2q2RK1 w - - 0 27","m":"f1c1 e2e1 c1e1 e8e1","r":511,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ku5Hq","f":"4r3/1R3pkp/p1p3p1/1p1b2Q1/1P1P4/P5P1/5P2/6K1 w - - 4 43","m":"g5f4 e8e1 g1h2 e1h1","r":577,"t":"endgame mate mateIn2 operaMate short"},{"i":"KuIbo","f":"2R2nk1/5ppp/1p6/1P6/1r1P4/5N2/5PPP/6K1 w - - 5 30","m":"f3e5 b4b1 c8c1 b1c1","r":589,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KuTtR","f":"2r3k1/p4ppp/1p2q3/P7/8/2B1P2P/5PP1/R2Q2K1 b - - 0 22","m":"c8c3 d1d8 e6e8 d8e8","r":420,"t":"endgame mate mateIn2 short"},{"i":"KuV9m","f":"6k1/5pp1/2b4p/p7/P7/2RB3P/1rP3P1/7K b - - 5 28","m":"c6a4 c3c8 a4e8 c8e8","r":580,"t":"endgame mate mateIn2 short"},{"i":"KvQnu","f":"1k5r/ppp5/3b2RB/5p2/3p4/P2P1B2/1PP2P2/2K5 b - - 3 32","m":"h8h6 g6g8 d6f8 g8f8","r":596,"t":"endgame master mate mateIn2 short"},{"i":"KvZQu","f":"3r1k1b/1p6/8/pQ2pN2/4P1p1/4BpP1/PPP1nP2/1K6 w - - 2 31","m":"b5b7 d8d1 e3c1 d1c1","r":491,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"KveK5","f":"6k1/8/2Qprp2/1p3qp1/4r3/1P6/2P3PP/5R1K w - - 0 30","m":"f1f5 e4e1 f5f1 e1f1","r":528,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"KvfPo","f":"4r2k/6pp/p3Np2/1p1RPr2/8/2P5/PP4KP/R7 b - - 0 25","m":"e8e6 d5d8 e6e8 d8e8","r":420,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KvrAG","f":"2r3k1/5pp1/4bn2/7p/p1rp4/P2N1B1P/1P1R1PP1/K2R4 w - - 1 26","m":"d3f4 c4c1 d1c1 c8c1","r":595,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"Kvvno","f":"7Q/2pkqp2/8/p5p1/Pn5p/1P6/3N1PBP/1Rn4K w - - 0 27","m":"d2c4 e7e1 g2f1 e1f1","r":508,"t":"mate mateIn2 middlegame short"},{"i":"Kw670","f":"3r3k/4R1p1/p6p/1p1B4/8/8/PPP2PPP/6K1 w - - 2 25","m":"d5b7 d8d1 e7e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KwIlJ","f":"2k5/1pp5/p4N2/8/PP4Rp/8/2r1r1P1/6K1 b - - 4 35","m":"c2b2 g4g8 e2e8 g8e8","r":549,"t":"endgame mate mateIn2 short"},{"i":"KwTc2","f":"5r1k/5Qpp/8/5p2/3P4/7P/5bP1/R6K b - - 0 35","m":"f8f7 a1a8 f7f8 a8f8","r":466,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KwguP","f":"2Q5/1p3p1p/pk5b/2R2p1q/B7/1N4p1/PPP4P/2K3NR w - - 0 24","m":"c1b1 h5d1 b3c1 d1c1","r":562,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"KwhTP","f":"6k1/3p1p2/6p1/p6p/3B3P/6r1/7K/1R6 b - - 1 38","m":"g3g4 b1b8 g8h7 b8h8","r":546,"t":"endgame mate mateIn2 operaMate short"},{"i":"KwxiA","f":"8/7p/6pk/8/5q2/2P5/1r4PP/5R1K w - - 0 34","m":"f1f4 b2b1 f4f1 b1f1","r":553,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KxIcE","f":"8/5pk1/3bp1pp/3p4/1r6/2rN1R1P/4RPP1/6K1 w - - 0 30","m":"d3b4 c3c1 e2e1 c1e1","r":563,"t":"endgame mate mateIn2 short"},{"i":"Ky6Nu","f":"4r2k/6pp/p1p2p2/1p6/1P3P1P/P3Q1P1/3R4/5K2 b - - 0 37","m":"e8e3 d2d8 e3e8 d8e8","r":425,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KyZlH","f":"5rk1/1br1nNpp/p2R1n2/8/8/1B6/P4PPP/5RK1 b - - 0 20","m":"f8f7 d6d8 f6e8 d8e8","r":594,"t":"mate mateIn2 middlegame pin short"},{"i":"KyfVX","f":"2r3k1/pp2Nppp/6n1/8/2r1b3/P3PN2/KP1R2PP/3R4 b - - 3 23","m":"g6e7 d2d8 c8d8 d1d8","r":547,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"KygGA","f":"rn1qQ1kr/1ppb1pp1/p2p4/3P2Np/2P2PnP/2N3P1/PP2R1B1/4R1K1 b - - 2 20","m":"d8e8 e2e8 d7e8 e1e8","r":459,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Kykuh","f":"8/1Q1r2R1/p3pk2/1pPp1p2/1P1r4/P3P2p/5R1P/7K w - - 5 34","m":"g7d7 d4d1 f2f1 d1f1","r":586,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Kynqj","f":"8/6p1/8/5P2/7P/pk5r/5R2/K7 w - - 6 48","m":"f2d2 h3h1 d2d1 h1d1","r":592,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"KyxEJ","f":"1k1r4/ppp4p/4Bp2/5q2/8/4R1pP/PP4P1/7K w - - 2 30","m":"e6f5 d8d1 e3e1 d1e1","r":457,"t":"endgame mate mateIn2 short"},{"i":"KzDgw","f":"8/p4pkp/1r4p1/4q3/P7/8/5PPP/4R1K1 w - - 0 33","m":"e1e5 b6b1 e5e1 b1e1","r":575,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"KzSpR","f":"r6k/1p2r1pp/4B3/2RP4/8/6P1/5P1P/6K1 b - - 0 32","m":"a8a6 c5c8 e7e8 c8e8","r":516,"t":"backRankMate endgame mate mateIn2 short"},{"i":"KzU3k","f":"3r2k1/1pp2p1P/p2p4/4r3/3n4/P2B3P/1PP2qRP/2K3R1 b - - 0 22","m":"g8h8 g2g8 d8g8 h7g8q","r":589,"t":"advancedPawn kingsideAttack mate mateIn2 middlegame promotion short"},{"i":"Kzodz","f":"6k1/p4p1p/1bR5/1p3N2/8/5P2/P4r1P/4K3 b - - 0 37","m":"f2a2 c6c8 b6d8 c8d8","r":537,"t":"endgame mate mateIn2 short"},{"i":"L0Dg8","f":"1B5k/1q4pp/8/8/3P4/5pP1/P2Q1P1P/6K1 w - - 1 36","m":"b8e5 b7b1 d2c1 b1c1","r":450,"t":"endgame mate mateIn2 short"},{"i":"L1hBI","f":"7k/pp2Q1pp/8/8/5P2/6P1/PP1nq2P/K1R5 b - - 0 33","m":"e2e7 c1c8 e7d8 c8d8","r":466,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L1pX3","f":"2r2rk1/pR3ppp/8/5p2/8/1P6/P2RnPPP/2B3K1 w - - 3 24","m":"d2e2 c8c1 e2e1 c1e1","r":584,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"L1sLf","f":"2k2br1/ppp2pq1/2n4p/4p2Q/3P4/2P2Nr1/PP3P1N/R3RBK1 w - - 0 22","m":"g1h1 g3g1 f3g1 g7g1","r":564,"t":"kingsideAttack mate mateIn2 middlegame sacrifice short"},{"i":"L2ODM","f":"R6Q/2qk4/p3p3/1p3nn1/8/P2BN3/1P3PPP/7K w - - 1 37","m":"d3f5 c7c1 e3d1 c1d1","r":566,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L2uAq","f":"3r2k1/1p2q2p/p3Q1pB/2r5/4P3/P1P2R1P/6P1/5R1K b - - 0 34","m":"e7e6 f3f8 d8f8 f1f8","r":479,"t":"endgame mate mateIn2 operaMate short"},{"i":"L2wrr","f":"6k1/6p1/2p2pnp/p1B1p3/2P5/1P1r4/P4PPP/4R1K1 w - - 0 30","m":"e1e2 d3d1 e2e1 d1e1","r":459,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L2ynh","f":"4r1k1/1R3ppp/2p4q/5P2/8/1P1P3P/1P4P1/5R1K b - - 0 22","m":"e8e2 b7b8 e2e8 b8e8","r":568,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"L31FB","f":"r5k1/5ppp/pq6/1p6/2p2P2/2PnbQ2/PPBN3P/R6K b - - 1 23","m":"e3d2 f3a8 b6b8 a8b8","r":551,"t":"backRankMate hangingPiece master mate mateIn2 middlegame short"},{"i":"L329z","f":"5r1k/p5pp/1p2Q3/7q/2PP3r/P4nP1/4RP2/2B2R1K w - - 0 29","m":"g3h4 h5h4 e6h3 h4h3","r":502,"t":"mate mateIn2 middlegame short"},{"i":"L3q0T","f":"5k2/1pb2p2/8/5N2/1r4N1/4P2P/5PP1/3R2K1 w - - 0 29","m":"d1d7 b4b1 d7d1 b1d1","r":593,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"L41UO","f":"rn4k1/pp3ppp/8/1Q1q1P2/1B6/4b2P/PPP2nP1/1K1R3R b - - 3 20","m":"d5b5 d1d8 b5e8 d8e8","r":500,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"L4MeD","f":"1B4k1/1r4p1/3p3p/2pPp3/2P1b3/2P1P3/3R1PPP/6K1 w - - 3 33","m":"b8d6 b7b1 d2d1 b1d1","r":526,"t":"endgame mate mateIn2 short"},{"i":"L4aIN","f":"3r2k1/pp3ppp/2p1n3/3r4/5P2/3PR1PP/P2K4/4R3 b - - 0 22","m":"e6c5 e3e8 d8e8 e1e8","r":472,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L4fTK","f":"3q1rk1/p1p2ppp/5b2/1r6/4bQ2/P1P5/1P3PPP/R1B1R1K1 w - - 0 24","m":"e1e4 d8d1 e4e1 d1e1","r":531,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"L4kUU","f":"1k5r/ppp3R1/6nQ/1P1p4/3P4/2Pq4/P2N1PP1/R5K1 b - - 0 24","m":"h8h6 g7g8 g6f8 g8f8","r":544,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"L4nAa","f":"4k3/pp1rp2p/2b1N3/1N2b3/8/8/P4PPP/4R1K1 w - - 6 22","m":"e1e5 d7d1 e5e1 d1e1","r":516,"t":"endgame mate mateIn2 short"},{"i":"L4os7","f":"r2q1b1r/pp4pp/4p3/5n1k/5QN1/8/PP3PPP/R1B1R1K1 w - - 0 20","m":"e1e6 d8d1 e6e1 d1e1","r":443,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"L5Cva","f":"7k/1p2r1p1/2p2p2/B1P1bBp1/1P6/7P/r5P1/3R3K b - - 7 50","m":"e5f4 d1d8 e7e8 d8e8","r":591,"t":"endgame mate mateIn2 short"},{"i":"L5Ncn","f":"2r2k2/pb3p2/1p2p3/4P3/B6Q/8/P4PPP/6K1 w - - 7 27","m":"g2g4 c8c1 a4d1 c1d1","r":487,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"L5YWX","f":"5r1k/R1p2Qpp/3p4/1P2p3/3pP3/3P2P1/3q1P1P/5RK1 b - - 0 29","m":"f8f7 a7a8 f7f8 a8f8","r":559,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"L6CxU","f":"1k6/2p5/Kp6/3qp3/Q7/P7/P7/8 b - - 3 44","m":"e5e4 a4e8 d5d8 e8d8","r":493,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"L6GbB","f":"5rk1/3R3p/5p2/1p4p1/2b5/2P3B1/2r2PPP/R5K1 w - - 2 32","m":"a1a7 c2c1 d7d1 c1d1","r":503,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L6VvS","f":"3rQ1k1/pp3pbp/7B/8/P7/2q4P/6P1/4R2K b - - 4 31","m":"d8e8 e1e8 g7f8 e8f8","r":463,"t":"endgame mate mateIn2 operaMate short"},{"i":"L6l9j","f":"r6k/pp4pp/8/4n3/4N2q/3Q1R1P/PPP3K1/5R2 b - - 2 21","m":"e5d3 f3f8 a8f8 f1f8","r":404,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L6nAD","f":"4r1k1/1Q4pp/p5p1/8/8/2P1q3/PP4PP/R5K1 w - - 1 27","m":"g1h1 e3e1 a1e1 e8e1","r":567,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"L6smY","f":"1r4k1/3R4/2R2p2/P3bB2/2p5/3p3P/6P1/7K w - - 0 47","m":"c6c4 b8b1 c4c1 b1c1","r":539,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"L6trh","f":"2R3k1/5p2/4bBp1/P2pP2p/5P2/8/1r2r1PP/2R3K1 b - - 2 33","m":"e6c8 c1c8 g8h7 c8h8","r":443,"t":"endgame mate mateIn2 operaMate short"},{"i":"L7C7c","f":"5r1k/1p1b1pp1/p3p3/1n1pP3/1P3P2/q2B1N1P/2Q3P1/2R3K1 b - - 2 29","m":"f8c8 c2c8 d7c8 c1c8","r":588,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"L7GAW","f":"5R2/p5pk/7p/8/2P5/4r3/P1P3PP/7K w - - 2 36","m":"f8f7 e3e1 f7f1 e1f1","r":441,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"L7M0r","f":"r3r1k1/2q1bppp/p1n2Bb1/1ppp4/6P1/1P1P1N1P/P1P1QPB1/RN2R1K1 b - - 0 16","m":"e7f6 e2e8 a8e8 e1e8","r":457,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"L7RC2","f":"8/p1p3pk/1p3q1p/2p5/2P2p2/1P1P4/P4PPP/4Q2K w - - 0 25","m":"e1d2 f6a1 d2c1 a1c1","r":537,"t":"backRankMate endgame mate mateIn2 queenEndgame short"},{"i":"L7ZEW","f":"6k1/5ppp/p3p3/PN1pP3/1Pb5/3r4/8/K1R5 b - - 10 38","m":"c4b5 c1c8 b5e8 c8e8","r":536,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L7gYu","f":"3r2kr/pp3pp1/8/6N1/P4B2/4R1P1/1P5P/2q1R1K1 b - - 6 35","m":"c1b2 e3e8 d8e8 e1e8","r":400,"t":"mate mateIn2 middlegame short"},{"i":"L7kk8","f":"r4r2/p1qbn1k1/4p1pp/3pPp2/3N1P2/1P3R2/P3Q1PP/RN5K w - - 4 19","m":"f3g3 c7c1 e2d1 c1d1","r":400,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"L7pAn","f":"6k1/5p1p/6p1/8/p2B2P1/1NPr1PKP/4r3/R7 b - - 0 34","m":"a4b3 a1a8 e2e8 a8e8","r":553,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"L7qtK","f":"4r1k1/5pp1/2bB3p/p7/2p4P/2P3P1/P1P2P2/3R2K1 w - - 0 22","m":"d1d4 e8e1 g1h2 e1h1","r":533,"t":"endgame mate mateIn2 operaMate short"},{"i":"L821K","f":"Q2R3r/p3qpk1/1p5p/4rpp1/8/8/PPP2PPP/3R2K1 w - - 0 27","m":"d8h8 e5e1 d1e1 e7e1","r":530,"t":"endgame mate mateIn2 short"},{"i":"L8DhQ","f":"rnb1r1k1/pp2Qppp/8/2n5/3R4/5P2/PPP3PP/2K2BNR b - - 0 13","m":"e8e7 d4d8 e7e8 d8e8","r":422,"t":"backRankMate fork mate mateIn2 middlegame short"},{"i":"L8GjO","f":"4r1k1/4Qppp/6b1/8/8/5P2/PP4P1/3R2K1 b - - 0 35","m":"e8e7 d1d8 e7e8 d8e8","r":483,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L8RM0","f":"1k2r3/ppp1Q3/8/2PP4/1P6/P4RP1/5KBq/8 b - - 0 30","m":"e8e7 f3f8 e7e8 f8e8","r":507,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L8VHW","f":"2r3k1/5p1p/3R2pP/1p4P1/1P6/1KBn2r1/8/3R4 b - - 0 35","m":"d3f4 d6d8 c8d8 d1d8","r":597,"t":"endgame mate mateIn2 short"},{"i":"L8Vmm","f":"2r5/pp5p/5k2/6p1/1n6/6B1/bPr2PPP/K2R1BNR w - - 2 21","m":"g1f3 c2c1 d1c1 c8c1","r":523,"t":"mate mateIn2 middlegame short"},{"i":"L8fEj","f":"k2r3r/p4p2/1qp1p1p1/4Pn1p/8/Q1B5/P4PPP/1R4K1 w - - 0 25","m":"b1b6 d8d1 c3e1 d1e1","r":422,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L8iOo","f":"4r1k1/2r2ppp/p2R4/2P2p2/P7/4Q2P/6P1/2R3K1 b - - 0 33","m":"e8e3 d6d8 e3e8 d8e8","r":535,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"L8u92","f":"3r2k1/5ppp/1p6/8/P2Q4/5P1P/5P2/2R4K b - - 0 37","m":"d8d4 c1c8 d4d8 c8d8","r":405,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"L8x3Q","f":"3r1k2/ppp2p2/5P2/8/8/1BPq2B1/Pp3PPP/1Q4K1 w - - 1 28","m":"b1b2 d3d1 b3d1 d8d1","r":567,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"L908r","f":"5k2/5p2/6np/5Np1/8/5P1P/1Br3P1/R6K b - - 5 36","m":"c2b2 a1a8 b2b8 a8b8","r":426,"t":"endgame mate mateIn2 short"},{"i":"L91Rm","f":"1k1r4/ppp5/8/3R4/2P1P3/4qP1B/PPK5/6R1 b - - 3 31","m":"d8d5 g1g8 d5d8 g8d8","r":583,"t":"backRankMate endgame mate mateIn2 short"},{"i":"L98Jn","f":"3rR1k1/pp3ppp/5n2/8/3q2b1/4R1P1/P1PN1PBP/4Q1K1 b - - 0 19","m":"d8e8 e3e8 f6e8 e1e8","r":454,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"L9Iun","f":"r4rk1/pp3ppp/2p1b1q1/8/3RN3/1P6/P1PQ1PPP/4R1K1 b - - 0 17","m":"f8d8 d4d8 a8d8 d2d8","r":559,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"L9QgG","f":"k1r5/pp4bp/6p1/1r5n/8/P2N4/KPP1Q3/8 b - - 16 39","m":"c8c6 e2e8 c6c8 e8c8","r":437,"t":"endgame mate mateIn2 short"},{"i":"L9Ws2","f":"5rk1/5pp1/4p2p/8/2pPq3/2P4Q/1r3PPP/4R1K1 w - - 0 28","m":"e1e4 b2b1 e4e1 b1e1","r":471,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"L9YPA","f":"2k5/pp3p2/2p1bn1r/q3pN2/n3P3/P4PN1/1PP3P1/K1Q2B2 w - - 0 26","m":"c1h6 a5e1 h6c1 e1c1","r":507,"t":"mate mateIn2 middlegame short"},{"i":"LAUyQ","f":"1r4k1/6pp/2rpPp2/2PR3P/6P1/1P6/1K6/3R4 b - - 2 31","m":"d6c5 d5d8 b8d8 d1d8","r":520,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LAXQq","f":"8/8/2P5/2rP4/8/6pk/3R4/6K1 w - - 0 62","m":"d5d6 c5c1 d2d1 c1d1","r":451,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LApNQ","f":"2r3k1/5p1p/5Pp1/pp6/3Q4/2PR3P/q1PK4/8 b - - 0 29","m":"b5b4 d4d8 c8d8 d3d8","r":563,"t":"endgame mate mateIn2 sacrifice short"},{"i":"LBFjD","f":"2r3k1/5q1p/r3p1pP/3p4/1B1P3Q/5P2/2P3P1/5RK1 b - - 0 32","m":"c8c2 h4d8 f7e8 d8e8","r":494,"t":"endgame mate mateIn2 short"},{"i":"LBK7H","f":"3r4/p5pp/1kP5/8/8/8/PP4PP/5Q1K w - - 1 33","m":"f1c4 d8d1 c4f1 d1f1","r":510,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"LBWFc","f":"2r3k1/3R1ppp/pp2p3/3b4/4Q3/6P1/PPr2P1P/3R1BK1 b - - 0 24","m":"d5e4 d7d8 c8d8 d1d8","r":509,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LBd7V","f":"1r1r2k1/2p2p1p/6p1/3R1n2/pP6/P1B4P/2P4P/2KR4 b - - 2 26","m":"f5e3 d5d8 b8d8 d1d8","r":463,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LBfQe","f":"4q2k/p5p1/3b3p/8/8/2P2QNP/PP4P1/7K w - - 2 32","m":"g3f5 e8e1 f3f1 e1f1","r":421,"t":"endgame mate mateIn2 short"},{"i":"LBldz","f":"4Rnk1/1b5R/p7/1p1p2p1/1P6/P1r3B1/2B2PPP/6K1 w - - 4 35","m":"c2g6 c3c1 e8e1 c1e1","r":562,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"LBoKM","f":"2r3k1/3r2pp/1R2pp2/8/1P6/n3P3/5PPP/3R2K1 w - - 0 27","m":"d1d7 c8c1 d7d1 c1d1","r":443,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LBqC8","f":"2r5/6pk/4b1pp/8/3P4/P3P3/1Qr2PPP/R5K1 w - - 2 27","m":"b2b6 c2c1 a1c1 c8c1","r":533,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LCGtL","f":"3Q1r1k/N3R1pp/8/5pq1/6b1/P1P5/5PPP/4R1K1 b - - 0 29","m":"f8d8 e7e8 d8e8 e1e8","r":558,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LCS3j","f":"2r3k1/5ppp/2Np4/1R2bP2/1P2pn2/P7/3K2PP/8 b - - 2 31","m":"c8c6 b5b8 c6c8 b8c8","r":494,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LCWsG","f":"6k1/5p1p/N3p1p1/8/3B2n1/1P2P1b1/4r3/2R3K1 b - - 1 29","m":"h7h5 c1c8 g8h7 c8h8","r":497,"t":"endgame mate mateIn2 short"},{"i":"LCcJF","f":"2kr3r/pppq1pp1/6p1/4P3/6R1/1P3n2/P1P2PPP/R1BQ2K1 w - - 1 18","m":"d1f3 d7d1 f3d1 d8d1","r":582,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"LCim6","f":"6k1/1p2r1pp/p7/6N1/Pn6/8/5PPP/3R2K1 b - - 2 28","m":"h7h6 d1d8 e7e8 d8e8","r":523,"t":"endgame master mate mateIn2 short"},{"i":"LCwf6","f":"1r1r2k1/5pp1/7p/8/4q3/2P3Pb/PP3P1P/RN2R1K1 w - - 0 22","m":"e1e4 d8d1 e4e1 d1e1","r":440,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LD6K4","f":"6k1/5pp1/7p/4R3/r1Pp4/8/5PPP/6K1 w - - 0 38","m":"c4c5 a4a1 e5e1 a1e1","r":496,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LD8Wj","f":"r5k1/5p2/3Rb1pp/1p6/2p1PP2/P1B1K1P1/7P/8 b - - 2 30","m":"a8a3 d6d8 g8h7 d8h8","r":591,"t":"endgame mate mateIn2 operaMate short"},{"i":"LDGaj","f":"4Q3/p5pk/4P2p/2pr4/5P2/6Pb/PP2q2P/4R2K w - - 0 33","m":"e1e2 d5d1 e2e1 d1e1","r":417,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LDRHJ","f":"1r6/p3kp1p/4pp2/r2p4/1P6/8/2PR1PPP/1R4K1 w - - 0 25","m":"b4a5 b8b1 d2d1 b1d1","r":406,"t":"backRankMate endgame hangingPiece mate mateIn2 rookEndgame short"},{"i":"LDqn1","f":"3r2k1/pp4pp/4pp2/8/8/2P2NQ1/P4PPP/R2q2K1 w - - 1 26","m":"a1d1 d8d1 f3e1 d1e1","r":510,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LDyQ8","f":"5R2/p3k2p/2P1b1qB/6p1/5p2/P6Q/5PPP/6K1 w - - 4 39","m":"h3c3 g6b1 c3c1 b1c1","r":542,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LEZEF","f":"1r6/6kp/5pp1/2pBb3/p1P5/PP1RP2P/5PP1/6K1 w - - 0 24","m":"b3a4 b8b1 d3d1 b1d1","r":590,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LEczD","f":"r2r2k1/pp3ppp/5q2/8/3p4/3P4/PP2QPPP/R3R1K1 b - - 0 19","m":"d8d7 e2e8 a8e8 e1e8","r":469,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"LEx3C","f":"3r2k1/pppr1p1p/2B3p1/8/P7/2q5/5PPP/R1R3K1 w - - 0 25","m":"c1c3 d7d1 a1d1 d8d1","r":427,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LF7sp","f":"4r1k1/pQp2ppp/8/4r3/8/8/1P3PPP/q4RK1 w - - 0 21","m":"f1a1 e5e1 a1e1 e8e1","r":551,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"LFGQM","f":"4r3/pp3kpp/3B1p2/P1Pp4/3P4/1q3N2/4rPPP/3Q2K1 w - - 0 28","m":"d1b3 e2e1 f3e1 e8e1","r":518,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"LFJpq","f":"1k1r4/ppp2r2/8/3B3p/3B2p1/2P3Pn/P4PKP/R3R3 b - - 1 23","m":"d8d5 e1e8 d5d8 e8d8","r":552,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"LFkgY","f":"r1b1k2r/pp1n1ppp/2p1p3/q5B1/1bBP4/P1n1PN2/1P1Q1PPP/R3K2R w KQkq - 0 11","m":"a3b4 a5a1 d2c1 a1c1","r":533,"t":"hangingPiece mate mateIn2 middlegame short"},{"i":"LFrYb","f":"8/8/R2p2r1/2pk4/7B/4p3/PPP5/2K5 w - - 0 41","m":"a6a8 g6g1 h4e1 g1e1","r":400,"t":"endgame mate mateIn2 short"},{"i":"LGM4U","f":"8/8/8/8/8/r4k2/6R1/5K2 w - - 12 80","m":"g2b2 a3a1 b2b1 a1b1","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LGOLu","f":"3r2k1/p3pp1p/3r2p1/8/1P6/P3P3/R1q2PPP/2R3K1 w - - 0 27","m":"a2c2 d6d1 c1d1 d8d1","r":426,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LGOYc","f":"8/2q3k1/8/1p1pbp2/1P6/P4P1Q/4R1P1/7K w - - 1 45","m":"h3f5 c7c1 e2e1 c1e1","r":558,"t":"endgame mate mateIn2 short"},{"i":"LGjaI","f":"r5k1/1b3ppp/4p3/4Nq2/8/1P1Q4/P4PPP/3R2K1 b - - 2 22","m":"f5e5 d3d8 a8d8 d1d8","r":550,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"LHFa9","f":"5R1B/pk5p/1p1p1N2/3P2P1/3n3P/8/PP4r1/1K6 w - - 3 37","m":"f6d7 g2g1 f8f1 g1f1","r":586,"t":"endgame mate mateIn2 short"},{"i":"LHHNw","f":"6k1/1R3p1p/p2p2p1/3n4/3B4/5P1P/P5PK/2r5 b - - 4 27","m":"c1c2 b7b8 c2c8 b8c8","r":566,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LHNVJ","f":"5rk1/1pp2pp1/p5qp/1b1pP3/1P1P4/P4R1N/3Q1PPP/6K1 w - - 0 27","m":"f3g3 g6b1 d2c1 b1c1","r":550,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LHYmj","f":"r2r2k1/pp2bppp/8/n2R4/8/5N2/PP3PPP/R1B3K1 w - - 1 17","m":"d5a5 d8d1 f3e1 d1e1","r":593,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"LHnWT","f":"6k1/P4pp1/1B2p2p/8/8/8/r2b1PPP/1R4K1 w - - 1 38","m":"b1b5 a2a1 b5b1 a1b1","r":534,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LHwdL","f":"6k1/pp2rp1q/2p3pP/3r4/PP1PpP2/4P2Q/7R/5R1K b - - 2 45","m":"d5h5 h3c8 e7e8 c8e8","r":592,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"LILl7","f":"6k1/1pR5/4pbnp/1P2P1p1/P7/3rpN2/6PP/6K1 w - - 0 29","m":"e5f6 d3d1 f3e1 d1e1","r":419,"t":"endgame mate mateIn2 short"},{"i":"LIhZw","f":"5kR1/3R1p1p/r7/7b/pp1BrP2/8/P4PP1/6K1 b - - 1 32","m":"f8g8 d7d8 e4e8 d8e8","r":533,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LJArZ","f":"5r2/pp3q1k/2p3pp/8/3P4/2P1Q1Pb/PP1N3P/R5K1 w - - 0 28","m":"d2e4 f7f1 a1f1 f8f1","r":532,"t":"endgame mate mateIn2 operaMate sacrifice short"},{"i":"LJEb1","f":"2r4k/4q1pp/p1Bp4/1pp1p3/4P3/2PP1Q2/PP4PP/5RK1 b - - 0 24","m":"c8c6 f3f8 e7f8 f1f8","r":536,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LJMDd","f":"3r2k1/7p/p7/4Npp1/3r4/5R2/5PPP/R5K1 w - - 6 29","m":"e5c6 d4d1 a1d1 d8d1","r":529,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LJZL2","f":"4r1k1/p3Qppp/1p6/2p5/2n5/7P/PBP2PP1/3R2K1 b - - 0 24","m":"e8e7 d1d8 e7e8 d8e8","r":411,"t":"endgame mate mateIn2 short"},{"i":"LJpd2","f":"rn4kb/pp3p1p/1q2b1pB/2p5/r2p3P/P1P2B2/1P1QNPP1/2KR3R b - - 1 18","m":"d4c3 d2d8 b6d8 d1d8","r":494,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"LJsKE","f":"3r4/1k3pp1/1P6/8/4p3/6Pp/PR2nP1P/6K1 w - - 0 27","m":"b2e2 d8d1 e2e1 d1e1","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LJzg4","f":"r3r1k1/pp2qp1p/3n2p1/2p5/4N3/2PP3R/PPQ2PPP/R5K1 w - - 0 22","m":"e4c5 e7e1 a1e1 e8e1","r":555,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"LK8Gz","f":"2q1r1k1/pp3ppp/1b3n2/1N1p4/3P4/1Q2B3/PP3PPP/5RK1 w - - 0 19","m":"f1c1 c8c1 e3c1 e8e1","r":564,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"LL088","f":"6k1/4r1p1/ppPr4/3pPR2/6p1/8/PB4PP/7K w - - 0 31","m":"e5d6 e7e1 f5f1 e1f1","r":512,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LL0t8","f":"r1b1r1k1/ppp2ppp/8/2P1P3/8/P7/1PP1B1PP/2KR3R b - - 0 16","m":"e8e5 d1d8 e5e8 d8e8","r":462,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LL63D","f":"4r1k1/6p1/2R3Pn/4Q3/8/1b6/2P5/2K5 b - - 0 36","m":"e8e5 c6c8 e5e8 c8e8","r":433,"t":"endgame mate mateIn2 short"},{"i":"LLI5S","f":"rnb1r1k1/ppp2ppp/8/8/8/5N2/PPP1QPPP/2KR3R b - - 0 13","m":"e8e2 d1d8 e2e8 d8e8","r":511,"t":"backRankMate fork mate mateIn2 middlegame short"},{"i":"LLglv","f":"3R4/p1P3pk/1r5p/4q3/2Q2p2/1P3Bb1/P1P3P1/7K w - - 0 32","m":"c7c8q e5e1 c4f1 e1f1","r":510,"t":"mate mateIn2 middlegame short"},{"i":"LLhIA","f":"2q3k1/5ppp/p7/1p3p2/2r2B1P/P2QP3/1P2KPP1/8 b - - 0 29","m":"c8e6 d3d8 e6e8 d8e8","r":458,"t":"endgame mate mateIn2 short"},{"i":"LLiZH","f":"5q1k/pb3pp1/1p1rp2p/8/6PR/6Q1/PP2nP1P/1B2R1K1 w - - 3 32","m":"e1e2 d6d1 e2e1 d1e1","r":549,"t":"fork mate mateIn2 middlegame short"},{"i":"LMGeK","f":"8/5p1p/6p1/p1QPbk2/q7/P4N1P/5PP1/6K1 w - - 3 36","m":"d5d6 a4d1 f3e1 d1e1","r":517,"t":"endgame mate mateIn2 short"},{"i":"LMUzq","f":"3r3k/p5pp/1p4r1/2pP1p2/5P2/P6P/1P2R1P1/4R1K1 b - - 0 31","m":"g6d6 e2e8 d8e8 e1e8","r":471,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LMwBJ","f":"3r2k1/p4ppp/3R4/8/2R5/P4KPP/8/8 b - - 0 41","m":"d8d6 c4c8 d6d8 c8d8","r":419,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LN4cO","f":"1k1r4/p1pB1p2/Pp5p/1Pr2p2/2P2n2/4R1P1/5P1P/2R3K1 b - - 0 32","m":"d8d7 e3e8 d7d8 e8d8","r":400,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"LN7Q1","f":"6k1/p4p1p/4pPp1/4P3/2p2P2/2r5/P5K1/1R6 b - - 1 36","m":"c3d3 b1b8 d3d8 b8d8","r":466,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LNKHD","f":"8/7p/2Bk4/8/2R5/1Pp5/KbP3PP/3r4 w - - 6 41","m":"b3b4 d1a1 a2b3 a1a3","r":532,"t":"endgame epauletteMate mate mateIn2 operaMate short"},{"i":"LNpbk","f":"4r1k1/6p1/p1pR2Q1/PpN1r1Bp/1P4nP/2P5/5nP1/3R2K1 w - - 3 33","m":"d6d7 e5e1 d1e1 e8e1","r":561,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"LOYuG","f":"8/5p2/2kp1bp1/1p6/1P2Pp1r/2NR1P2/P1P5/1K6 w - - 0 32","m":"c3d5 h4h1 d3d1 h1d1","r":513,"t":"endgame mate mateIn2 short"},{"i":"LOmzP","f":"r1b2rk1/5qpp/p3p3/1p2b2N/3PpPQ1/2P5/3B2PP/1R3R1K w - - 0 25","m":"f4e5 f7f1 b1f1 f8f1","r":460,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"LOvI9","f":"5rk1/2p3p1/p6p/3q4/8/6P1/PPP4P/1K1R4 w - - 0 30","m":"d1d5 f8f1 d5d1 f1d1","r":502,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LOy8n","f":"r2R2k1/pp3p2/4b1p1/2n4p/8/2B4P/PPr2PP1/3R2K1 b - - 1 25","m":"a8d8 d1d8 g8h7 d8h8","r":425,"t":"endgame mate mateIn2 operaMate short"},{"i":"LPBRV","f":"2r3k1/5p1p/1p2p1p1/pP2P3/P2P4/3p4/5PPP/3R2K1 w - - 2 35","m":"d1d3 c8c1 d3d1 c1d1","r":447,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LPEZb","f":"8/p3p1kp/3p1pp1/2qPP3/8/3Q4/P5PP/1Rr4K w - - 1 27","m":"b1c1 c5c1 d3d1 c1d1","r":452,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LPMqQ","f":"8/k1p4p/p7/1p6/1Qn5/6rB/2R5/2K5 w - - 0 41","m":"h3e6 g3g1 b4e1 g1e1","r":571,"t":"endgame mate mateIn2 short"},{"i":"LQ9h0","f":"3r2k1/1p3pp1/p6p/4q3/8/P1P5/2P2PPP/4R1K1 w - - 0 21","m":"e1e5 d8d1 e5e1 d1e1","r":487,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LQctP","f":"3r1rk1/1R4p1/p6p/8/PP6/1NP5/5bPP/5RK1 w - - 0 30","m":"f1f2 d8d1 f2f1 d1f1","r":586,"t":"endgame mate mateIn2 short"},{"i":"LQhlt","f":"7k/3q3p/R3N1p1/8/pp1p4/6PP/6P1/6K1 b - - 1 40","m":"a4a3 a6a8 d7c8 a8c8","r":547,"t":"endgame mate mateIn2 short"},{"i":"LQs1j","f":"3rr1k1/2p2p1p/p5p1/1pR1P3/8/Pb2R3/1PP2PPP/6K1 w - - 0 26","m":"c2b3 d8d1 e3e1 d1e1","r":404,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LQsvM","f":"1Q2nk2/2P2pp1/3r4/4pB2/2b5/7p/PP2RP1P/5Kr1 w - - 8 34","m":"f1g1 d6d1 e2e1 d1e1","r":597,"t":"endgame mate mateIn2 short"},{"i":"LQvMN","f":"1Q4k1/3n1ppp/p2p1n2/3q4/3B4/P4N1P/5PP1/1R4K1 b - - 0 28","m":"d7b8 b1b8 f6e8 b8e8","r":592,"t":"endgame mate mateIn2 short"},{"i":"LQzUx","f":"2r3k1/pp3p1p/5p1B/7q/5Q2/P5P1/1P3PKP/8 b - - 5 26","m":"c8c6 f4b8 c6c8 b8c8","r":541,"t":"endgame mate mateIn2 short"},{"i":"LRH5W","f":"1k1r1r2/1pp3p1/p2bP2p/8/4Q3/1P5q/PBPP4/2K4R w - - 0 33","m":"h1h3 f8f1 e4e1 f1e1","r":462,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LRq0P","f":"5r1k/2r3pp/4pp2/8/6R1/3q4/P4PPP/3R2K1 w - - 0 27","m":"d1d3 c7c1 d3d1 c1d1","r":414,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LS8ZJ","f":"4k3/1r5p/2N1P1p1/p7/P1R1P3/8/6PP/7K w - - 3 42","m":"c4d4 b7b1 d4d1 b1d1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LSTR2","f":"6rk/2qb1p1p/2p1pPr1/p1p2p2/3p1P1Q/3P3R/PPP3PP/R1B3K1 b - - 2 22","m":"h7h6 h4h6 g6h6 h3h6","r":573,"t":"kingsideAttack mate mateIn2 middlegame sacrifice short"},{"i":"LSwJm","f":"3r2k1/5ppp/8/pp2q3/8/2P5/PP3PPP/4R1K1 w - - 0 26","m":"e1e5 d8d1 e5e1 d1e1","r":405,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LTLZi","f":"1r6/6k1/p6p/3P4/P1p5/2n5/1P2RPPP/6K1 w - - 0 35","m":"b2c3 b8b1 e2e1 b1e1","r":485,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LTURV","f":"2k4r/1pp5/p2p1n2/3P2r1/PPP2pPp/5P1p/4R2N/4R2K b - - 2 32","m":"f6d7 e2e8 h8e8 e1e8","r":559,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LUFdL","f":"3r2k1/1pR2ppp/3Q4/1r6/8/4P2P/5PP1/5RK1 b - - 0 29","m":"d8d6 c7c8 d6d8 c8d8","r":505,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LUTX4","f":"3r2k1/5ppp/1p3R2/8/p7/2P1Bq2/PP5P/K7 w - - 0 29","m":"f6f3 d8d1 e3c1 d1c1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LUUEQ","f":"2r3k1/5ppp/1p6/1P2B3/4q3/8/5PPP/4R1K1 w - - 0 29","m":"e1e4 c8c1 e4e1 c1e1","r":434,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LUWTw","f":"r3r1k1/5ppp/p7/3P1p2/2B2Q2/1Pq2P1b/P4P1P/2R3K1 w - - 0 22","m":"c1c3 e8e1 c4f1 e1f1","r":482,"t":"endgame mate mateIn2 operaMate short"},{"i":"LUXsM","f":"6k1/p4p2/1p6/6p1/1P6/5QPp/P4P1P/q1rR2K1 w - - 3 31","m":"d1c1 a1c1 f3d1 c1d1","r":410,"t":"endgame mate mateIn2 short"},{"i":"LUgM5","f":"r1bk3r/ppppn1qp/8/2b1B3/8/2NB1Q2/PPP3PP/R4R1K b - - 0 17","m":"g7e5 f3f8 h8f8 f1f8","r":439,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"LVEbu","f":"1r4k1/3pqppp/4p3/P2p4/3P1N2/2Q1P3/n4PPP/R5K1 w - - 0 24","m":"a1a2 b8b1 c3c1 b1c1","r":482,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LVQ9x","f":"6k1/p5p1/1p1R2Pp/5P2/8/PK5R/1P6/q3q3 b - - 0 43","m":"b6b5 d6d8 e1e8 d8e8","r":507,"t":"endgame mate mateIn2 short"},{"i":"LVUZH","f":"3r1rk1/pp3pp1/5n1p/8/2P1p3/1Pb1R3/1P3PPP/R1B3K1 w - - 0 19","m":"b2c3 d8d1 e3e1 d1e1","r":440,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LVejY","f":"4R3/2r2kpp/3p1q2/p1pP1p2/8/P4Q2/2P2PPP/6K1 w - - 2 25","m":"e8a8 f6a1 f3d1 a1d1","r":594,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LVwEr","f":"r5k1/3Rpp1p/p4Pp1/1p4b1/4N1P1/3R4/P3p1PK/2r5 b - - 0 30","m":"e2e1q d7d8 a8d8 d3d8","r":506,"t":"mate mateIn2 middlegame short"},{"i":"LVzcS","f":"4r1k1/pbp2p2/1p2rB2/4Np1p/8/8/P4PPP/3RR1K1 w - - 0 30","m":"e5d7 e6e1 d1e1 e8e1","r":432,"t":"mate mateIn2 middlegame short"},{"i":"LWKdM","f":"1k4r1/ppp2p2/2b2p2/2b1q2P/4P2P/2NQ1P1R/PPr1N3/3R1K2 b - - 1 25","m":"c2b2 d3d8 g8d8 d1d8","r":484,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"LWkZx","f":"5r1k/2R5/p4q2/1p6/1P1bQB1p/P6P/6P1/7K w - - 7 35","m":"f4h2 f6f1 h2g1 f1g1","r":574,"t":"endgame mate mateIn2 short"},{"i":"LWv3j","f":"6k1/1p3p2/5p2/nPP1p3/6Pp/4P3/2r2PPB/3R2K1 w - - 1 30","m":"d1d5 c2c1 d5d1 c1d1","r":407,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"LXMPn","f":"r3k1r1/pp3p1p/2pR1p1B/2n1pP2/4q3/7P/P1PQ2P1/3R3K b q - 1 22","m":"e4f5 d6d8 a8d8 d2d8","r":551,"t":"mate mateIn2 middlegame short"},{"i":"LXk03","f":"2br1rk1/1pp1qppp/1pp2n2/5P2/5B2/3P1R2/PPP1B1PP/R1Q4K w - - 2 17","m":"e2d1 e7e1 f3f1 e1f1","r":547,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"LXsLd","f":"1N4k1/3n1ppp/5q2/p2pp3/8/4PN2/P4PPP/2R3K1 b - - 0 23","m":"d7b8 c1c8 f6d8 c8d8","r":476,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"LXtpj","f":"7R/1p4pp/kp2Qp2/2br4/8/8/P4PPP/1R1q2K1 w - - 1 33","m":"b1d1 d5d1 e6e1 d1e1","r":456,"t":"endgame master mate mateIn2 short"},{"i":"LXwwZ","f":"7k/p1p2pqp/1pp1bNp1/4P3/P2Q3P/3P1P2/6P1/6K1 b - - 5 36","m":"h7h6 d4d8 g7f8 d8f8","r":459,"t":"endgame mate mateIn2 short"},{"i":"LY75i","f":"6k1/5ppp/4pb2/1p6/pP6/P3P3/B2r2PP/2R3K1 b - - 2 33","m":"d2a2 c1c8 f6d8 c8d8","r":401,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LYNzy","f":"1r4k1/5pp1/4p2p/1R1nr3/4B1Pq/5PRP/7K/2Q5 b - - 0 33","m":"b8b5 c1c8 h4d8 c8d8","r":589,"t":"mate mateIn2 middlegame short"},{"i":"LYOVb","f":"1r1k1b2/5p2/4p3/p2pP1p1/N1nP3p/PPR4P/5PPB/6K1 w - - 1 37","m":"b3c4 b8b1 c3c1 b1c1","r":573,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LYTDN","f":"r2Q2k1/5ppp/p7/4Rn2/8/2P3P1/Pq3PBP/4R1K1 b - - 0 26","m":"a8d8 e5e8 d8e8 e1e8","r":504,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LYkUy","f":"1k2Qr2/p1p4p/1p3b2/6p1/2r5/P4B1P/1q3P1P/R3R2K b - - 1 27","m":"f8e8 e1e8 f6d8 e8d8","r":437,"t":"mate mateIn2 middlegame pillsburysMate queensideAttack short"},{"i":"LYyuO","f":"4r3/5pk1/5p2/5qp1/P1pP3p/2P5/1P4PP/5R1K w - - 0 39","m":"f1f5 e8e1 f5f1 e1f1","r":466,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LZ8Ml","f":"3r2k1/1Rp2p1p/5Pp1/8/p7/P2R3P/6P1/7K b - - 0 34","m":"d8d3 b7b8 d3d8 b8d8","r":469,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LZWr9","f":"6k1/6pp/R1PNp3/6r1/1r6/K2n4/8/8 b - - 6 47","m":"g5g3 a6a8 b4b8 a8b8","r":548,"t":"endgame mate mateIn2 short"},{"i":"LZfK2","f":"4r1k1/pQp2pb1/4r1p1/8/1P3B2/3P4/P5PP/q4R1K w - - 0 22","m":"f1a1 e6e1 a1e1 e8e1","r":481,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LZkWE","f":"2r2n2/2r2pk1/1n4p1/NB1Rp1Pp/4P2P/bP2BP2/P7/1K1R4 w - - 1 32","m":"d5d2 c7c1 d1c1 c8c1","r":560,"t":"mate mateIn2 middlegame operaMate queensideAttack short"},{"i":"LZteE","f":"3r3k/6pp/3Q1p2/2R5/8/7P/5PK1/8 b - - 0 38","m":"d8d6 c5c8 d6d8 c8d8","r":483,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LZxab","f":"4r1k1/R4ppp/5B2/2q5/4PP2/5Q2/6PP/R1q4K w - - 0 27","m":"a1c1 c5c1 f3d1 c1d1","r":505,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LaFh9","f":"1k6/8/KP6/2r5/7R/4p3/8/8 b - - 0 59","m":"c5e5 h4h8 e5e8 h8e8","r":567,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LaGkw","f":"r1b1r1k1/pp1nqpp1/4pb1p/4N3/2PpQ3/1P6/PBB2PPP/3R1RK1 b - - 1 18","m":"f6e5 e4h7 g8f8 h7h8","r":581,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"LaHjt","f":"r7/1kp3B1/1p6/3p3p/5pp1/8/1PP1qPPP/4R1K1 w - - 0 26","m":"e1e2 a8a1 e2e1 a1e1","r":548,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LaJIn","f":"7k/3q2p1/pR3p1p/3rb3/8/7P/Q4PP1/1R5K w - - 0 45","m":"b6a6 d5d1 b1d1 d7d1","r":593,"t":"endgame mate mateIn2 short"},{"i":"LaUbv","f":"8/8/8/8/Pp4R1/r4k2/8/5K2 w - - 3 61","m":"g4b4 a3a1 b4b1 a1b1","r":466,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LagWe","f":"2R5/p4pkp/4q1p1/8/5Q2/2P5/P5PP/1R5K w - - 3 35","m":"b1b8 e6e1 f4f1 e1f1","r":400,"t":"endgame mate mateIn2 short"},{"i":"Lam9h","f":"4k3/1b3p2/4pQ2/1n2P3/1p5P/2r3P1/5P2/1R4K1 w - - 0 39","m":"b1b4 c3c1 g1h2 c1h1","r":504,"t":"endgame mate mateIn2 operaMate short"},{"i":"LaxIM","f":"4r2k/7p/Q5p1/8/5b2/2P5/PP3PP1/3Rq2K w - - 1 29","m":"d1e1 e8e1 a6f1 e1f1","r":419,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LbNda","f":"r7/8/8/8/2R5/1p3k2/P7/5K2 w - - 0 47","m":"a2b3 a8a1 c4c1 a1c1","r":467,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LbwIe","f":"6k1/2R3p1/4p3/4P1p1/1p3p2/4P3/rP3PPP/6K1 w - - 0 32","m":"c7c2 a2a1 c2c1 a1c1","r":507,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LcC83","f":"4R3/R5bp/1p4pk/8/8/1P6/P1P2r2/1K6 w - - 1 39","m":"e8e7 f2f1 e7e1 f1e1","r":475,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LcToQ","f":"4bk2/6pp/p4p2/r2B4/4P3/1P6/5PPP/2R3K1 w - - 0 30","m":"c1c8 a5a1 c8c1 a1c1","r":428,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"LcVym","f":"r1b3k1/ppp2qpp/8/2B2p2/7P/P1b5/5KP1/3Q3R b - - 3 28","m":"b7b6 d1d8 f7e8 d8e8","r":451,"t":"mate mateIn2 middlegame short"},{"i":"Lcgb2","f":"8/8/R3p3/4P3/2PQ4/3P1k2/2r3bP/6K1 w - - 5 37","m":"d4h4 c2c1 h4e1 c1e1","r":552,"t":"endgame mate mateIn2 short"},{"i":"LctEn","f":"5k2/5p2/7R/1p2p3/4P3/8/Pr3PPP/3R2K1 w - - 0 25","m":"d1d5 b2b1 d5d1 b1d1","r":483,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Ld7xd","f":"5r1k/3R2pp/8/5Q2/3pp3/4P2P/3q1PP1/5RK1 b - - 0 33","m":"f8f5 d7d8 f5f8 d8f8","r":553,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"LdHu9","f":"8/2q1k3/4p3/1Q1p4/1P6/P2P2bP/6BK/8 w - - 0 33","m":"h2h1 c7c1 g2f1 c1f1","r":486,"t":"endgame mate mateIn2 short"},{"i":"LdctZ","f":"3r2k1/p4p1p/1pR3p1/2p1B3/4n3/1P2P2P/P4PPK/8 b - - 3 33","m":"d8d7 c6c8 d7d8 c8d8","r":542,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Ldd7V","f":"4R1bk/7p/5p1P/5Pp1/p4rP1/Pp3B2/1P6/1K6 w - - 1 39","m":"f3d5 f4f1 e8e1 f1e1","r":463,"t":"endgame mate mateIn2 short"},{"i":"LdhED","f":"3r4/1k5p/2b3p1/2Q5/8/6P1/5P1P/6K1 w - - 1 36","m":"h2h4 d8d1 g1h2 d1h1","r":592,"t":"endgame mate mateIn2 operaMate short"},{"i":"Ldtxp","f":"2kr4/ppp1R1pp/8/8/3r4/8/PP3PPP/R5K1 w - - 2 22","m":"e7g7 d4d1 a1d1 d8d1","r":458,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Le1l9","f":"4r1k1/1p3ppp/2p5/p3qb2/2PP3Q/8/P4PPP/R2Rr1K1 w - - 1 29","m":"d1e1 e5e1 a1e1 e8e1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LeFKq","f":"8/4kpb1/p1r1pNpp/4P3/8/3r4/P4PPP/3R2K1 w - - 0 28","m":"d1d3 c6c1 d3d1 c1d1","r":424,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LeVJQ","f":"3r2k1/p4pp1/7p/8/8/1Pq2Q2/P4PPP/6K1 w - - 0 29","m":"f3c3 d8d1 c3e1 d1e1","r":459,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"LfG4E","f":"6k1/5p1p/r2pb1p1/8/P2B4/8/1RP2PPP/6K1 b - - 2 22","m":"a6a4 b2b8 e6c8 b8c8","r":429,"t":"endgame mate mateIn2 short"},{"i":"LfJ69","f":"8/p1R5/kp1r4/5p2/P1P5/1P3P1p/3B3P/7K w - - 2 36","m":"d2c3 d6d1 c3e1 d1e1","r":403,"t":"endgame mate mateIn2 short"},{"i":"LfLtu","f":"3r3k/1p5p/5p2/2B1p3/5p2/NPP5/P2r1PPP/R5K1 w - - 3 26","m":"c5b4 d2d1 a1d1 d8d1","r":553,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LfpU7","f":"5r1k/5Npp/p7/6P1/3p2n1/1R4K1/5p1P/8 b - - 1 53","m":"f8f7 b3b8 f7f8 b8f8","r":529,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LfzaH","f":"2r4k/pp2r1pp/3R1p2/8/1P6/P7/1B6/R5K1 b - - 0 36","m":"c8c2 d6d8 e7e8 d8e8","r":460,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LgyXY","f":"1k6/ppp5/4Bp2/2p1p3/P3Pq2/2PP1Nr1/1P5Q/1K6 b - - 7 38","m":"f4f3 h2h8 g3g8 h8g8","r":540,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LhKcM","f":"3r1b2/5pkp/p1r1pNp1/8/1P6/P7/R4PPP/3R2K1 w - - 7 27","m":"d1d8 c6c1 d8d1 c1d1","r":458,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LhSFE","f":"6Q1/1bk1r3/1p6/pB5p/P1Pp4/6PP/1P3P2/2R1q1K1 w - - 3 30","m":"c1e1 e7e1 g1h2 e1h1","r":497,"t":"endgame mate mateIn2 operaMate short"},{"i":"LhgYN","f":"1r4k1/3R1pp1/1Q2p2p/p3b3/q3B3/2P3P1/PP3P1P/2B3K1 b - - 0 34","m":"b8b6 d7d8 a4e8 d8e8","r":554,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LhhWW","f":"4kr2/pp1bB3/3Pp3/2p5/2Pp4/8/PPr5/4K1R1 b - - 1 35","m":"f8f7 g1g8 f7f8 g8f8","r":471,"t":"endgame mate mateIn2 operaMate short"},{"i":"Lhq9g","f":"3r1rk1/R4ppp/4p3/Qp6/4B3/8/5PPP/1R1q2K1 w - - 1 23","m":"b1d1 d8d1 a5e1 d1e1","r":466,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Lixwq","f":"2rQ2k1/pb3pp1/1pq1p2p/8/8/7P/PP4P1/1B1R3K b - - 4 35","m":"c8d8 d1d8 c6e8 d8e8","r":439,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Lj76n","f":"8/2R2ppk/p2Np2p/1p2P3/1r6/4B3/5PPP/6K1 w - - 0 32","m":"c7f7 b4b1 e3c1 b1c1","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LjCp8","f":"1b3r1k/p3R1pp/2B5/P3p3/3r4/2K5/7P/8 b - - 2 36","m":"f8f2 e7e8 f2f8 e8f8","r":592,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"LjJfM","f":"7k/p3r1p1/7p/1R6/1P2B3/2P2P1P/P2r4/6K1 b - - 0 39","m":"d2a2 b5b8 e7e8 b8e8","r":444,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LjQ3C","f":"r3r1k1/ppp1qppp/3p1n2/3P4/2P2B2/2P2n2/P4PPP/R2QR1K1 w - - 0 15","m":"d1f3 e7e1 a1e1 e8e1","r":592,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"LjSBH","f":"r4rk1/p4ppp/4pR2/3p4/1q1P2Q1/8/PPp3PP/R1B4K w - - 1 19","m":"a2a3 b4e1 f6f1 e1f1","r":453,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"LjbHq","f":"5k2/7p/1p1P2p1/p4q2/2Q5/P3PpP1/5P1P/6K1 w - - 0 39","m":"c4c7 f5b1 c7c1 b1c1","r":543,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"Ljwzl","f":"2b1r1k1/4qp1p/1p1p2p1/pPnP4/P2Q1P2/8/3B1NPP/1R4K1 w - - 4 27","m":"b1e1 e7e1 d2e1 e8e1","r":537,"t":"backRankMate master masterVsMaster mate mateIn2 middlegame short"},{"i":"Lk5AY","f":"r1b1r1k1/pp3pp1/7p/4P3/8/P6P/1PB2PP1/3R1RK1 b - - 0 20","m":"e8e5 d1d8 e5e8 d8e8","r":508,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LkVgc","f":"4r1k1/pp3ppp/8/8/8/5P2/PP3qPP/5R1K w - - 0 27","m":"f1f2 e8e1 f2f1 e1f1","r":448,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Lkjfj","f":"Q5k1/5p1p/1n1p2p1/2pP4/4PP2/2B4P/R5PK/1q6 b - - 0 30","m":"b6a8 a2a8 b1b8 a8b8","r":517,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LkzRr","f":"r3r1k1/5p2/p4R1p/1p6/8/8/PPbR2PP/7K w - - 0 25","m":"d2c2 e8e1 f6f1 e1f1","r":436,"t":"backRankMate endgame master mate mateIn2 rookEndgame short"},{"i":"LlOKn","f":"2kr4/ppp2pp1/5n1p/nQq5/2b5/5N2/P4PPP/RN4K1 w - - 0 20","m":"b5c5 d8d1 f3e1 d1e1","r":556,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Llsyv","f":"4r1k1/1p3ppp/4P3/2p1p3/1n6/1P5P/4BPP1/1K1R4 b - - 0 22","m":"e8e6 d1d8 e6e8 d8e8","r":460,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LmEBq","f":"3r2k1/5pp1/PR5p/1P6/Q1p5/q3P3/3r1PPP/1R4K1 w - - 6 37","m":"a4a3 d2d1 b1d1 d8d1","r":570,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"LmL2q","f":"2r3k1/6pp/p3p1b1/1pq1BP2/8/6Q1/PP6/K1rR2R1 w - - 1 33","m":"d1c1 c5c1 g1c1 c8c1","r":514,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"LmdBS","f":"5rk1/pQ2pr1p/2p3p1/P2pN3/8/8/1P4PP/3RRq1K w - - 2 25","m":"e1f1 f7f1 d1f1 f8f1","r":460,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LnP0g","f":"2kr1bnr/5Bp1/p2q3p/1p2n3/8/2PN1Q2/PP3PPP/R1B3K1 w - - 1 21","m":"d3e5 d6d1 f3d1 d8d1","r":547,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"LnPku","f":"1Q6/1p3ppk/4b2p/5n2/8/P1r5/1P1q1PPP/3R2K1 w - - 2 27","m":"d1d2 c3c1 d2d1 c1d1","r":564,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Lnp52","f":"2Q1r1k1/3q1p1p/6p1/1p2B3/3P4/P1R1P2P/5PK1/2R5 b - - 0 29","m":"e8c8 c3c8 d7c8 c1c8","r":473,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Lo5u9","f":"6k1/5ppp/5n2/1pP5/1r6/4P1P1/1P1R3P/6K1 b - - 0 33","m":"b4c4 d2d8 f6e8 d8e8","r":570,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LoL2r","f":"5r1k/p1p2Pp1/1p5p/8/3KRb2/1N1B3P/PPP5/3q4 b - - 1 29","m":"f8f7 e4e8 f7f8 e8f8","r":439,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LofGS","f":"2k5/ppp4b/2p1q3/3nN2p/3P2p1/P5P1/1P3Q1P/2B3K1 b - - 4 33","m":"h7e4 f2f8 e6e8 f8e8","r":583,"t":"endgame mate mateIn2 short"},{"i":"Lorrt","f":"2r5/ppr1kp1p/3R1p2/4pN2/4n3/2P5/P4PPP/3R2K1 b - - 13 21","m":"e7f8 d6d8 c8d8 d1d8","r":496,"t":"endgame mate mateIn2 short"},{"i":"LoyiR","f":"5r2/pQ2Rpkp/3P2p1/8/6nP/2r5/P4PP1/6K1 w - - 1 26","m":"d6d7 c3c1 e7e1 c1e1","r":526,"t":"endgame mate mateIn2 short"},{"i":"LpF11","f":"6k1/5p1p/p2R2pP/2p3P1/P1P2PK1/1P4B1/4r1b1/6b1 b - - 2 43","m":"e2e3 d6d8 e3e8 d8e8","r":457,"t":"endgame mate mateIn2 short"},{"i":"LpTM8","f":"6r1/8/4Pk2/1ppp3R/8/8/PPP5/1K6 w - - 2 43","m":"h5d5 g8g1 d5d1 g1d1","r":502,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LpW4Z","f":"3r2k1/5pB1/p5pp/8/4q3/2P5/PP4PP/4R2K w - - 0 32","m":"e1e4 d8d1 e4e1 d1e1","r":453,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LpawW","f":"4r1rk/1bp2p1Q/5Pp1/p1p1P3/4q3/PP3R2/1BP3PP/5RK1 b - - 0 30","m":"h8h7 f3h3 e4h4 h3h4","r":595,"t":"mate mateIn2 middlegame short"},{"i":"Lphto","f":"3r2k1/5p1p/p4p1B/1r3P2/1p5P/8/PP5K/2R5 b - - 1 30","m":"d8d3 c1c8 d3d8 c8d8","r":551,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Lpi5h","f":"4r1k1/p4pp1/7p/3P4/6P1/2B4P/PP1R4/K7 w - - 3 40","m":"d5d6 e8e1 d2d1 e1d1","r":410,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Lpk3R","f":"5kr1/p2pP3/1p1B3p/2pb2p1/8/8/PPP3PP/5RK1 b - - 0 24","m":"f8e8 f1f8 g8f8 e7f8q","r":558,"t":"advancedPawn endgame mate mateIn2 promotion short"},{"i":"LpvAW","f":"r2r3k/pp4pp/2p5/7b/3BPRn1/1B6/PPP3PP/5RK1 b - - 8 25","m":"d8d4 f4f8 a8f8 f1f8","r":475,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Lq3kg","f":"r2k4/2R4p/1p1Pp1p1/pN3pP1/Pn5P/4r3/1P1R4/1K6 w - - 2 43","m":"c7h7 e3e1 d2d1 e1d1","r":495,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"LqMj1","f":"6k1/5ppp/4p3/3p4/5r2/1N5P/R5PK/8 b - - 0 42","m":"f4b4 a2a8 b4b8 a8b8","r":438,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Lqcmv","f":"2RR1bk1/5pp1/6p1/1p6/1P2r3/2P3P1/6r1/1K6 b - - 2 35","m":"g2g3 d8f8 g8h7 f8h8","r":549,"t":"endgame mate mateIn2 short"},{"i":"Lr4sD","f":"1k6/1p6/p1p2qn1/2Q1p3/3p1P2/8/PPPB4/2K5 w - - 0 30","m":"f4e5 f6f1 d2e1 f1e1","r":591,"t":"endgame mate mateIn2 short"},{"i":"LrBo8","f":"4r1k1/pp3ppp/2p5/4n3/5N2/1P2P2P/2P1K1P1/3R4 b - - 0 21","m":"e8e7 d1d8 e7e8 d8e8","r":442,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LrDF0","f":"8/6pk/5p2/p2P4/P2R4/1r6/5PPP/6K1 w - - 0 37","m":"d5d6 b3b1 d4d1 b1d1","r":435,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LrTXU","f":"rB4k1/3q1ppp/p3p3/8/Q3P3/8/1P3PPP/2R3K1 b - - 0 23","m":"d7a4 c1c8 a4e8 c8e8","r":476,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LriHB","f":"4r3/pRpk2p1/8/5PB1/6p1/n2r4/P4PPP/4R1K1 w - - 1 23","m":"e1e8 d3d1 e8e1 d1e1","r":564,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LrkLz","f":"3r3k/p5pp/1q4p1/8/4R3/8/4Q1KP/8 b - - 5 39","m":"a7a5 e4e8 d8e8 e2e8","r":559,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ls9Vq","f":"3r2k1/5ppp/8/2R1p3/1P6/7P/2p2PP1/6K1 b - - 1 34","m":"d8d2 c5c8 d2d8 c8d8","r":557,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LsGAl","f":"4rnk1/p6p/2p3p1/1pN5/8/2P4P/PP1r1PPB/4R1K1 w - - 0 26","m":"e1e8 d2d1 e8e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LsRdb","f":"1r6/6k1/7p/2R3p1/4Bp2/5P2/5PPP/1q4K1 w - - 0 46","m":"e4b1 b8b1 c5c1 b1c1","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LsTuE","f":"6k1/2p2ppp/8/N2p4/q2P4/8/1PPn1PPP/3Q2K1 w - - 2 22","m":"d1d2 a4a1 d2c1 a1c1","r":546,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LskuV","f":"4r1k1/pb4pp/1pp5/3pr3/2P2p2/1P2PB2/P2R1PPP/3R2K1 w - - 0 23","m":"e3f4 e5e1 d1e1 e8e1","r":453,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LsmQ8","f":"r2r4/3qkp1p/n4ppN/p7/PpR3Q1/1P2P3/5PPP/2R3K1 w - - 0 24","m":"g4g3 d7d1 c1d1 d8d1","r":552,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"Lsme9","f":"r3r1k1/1b3ppp/p7/1p1p4/3Nnq2/P1PB1P1P/1P2Q1P1/R3R1K1 b - - 0 20","m":"e4g5 e2e8 a8e8 e1e8","r":541,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Lsort","f":"3r2k1/5ppp/2n5/2r5/P3P3/5N2/5PPP/2R3K1 w - - 0 30","m":"c1c5 d8d1 f3e1 d1e1","r":526,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LsswW","f":"2q3k1/5pbp/p3p1p1/1p1p4/1P6/P6Q/4rPPP/4R1K1 w - - 0 31","m":"e1e2 c8c1 e2e1 c1e1","r":444,"t":"endgame mate mateIn2 short"},{"i":"LtA97","f":"1k6/3q4/p7/1pP1p2p/1Q2P1p1/4B3/5PPP/6K1 w - - 0 35","m":"b4c3 d7d1 c3e1 d1e1","r":400,"t":"endgame mate mateIn2 short"},{"i":"LtuHL","f":"1r2k2r/3n1p1p/b3pPp1/p7/PB1Pq3/2Q5/5RPP/2R3K1 b k - 2 25","m":"b8b4 c3c8 a6c8 c1c8","r":541,"t":"mate mateIn2 middlegame sacrifice short"},{"i":"Lu56t","f":"8/5pk1/6p1/r6p/7P/4PpP1/5P2/2R2K2 w - - 2 43","m":"c1c3 a5a1 c3c1 a1c1","r":469,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"LuMnn","f":"8/6pk/R7/6Np/6p1/8/5K2/1r6 b - - 3 50","m":"h7g8 a6a8 b1b8 a8b8","r":439,"t":"endgame master mate mateIn2 short"},{"i":"LuhR8","f":"2r3k1/5ppp/p7/1p1bp3/1P6/P3PPq1/3QN1P1/3R1K2 b - - 1 34","m":"d5c4 d2d8 c8d8 d1d8","r":524,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Lum4b","f":"b1q2k2/p2p1p1p/1p1b1npN/6Q1/1P6/P3R1P1/5P1P/6K1 w - - 2 27","m":"g5f6 c8c1 e3e1 c1e1","r":423,"t":"endgame mate mateIn2 short"},{"i":"LvA16","f":"r1b3k1/pp3ppp/2p4n/2n1rq2/4N2P/2N5/PPPQ2P1/2KR1B1R b - - 5 17","m":"c5e4 d2d8 e5e8 d8e8","r":547,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Lw1wd","f":"5r1k/6pp/2p5/8/8/2P4P/5QP1/4R2K b - - 0 35","m":"f8f2 e1e8 f2f8 e8f8","r":421,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Lw4ve","f":"2r2qk1/1R1R1bpp/p4p2/4p3/1p2P3/6Q1/5PPP/6K1 w - - 2 39","m":"g3h3 c8c1 d7d1 c1d1","r":470,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Lwcf4","f":"3r3k/pp2r1pp/8/2p1q1P1/2P1P2P/1P4Q1/P4RB1/5R1K b - - 0 37","m":"e5g3 f2f8 d8f8 f1f8","r":531,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LwnK6","f":"r3r1k1/pp3pb1/3p2pp/8/2B5/1Pp2pPQ/P1Pq4/1K1R2BR w - - 2 21","m":"d1d2 e8e1 d2d1 e1d1","r":575,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"LwtKx","f":"4r1k1/1p3pp1/p3b1p1/3p4/3N4/2P3P1/PP3P1P/4R1K1 w - - 0 21","m":"g1f1 e6h3 f1g1 e8e1","r":520,"t":"deflection discoveredAttack endgame mate mateIn2 pillsburysMate short"},{"i":"LwyPS","f":"3R4/5pkp/R5p1/8/2p2b1P/2r2P2/P5P1/7K w - - 3 35","m":"d8d7 c3c1 d7d1 c1d1","r":487,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LxRt7","f":"2k1r3/ppp2p2/2p4p/4rN2/4Rnp1/8/PPP2PPP/R5K1 w - - 0 24","m":"e4f4 e5e1 a1e1 e8e1","r":531,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Lxtuf","f":"2r3k1/pppR1ppp/8/8/2P5/2P2P2/P3rP1P/2KR4 b - - 3 20","m":"e2f2 d7d8 c8d8 d1d8","r":530,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LyLGp","f":"5r1k/pb4bp/6p1/2Rn1q2/2NP4/2P3Q1/PP1B2PP/4R2K w - - 0 35","m":"c4e5 f5f1 e1f1 f8f1","r":515,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"LyXQt","f":"1r4k1/6pp/4Rp2/p1Bp4/1PbP4/5P2/6PP/7K w - - 0 35","m":"b4a5 b8b1 e6e1 b1e1","r":572,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LyZIl","f":"rQ4k1/p4ppp/3R4/4p3/4n3/P3BqP1/1PP2P1P/2KR4 b - - 0 22","m":"a8b8 d6d8 b8d8 d1d8","r":531,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LyZa8","f":"2nr2k1/ppqr1ppp/2p1p3/PP1P4/2P5/5BP1/4QPP1/R3R1K1 b - - 0 23","m":"e6d5 e2e8 d8e8 e1e8","r":533,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"LycON","f":"1r4k1/R4ppp/P3p3/3pn3/8/P5PP/5PK1/8 b - - 0 26","m":"b8b6 a7a8 b6b8 a8b8","r":535,"t":"backRankMate endgame mate mateIn2 short"},{"i":"LyeCM","f":"4r1k1/pp3p1p/5Bp1/8/8/3R4/q1P1QP1P/5K2 b - - 1 27","m":"e8e2 d3d8 e2e8 d8e8","r":568,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"LyyOC","f":"2r3k1/5ppp/4p3/2R5/R7/6P1/5P1P/6K1 b - - 0 30","m":"c8c5 a4a8 c5c8 a8c8","r":428,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Lz6Ig","f":"6k1/pp1r1ppp/8/3pBn2/3Pq3/P3P2P/1PrQ1P2/K1R4R b - - 10 23","m":"c2d2 c1c8 d7d8 c8d8","r":544,"t":"mate mateIn2 middlegame short"},{"i":"LzHO8","f":"2r3k1/7p/p2p2p1/3P1p2/5P2/4q3/1P4PP/4R2K w - - 0 31","m":"e1e3 c8c1 e3e1 c1e1","r":464,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"LzOfg","f":"2Q3k1/5ppp/p7/8/5B2/3q2Pb/5r1P/2R3K1 b - - 0 38","m":"h3c8 c1c8 d3d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Lzh9W","f":"3r2k1/pp3rpp/1q3b2/2BQ4/8/P1PP4/1P3PPP/R3R1K1 b - - 0 20","m":"d8d5 e1e8 f7f8 e8f8","r":561,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"LzwlL","f":"1k6/ppp2p2/5p2/6n1/7R/2P4p/PKPr1r2/2R5 b - - 1 29","m":"h3h2 h4h8 d2d8 h8d8","r":575,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M0OKg","f":"5bk1/p5pp/6b1/Q1pNp3/2P3q1/3P2P1/2P3BP/7K w - - 0 32","m":"a5d8 g4d1 g2f1 d1f1","r":469,"t":"endgame mate mateIn2 short"},{"i":"M0Rzm","f":"2r3k1/pb1nrpp1/1p2p2p/1N2P3/6Q1/P7/BP3PPP/2q1R1K1 w - - 0 21","m":"e1c1 c8c1 g4d1 c1d1","r":542,"t":"mate mateIn2 middlegame short"},{"i":"M0ZFO","f":"6k1/5ppp/1p6/p7/3P4/4QPPP/q3rP2/2R3K1 b - - 0 28","m":"e2e3 c1c8 e3e8 c8e8","r":476,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"M0dnO","f":"8/1k4bp/p2R2p1/2p2p2/5P2/8/PPP1rBPP/1K6 w - - 1 29","m":"f2c5 e2e1 d6d1 e1d1","r":459,"t":"endgame master mate mateIn2 short"},{"i":"M10Te","f":"6k1/5pp1/1p5p/p7/2Pbn3/qP4B1/P1Q2PPP/6K1 w - - 0 26","m":"c2e4 a3c1 e4e1 c1e1","r":537,"t":"endgame mate mateIn2 short"},{"i":"M17v2","f":"3rr2k/p5pp/5p2/p1p2Q2/8/P1B5/1PP2PPP/5qK1 w - - 0 27","m":"g1f1 d8d1 c3e1 d1e1","r":590,"t":"endgame mate mateIn2 short"},{"i":"M1CQg","f":"6k1/5p1p/3Nn1p1/P3b3/1r2p2B/4P2P/5PP1/3R2K1 w - - 1 31","m":"d1d5 b4b1 d5d1 b1d1","r":428,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"M1Y3a","f":"r5k1/5q2/p2r2p1/n5B1/8/P6Q/2P3PP/5R1K w - - 0 31","m":"f1f7 d6d1 f7f1 d1f1","r":579,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M1nDo","f":"5r1k/7p/6pP/p5p1/3p4/3PbP2/P1P1rN1R/1R4K1 b - - 5 35","m":"f8f3 b1b8 f3f8 b8f8","r":437,"t":"endgame mate mateIn2 short"},{"i":"M2Iig","f":"4r1k1/p3q1pp/1p1b1p2/3P4/1P1Q4/P6P/1B3PP1/3R2K1 w - - 1 21","m":"d4g4 e7e1 d1e1 e8e1","r":524,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"M2O82","f":"3r2k1/5pp1/7p/PP6/3r4/6B1/5PPP/1R4K1 w - - 1 47","m":"a5a6 d4d1 b1d1 d8d1","r":561,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M2Rk3","f":"7k/6R1/p3N2p/1p6/8/1Brn4/P5PP/6K1 w - - 1 32","m":"g7a7 c3c1 b3d1 c1d1","r":451,"t":"endgame mate mateIn2 short"},{"i":"M2dUk","f":"Br3bk1/p4ppp/3p4/3Qn3/8/P7/2P3PP/Rq5K w - - 5 23","m":"a1b1 b8b1 d5d1 b1d1","r":511,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M2hWn","f":"4rrk1/pp4p1/2p4p/2np4/3Q1P2/2N2BPb/PPP2R1P/R3q1K1 w - - 7 22","m":"a1e1 e8e1 f2f1 e1f1","r":570,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"M2kaM","f":"r6k/2R3pp/2p5/2b5/B4P2/2P4P/Pr3P2/5RK1 b - - 0 27","m":"a8a4 c7c8 c5f8 c8f8","r":565,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"M2kwM","f":"8/p4k1p/3p1b2/3P1p2/1r2nP2/p3P2B/P1R3RP/6K1 w - - 22 41","m":"h3f5 b4b1 c2c1 b1c1","r":591,"t":"endgame mate mateIn2 short"},{"i":"M2sDY","f":"3r1rk1/p1p3pp/b7/2P5/4qp2/8/PPP2PPP/R1B1R1K1 w - - 0 17","m":"e1e4 d8d1 e4e1 d1e1","r":572,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M31Wh","f":"5rk1/Bp3ppp/q7/8/2NP4/4P3/2Q2PPP/6K1 w - - 1 25","m":"a7c5 a6a1 c2b1 a1b1","r":526,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M37kL","f":"1b2r1k1/4qppp/1pQ5/8/8/2P4P/PP3PP1/3RrRK1 w - - 5 24","m":"f1e1 e7e1 d1e1 e8e1","r":484,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"M3nyK","f":"3N2k1/5pp1/3Qp1q1/pB6/P7/4P1pb/6R1/6K1 w - - 0 35","m":"b5c6 g6b1 d6d1 b1d1","r":534,"t":"endgame mate mateIn2 short"},{"i":"M48CV","f":"1k6/pp1r1p2/3P4/5N1p/P5P1/1P3P2/1K2R3/7r b - - 2 42","m":"h5g4 e2e8 d7d8 e8d8","r":504,"t":"endgame master mate mateIn2 short"},{"i":"M4sYb","f":"r1b1r1k1/pp3ppp/2p5/6P1/5P2/1P2Q2P/PBP5/2KR3R b - - 0 21","m":"e8e3 d1d8 e3e8 d8e8","r":453,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"M5Han","f":"6k1/p4pp1/5n1p/8/Pr6/5PP1/2B2P2/3R2K1 b - - 2 31","m":"b4b7 d1d8 f6e8 d8e8","r":430,"t":"endgame master mate mateIn2 short"},{"i":"M5OAJ","f":"5rk1/pbn3p1/1p3q2/3pR2Q/8/2N3B1/PPP3PP/4b2K w - - 0 24","m":"e5e1 f6f1 e1f1 f8f1","r":514,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"M5bcZ","f":"3r2k1/pp3pp1/3q3p/8/1P6/P7/5PPP/Q2r1RK1 w - - 0 24","m":"f1d1 d6d1 a1d1 d8d1","r":512,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M5o88","f":"3r2k1/1pp3pp/p4p2/4p3/2P1q3/1PQP4/1P4PP/3R3K w - - 0 26","m":"d3e4 d8d1 c3e1 d1e1","r":417,"t":"backRankMate endgame hangingPiece mate mateIn2 queenRookEndgame short"},{"i":"M5uFL","f":"3rq2k/p2Q2pp/1p6/2p5/5R2/2P1P2P/P5P1/5RK1 b - - 0 29","m":"e8d7 f4f8 d8f8 f1f8","r":533,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"M5xis","f":"2r1R1k1/pp1b1ppp/8/3p1P2/3q4/1B2R1P1/PP2Q1PK/2r5 b - - 2 29","m":"d7e8 e3e8 c8e8 e2e8","r":494,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"M6Bth","f":"6k1/7p/1R3Kp1/5p1r/5P2/2r5/6P1/8 b - - 3 32","m":"h5h2 b6b8 c3c8 b8c8","r":479,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"M6fQy","f":"3rR2k/p5p1/1p3q1p/8/3p1P2/3B2Pb/PPP4P/2K1R3 b - - 1 28","m":"d8e8 e1e8 f6f8 e8f8","r":435,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"M6stJ","f":"8/p1p3kp/7r/1P1P4/PB2pP1q/4P1b1/4Q2P/6RK w - - 2 38","m":"b4e1 h4h2 e2h2 h6h2","r":579,"t":"endgame mate mateIn2 operaMate short"},{"i":"M7K99","f":"rnbr2k1/4Np2/2pbp2p/qp6/3P4/3QP3/1PB2PPP/2R2RK1 b - - 2 20","m":"d6e7 d3h7 g8f8 h7h8","r":586,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"M7f6g","f":"4r2k/p2q1p2/1p1pr2p/3R1NpQ/P1P5/1P6/5PPP/3R2K1 w - - 8 30","m":"f5h6 e6e1 d1e1 e8e1","r":544,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"M7hlg","f":"4r1k1/1p3ppp/p7/8/8/P3Q3/1PP3PP/3R3K b - - 0 29","m":"e8e3 d1d8 e3e8 d8e8","r":523,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"M7oaL","f":"2r3k1/p3bpp1/4bp1p/3p4/3P4/3Q1N1P/nq2NPP1/1B3RK1 b - - 1 18","m":"a2b4 d3h7 g8f8 h7h8","r":579,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"M7sfn","f":"r5k1/pp2R1p1/6Bp/3p2B1/8/6P1/PP4br/1K2R3 b - - 1 28","m":"h6g5 e7e8 a8e8 e1e8","r":559,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"M80lZ","f":"6k1/5p1p/p3pp2/1p1r3N/5PP1/P1b1P3/7P/2R3K1 b - - 2 28","m":"c3b2 c1c8 d5d8 c8d8","r":550,"t":"endgame mate mateIn2 short"},{"i":"M84rv","f":"r5k1/5ppp/8/3pr3/1p6/8/PP1q1PPP/2R2QK1 b - - 3 22","m":"a8a2 c1c8 e5e8 c8e8","r":460,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M87gi","f":"5k2/4bpp1/4p2p/p2p4/q1pP4/2P1PP2/2B3PP/1Q4K1 b - - 2 33","m":"a4a3 b1b8 e7d8 b8d8","r":400,"t":"endgame mate mateIn2 short"},{"i":"M8KQJ","f":"4r2k/1pp3pp/1p6/8/4Q3/2P4P/1P4P1/1K1R4 b - - 0 28","m":"e8e4 d1d8 e4e8 d8e8","r":473,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"M8Oep","f":"3r2kr/p4ppp/8/Q2n1p1b/3P2q1/2P5/PPKBN2P/RN2b3 b - - 1 25","m":"g4e2 a5d8 e2e8 d8e8","r":575,"t":"fork hangingPiece mate mateIn2 middlegame short"},{"i":"M8UlJ","f":"6k1/p4p2/1p3Bq1/4P2p/2p3bP/2PR2p1/4Q1P1/6K1 b - - 0 42","m":"g4e2 d3d8 g8h7 d8h8","r":544,"t":"endgame mate mateIn2 operaMate short"},{"i":"M8bql","f":"r3r1k1/p3qp1p/1p1p2p1/8/1PP5/5Q2/P2R1PPP/5RK1 w - - 0 25","m":"f1d1 e7e1 d1e1 e8e1","r":442,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"M8nXu","f":"2q3k1/p4rpp/3BR3/1p1p4/1P1P1P2/6P1/2Q1N1KP/8 b - - 0 36","m":"c8c2 e6e8 f7f8 e8f8","r":549,"t":"endgame mate mateIn2 operaMate short"},{"i":"M8sMc","f":"r5k1/p1p2ppp/6n1/2p1q3/3p4/P5NP/5PQ1/7K b - - 12 37","m":"g6h4 g2a8 e5e8 a8e8","r":527,"t":"endgame hangingPiece mate mateIn2 short"},{"i":"M99a6","f":"r5k1/5ppp/2r5/8/P3N3/8/6PP/1R4K1 b - - 2 33","m":"a8a4 b1b8 c6c8 b8c8","r":438,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M9KNt","f":"r4r1k/p5pp/1p6/3B4/Q4q2/8/PP3RPP/5RK1 b - - 0 26","m":"f4a4 f2f8 a8f8 f1f8","r":529,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M9a2h","f":"6k1/5ppp/p7/8/8/1P1R4/P1KNr1PP/5q2 b - - 11 33","m":"f1g2 d3d8 e2e8 d8e8","r":561,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M9bnG","f":"7k/2r3p1/7p/2Npp3/4P3/4R3/5PPP/6K1 w - - 1 35","m":"c5e6 c7c1 e3e1 c1e1","r":545,"t":"backRankMate endgame mate mateIn2 short"},{"i":"M9dzy","f":"5rk1/p7/1pp5/4b1p1/6Q1/P4r1P/1P4P1/2Rq3K w - - 0 31","m":"c1d1 f3f1 d1f1 f8f1","r":590,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MAD5X","f":"5qrk/ppp2p2/1b1p1PrB/4p2Q/4P2R/P5P1/1PP3KP/4R3 b - - 0 30","m":"g6h6 h5h6 f8h6 h4h6","r":443,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MAROD","f":"r3Q2k/ppq3pp/n1p2r2/8/7P/2N3P1/PP3P2/3RR1K1 b - - 1 25","m":"a8e8 e1e8 f6f8 e8f8","r":526,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MB1JM","f":"2r3k1/p4ppp/1p6/3R4/n4r2/2P5/P4PBP/3R2K1 b - - 2 23","m":"a4c3 d5d8 c8d8 d1d8","r":493,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MBPJm","f":"r4r1k/ppp1q1pp/2n5/3Q4/6b1/1BNP4/PPP2bPP/R1B2RK1 w - - 0 16","m":"f1f2 e7e1 f2f1 e1f1","r":569,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MBajm","f":"6k1/2pqR1pp/1p4r1/p7/P2p4/1P1P3P/2P1Q1P1/7K b - - 1 32","m":"d7c6 e7e8 c6e8 e2e8","r":575,"t":"endgame mate mateIn2 short"},{"i":"MBn1t","f":"8/2R3Np/5p2/3b2k1/1r6/6P1/5P1P/6K1 w - - 1 40","m":"g7e8 b4b1 c7c1 b1c1","r":425,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MBsnu","f":"4r1k1/5ppp/1R6/p1p5/P1K5/P2P1P2/5r1P/4R3 b - - 0 32","m":"e8e1 b6b8 e1e8 b8e8","r":451,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MCdfX","f":"8/5pk1/P6p/6p1/1Pr5/5P2/3R2PP/7K w - - 0 44","m":"a6a7 c4c1 d2d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MCeb1","f":"QR4k1/p2nrp2/6pB/3p2Np/8/6P1/P1B2q1P/7K b - - 0 31","m":"d7b8 a8b8 e7e8 b8e8","r":537,"t":"mate mateIn2 middlegame short"},{"i":"MCnk7","f":"1r2R2k/6pp/8/p1qp4/6P1/5P2/7P/4R2K b - - 0 37","m":"b8e8 e1e8 c5f8 e8f8","r":579,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"MCqBu","f":"5q1k/pr4pp/2n5/2Q5/3n4/8/PP3PPP/3RR2K b - - 0 24","m":"f8c5 e1e8 c5f8 e8f8","r":534,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MCsPK","f":"2k5/ppp1q3/5p2/8/2Qb3p/8/PPP3PP/1K6 w - - 0 26","m":"c4d4 e7e1 d4d1 e1d1","r":420,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"MCxNk","f":"3r2k1/1p1qbppp/p7/4p2n/3QN3/7P/PP3PPB/2R3K1 w - - 0 20","m":"d4e5 d7d1 c1d1 d8d1","r":449,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"MD4S8","f":"2r4k/5Rp1/1Pr4p/P7/5n2/Q7/5PPP/5qK1 w - - 0 36","m":"g1f1 c6c1 a3c1 c8c1","r":548,"t":"endgame mate mateIn2 short"},{"i":"MD4WZ","f":"1r4k1/2p2pp1/1r5p/3P1b2/7P/q4N2/PP1R1PP1/K6R w - - 0 31","m":"b2a3 b6b1 h1b1 b8b1","r":452,"t":"endgame mate mateIn2 operaMate short"},{"i":"MDP0X","f":"1k6/ppp1b3/5p2/1P2p2p/P2pP3/3P2q1/2P4N/R5RK b - - 1 29","m":"g3e3 g1g8 e7d8 g8d8","r":525,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MDWc1","f":"r5k1/1R2pp1p/6p1/P7/3B4/4P1P1/2r2P1P/6K1 b - - 0 26","m":"a8a5 b7b8 c2c8 b8c8","r":403,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MDk4D","f":"3r1k2/5p2/3R1Pp1/3P3p/P7/1P5P/2R3PK/3r4 b - - 0 36","m":"d8d6 c2c8 d6d8 c8d8","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"MDptT","f":"2r3k1/5ppp/8/3p1q2/1p2n3/4Q1B1/1P3PPP/4R1K1 b - - 0 27","m":"e4g3 e3e8 c8e8 e1e8","r":502,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"MDuRB","f":"6k1/5p1p/R5p1/2p1b3/P1r5/4PB1P/5PP1/6K1 w - - 1 32","m":"a6a7 c4c1 f3d1 c1d1","r":462,"t":"endgame mate mateIn2 short"},{"i":"MEHyy","f":"6k1/5p2/p3p1p1/1p2Bn1p/1P3P2/1r6/3R1K2/8 b - - 0 40","m":"b3b4 d2d8 g8h7 d8h8","r":508,"t":"endgame mate mateIn2 short"},{"i":"METMr","f":"8/p1Rrkpb1/2N1b3/4p2p/4P1p1/6P1/5P1P/6K1 b - - 4 32","m":"e7e8 c7c8 d7d8 c8d8","r":531,"t":"endgame mate mateIn2 short"},{"i":"MErVV","f":"N1r3k1/5ppp/8/p2pp3/8/1Q2P3/5PPP/1Rq3K1 w - - 1 32","m":"b1c1 c8c1 b3d1 c1d1","r":478,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MF3Mk","f":"Qr4k1/p4ppp/8/2pp1q2/8/5N2/PPP1RPPP/4R1K1 b - - 0 20","m":"b8a8 e2e8 a8e8 e1e8","r":548,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MF7YY","f":"3r2k1/5pp1/1p5p/nR6/6nN/2P2N2/5PPP/6K1 w - - 0 29","m":"h2h3 d8d1 f3e1 d1e1","r":558,"t":"endgame mate mateIn2 short"},{"i":"MFCql","f":"r5k1/pp3bpp/1qnN4/8/4R3/5P2/6PP/4R2K b - - 10 36","m":"f7d5 e4e8 a8e8 e1e8","r":553,"t":"mate mateIn2 middlegame short"},{"i":"MFgWM","f":"4r1k1/1p2qpp1/1p1pr2p/2pn4/4P3/P4Q2/1PP2PPP/3RR1K1 w - - 0 19","m":"e4d5 e6e1 d1e1 e7e1","r":408,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"MFn1P","f":"5k2/pp4pp/8/3pB2q/3Pn3/3BQ1Pb/P1P4P/6K1 w - - 0 23","m":"d3e4 h5d1 e3e1 d1e1","r":578,"t":"endgame mate mateIn2 short"},{"i":"MGFxf","f":"r2B3k/2pn1ppp/p2p4/3n4/8/2Q5/PPP2PPP/4R1K1 b - - 0 19","m":"d5c3 e1e8 d7f8 e8f8","r":423,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MGLQL","f":"3q2k1/5ppp/p2p4/2p5/8/2P4r/1P2Q1K1/4R3 b - - 1 29","m":"h3h6 e2e8 d8e8 e1e8","r":567,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MGXlz","f":"1rR4k/6pp/6q1/4p3/p7/P4N2/KPR2P1P/8 b - - 3 36","m":"b8c8 c2c8 g6e8 c8e8","r":494,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MGqhp","f":"2kr1b1r/ppp2ppp/8/4q3/8/2P5/PPP2PPP/R1B1R1K1 w - - 0 13","m":"e1e5 d8d1 e5e1 d1e1","r":471,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MH4kt","f":"2r3k1/p4ppp/4p3/8/P1p2P2/2P5/5KPP/1R6 b - - 2 27","m":"c8c5 b1b8 c5c8 b8c8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MHD5q","f":"3rk2r/p3p2p/4qbp1/8/Pp6/8/1P2QPPP/RN4K1 w k - 0 23","m":"e2e6 d8d1 e6e1 d1e1","r":436,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MHLdU","f":"2r3k1/5p1p/p3p1p1/3p4/1q1Q4/8/5PPP/6K1 w - - 0 39","m":"d4b4 c8c1 b4e1 c1e1","r":474,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"MHNrX","f":"8/R1Pr1pk1/1P2p2p/5p2/P4b2/7P/3r1PP1/1R4K1 w - - 0 36","m":"c7c8q d2d1 b1d1 d7d1","r":582,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MHVXT","f":"6k1/p2r2pp/1p6/8/8/1P6/P5PP/5R1K w - - 0 28","m":"f1f2 d7d1 f2f1 d1f1","r":418,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MHho5","f":"1r2r1k1/pp1R1p1p/1bp3p1/8/8/PNP3P1/2P3PP/5R1K w - - 1 27","m":"f1f7 e8e1 f7f1 e1f1","r":435,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MIba4","f":"3r2k1/5p1p/2p3p1/5q2/1P2Q3/p1P1R3/P4PPP/6K1 w - - 1 27","m":"e4f5 d8d1 e3e1 d1e1","r":494,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"MIerT","f":"3r2k1/5ppp/R7/1p6/3B4/P6P/5PP1/6K1 b - - 0 27","m":"d8d4 a6a8 d4d8 a8d8","r":491,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MIqDa","f":"2r3k1/5p1p/2pR2pP/pp6/1r3PK1/8/8/3R4 b - - 0 40","m":"a5a4 d6d8 c8d8 d1d8","r":480,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"MJ8rW","f":"6k1/1p3ppp/p7/2p1r3/7P/1P6/P4PPK/3R4 b - - 1 25","m":"e5e7 d1d8 e7e8 d8e8","r":429,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MJcoB","f":"2r3k1/5ppp/8/3p4/Rp6/3P4/1PQ2PPP/6K1 b - - 0 24","m":"c8c2 a4a8 c2c8 a8c8","r":484,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MJmL9","f":"5bk1/1R4p1/1p3p1p/4pN2/2P1P3/1r6/5PPP/3R2K1 w - - 2 29","m":"d1d8 b3b1 d8d1 b1d1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MK0Jy","f":"3r2k1/1R3pp1/4p1p1/6N1/5n2/7P/r5PK/6R1 b - - 1 37","m":"d8d2 b7b8 d2d8 b8d8","r":549,"t":"endgame mate mateIn2 short"},{"i":"MKJQl","f":"6k1/r5p1/5BQp/3p4/3P1b2/8/2P3PP/5R1K w - - 1 34","m":"f1f4 a7a1 f4f1 a1f1","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MKQ0w","f":"1r6/6pp/4kp2/2pp4/bB2p3/P1P5/2PR1PPP/6K1 w - - 0 24","m":"b4c5 b8b1 d2d1 b1d1","r":452,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MKV4u","f":"4r1k1/5ppp/p7/4R3/8/P3nP2/1P3K2/2R5 b - - 0 34","m":"e8e5 c1c8 e5e8 c8e8","r":553,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MKaoS","f":"3Q3k/1q2b1pp/p4pn1/1p6/8/4BNP1/PP3P1P/3R2K1 b - - 0 23","m":"e7d8 d1d8 g6f8 d8f8","r":465,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MKf1J","f":"1k6/p1p5/1p1r2p1/7p/2P1P3/5BbP/PP3RP1/5K2 w - - 1 28","m":"f2e2 d6d1 e2e1 d1e1","r":454,"t":"endgame mate mateIn2 operaMate short"},{"i":"MKfqm","f":"r1rR2k1/5ppp/4p3/6P1/pp2PP2/qP6/P1PQ3P/1K1R4 b - - 1 24","m":"c8d8 d2d8 a8d8 d1d8","r":525,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MKs7J","f":"r5k1/2q2ppp/R3p3/2PpP3/1p1B1P2/2Q5/6PP/6K1 b - - 0 27","m":"b4c3 a6a8 c7b8 a8b8","r":582,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"MLC21","f":"8/5pk1/p3p1pp/4PP2/q7/2R3Pb/5Q1P/2Rr2K1 w - - 1 34","m":"c1d1 a4d1 f2e1 d1e1","r":443,"t":"endgame mate mateIn2 short"},{"i":"MLNms","f":"3r2k1/6pp/pb2pp2/1p6/1P2q3/2P3B1/1P3PPP/4R1K1 w - - 0 28","m":"e1e4 d8d1 e4e1 d1e1","r":418,"t":"endgame mate mateIn2 short"},{"i":"MLPdn","f":"r4k2/1p3p2/p3bP2/2b5/4r3/1P1R3P/P1P3P1/3R3K b - - 6 29","m":"e4e2 d3d8 a8d8 d1d8","r":509,"t":"endgame mate mateIn2 short"},{"i":"MLRHL","f":"5k2/5pp1/3P3p/R3n3/8/P6P/6r1/4K3 b - - 2 36","m":"e5d7 a5a8 d7b8 a8b8","r":464,"t":"endgame mate mateIn2 short"},{"i":"MLm93","f":"r2r2k1/p1p2ppp/4p3/2q1P3/3R4/P1Q5/1P4PP/3R2K1 b - - 2 21","m":"c5c3 d4d8 a8d8 d1d8","r":479,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"MLppM","f":"r5k1/2R2ppp/p3p3/Nq1n4/1P1P4/7P/4QPP1/2R3K1 b - - 0 30","m":"b5e2 c7c8 a8c8 c1c8","r":493,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MLqle","f":"4r1k1/pp3p1p/2p3p1/8/2Q5/2B1q3/PPP3PP/1K1R4 w - - 0 22","m":"d1e1 e3e1 c3e1 e8e1","r":526,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MLrJS","f":"3r2k1/3Q1ppp/8/p3p3/n7/2P3P1/5P1P/1R3BK1 b - - 0 35","m":"d8d7 b1b8 d7d8 b8d8","r":484,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MMNwq","f":"rn4k1/5r1p/ppb1N1p1/4P2n/1p3P2/6P1/P1PR3P/2KR4 b - - 0 25","m":"c6f3 d2d8 f7f8 d8f8","r":562,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MNZjG","f":"5r1k/Bp1b1pbp/3p2p1/1N4P1/4r1nP/8/PPPR4/1K3B1R w - - 0 20","m":"b5d6 e4e1 d2d1 e1d1","r":562,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"MNZso","f":"1b2r1k1/1p3pp1/4q2p/3p4/1P1n4/2N2B1P/3Q1PP1/R5K1 w - - 0 23","m":"d2d4 e6e1 a1e1 e8e1","r":532,"t":"mate mateIn2 middlegame sacrifice short"},{"i":"MNz7J","f":"5r1k/1p4pp/p4r2/P2Q4/1P1P4/2P5/6PP/2R1q2K w - - 0 33","m":"c1e1 f6f1 e1f1 f8f1","r":577,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"MO9YU","f":"4B3/7r/p7/1pp1P3/6N1/3R1PP1/PPP1k3/2K5 w - - 3 39","m":"e8g6 h7h1 d3d1 h1d1","r":455,"t":"endgame mate mateIn2 short"},{"i":"MOOOJ","f":"6k1/pp4p1/4P3/1r1P4/8/3q4/5PPP/3R2K1 w - - 0 40","m":"d1d3 b5b1 d3d1 b1d1","r":467,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MORbi","f":"4r1k1/p1p2p2/1pbp2p1/6Q1/8/6P1/PP3P1P/6K1 w - - 1 23","m":"h2h4 e8e1 g1h2 e1h1","r":559,"t":"endgame mate mateIn2 operaMate short"},{"i":"MOi3v","f":"1r5k/5p1p/6p1/8/2P5/8/3r2PP/3R3K w - - 0 32","m":"d1d2 b8b1 d2d1 b1d1","r":492,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MP8EB","f":"7k/5p1p/p2pr3/4pN2/2N1P1P1/3PbP1P/r7/1R5K b - - 7 38","m":"e3f4 b1b8 e6e8 b8e8","r":485,"t":"endgame mate mateIn2 short"},{"i":"MP9TI","f":"8/1r3pk1/2Np2pp/3P4/8/8/5PPP/4R1K1 w - - 2 40","m":"e1e7 b7b1 e7e1 b1e1","r":475,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MPTZJ","f":"3r4/p3k1pp/1p3n2/1Qpr2N1/4p3/2P1B3/P4PPP/R5K1 w - - 2 30","m":"b5c6 d5d1 a1d1 d8d1","r":463,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MPa0C","f":"7k/6p1/p2bq2p/1pP2r2/7P/2P4Q/6P1/5R1K w - - 0 34","m":"f1f5 e6e1 f5f1 e1f1","r":516,"t":"endgame mate mateIn2 short"},{"i":"MQ2EB","f":"6k1/5p2/3p2pn/1p1P1b1p/1P1B1P2/6rP/6B1/2R3K1 b - - 0 33","m":"f5e4 c1c8 g8h7 c8h8","r":552,"t":"endgame mate mateIn2 operaMate short"},{"i":"MQ5f3","f":"2r3k1/6p1/3R2P1/2r4b/2P5/1P6/1K1R4/8 b - - 0 43","m":"c5g5 d6d8 c8d8 d2d8","r":557,"t":"endgame mate mateIn2 short"},{"i":"MQIS9","f":"r5k1/pp3rp1/2p5/3p2N1/6n1/1PP3P1/P3R2P/4R1K1 b - - 8 28","m":"f7d7 e2e8 a8e8 e1e8","r":555,"t":"endgame mate mateIn2 short"},{"i":"MQbtp","f":"2r3k1/ppBb2p1/3p3p/3R4/8/P7/1P3PPP/6K1 w - - 1 29","m":"c7d6 c8c1 d5d1 c1d1","r":415,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MQy8K","f":"4r2k/pp4pp/2pp2p1/6q1/4P1P1/7P/PPP2Q2/5RK1 b - - 2 25","m":"b7b6 f2f8 e8f8 f1f8","r":439,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"MRnw8","f":"3r2k1/R5p1/7p/1rN5/1P6/2P1P3/4RPPP/6K1 w - - 2 28","m":"e3e4 d8d1 e2e1 d1e1","r":451,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MS7YU","f":"r2r2k1/5ppp/2p1pBb1/2P5/p1p5/4R1Q1/PP3PPP/R2q2K1 w - - 0 30","m":"a1d1 d8d1 e3e1 d1e1","r":446,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MS8BS","f":"r5k1/1p1q1pp1/2n3p1/p2p2N1/3P4/P3Q2P/1P3PP1/4R1K1 b - - 0 22","m":"d7f5 e3e8 a8e8 e1e8","r":588,"t":"endgame kingsideAttack mate mateIn2 sacrifice short"},{"i":"MSD7q","f":"8/3Q4/p3r1k1/1p2P2p/3p1pqP/1P1P2p1/2P3P1/4R1K1 w - - 4 55","m":"e1e4 g4d1 e4e1 d1e1","r":580,"t":"endgame mate mateIn2 short"},{"i":"MSIh4","f":"6k1/5ppp/p3pb2/1p6/1Pn1q3/P3P1BP/3N1PP1/2Q3K1 b - - 2 26","m":"c4d2 c1c8 f6d8 c8d8","r":523,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MSL5h","f":"6k1/Rb3rp1/2pBppnp/1pPp1q2/1Q1P4/2P1PN2/5PPP/6K1 w - - 0 24","m":"b4a5 f5b1 f3e1 b1e1","r":545,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MSM83","f":"4r2k/2Q3pp/pn6/4qp2/1P6/P7/5PPP/2R3K1 w - - 0 32","m":"c7b6 e5e1 c1e1 e8e1","r":516,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"MSY7r","f":"6k1/pp4p1/2p2pKp/3p1P2/3P1QR1/P1r3P1/7q/8 b - - 1 35","m":"h2e2 f4b8 e2e8 b8e8","r":577,"t":"endgame mate mateIn2 short"},{"i":"MSb1C","f":"2r3k1/pB3pbp/3p4/8/4P3/1P3qPp/P6P/3Q3K w - - 0 23","m":"d1f3 c8c1 f3d1 c1d1","r":497,"t":"endgame mate mateIn2 short"},{"i":"MSbte","f":"8/p1r1k1pp/4pp2/1p6/2P1N3/1P6/P2R1PPP/6K1 w - - 0 28","m":"c4b5 c7c1 d2d1 c1d1","r":449,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MSdtW","f":"r3r2k/pp3RR1/2p5/8/8/2Pp4/PBP3PP/7K w - - 0 26","m":"c3c4 e8e1 f7f1 e1f1","r":441,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MSn3Q","f":"r5k1/p4ppp/8/2p1QnqP/6P1/2P5/P1P2P2/4R1K1 b - - 0 26","m":"f5h4 e5e8 a8e8 e1e8","r":588,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"MSvMF","f":"2rR2k1/p4ppp/1qp5/3Q4/8/8/PP3PPP/3R2K1 b - - 0 19","m":"c8d8 d5d8 b6d8 d1d8","r":505,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MT2Vd","f":"1k4nr/ppp3pp/2q5/2b1P1B1/3Q4/2N5/PPP3PP/R4R1K b - - 0 16","m":"c5d4 f1f8 c6e8 f8e8","r":488,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MTDQK","f":"6k1/8/5Q2/p2pn3/1p6/5N2/4r1PP/7K w - - 1 39","m":"f3e5 e2e1 f6f1 e1f1","r":513,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MTEAx","f":"2r3k1/1p3pp1/p3p2p/Pb6/1P1R4/2R4P/5PPK/1B6 b - - 0 43","m":"c8c3 d4d8 b5e8 d8e8","r":480,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MTS3c","f":"r4rk1/2p1bpp1/2q1p2p/3n4/p2P4/P2QB2P/1p1K1PP1/1B4RR b - - 1 22","m":"f8d8 d3h7 g8f8 h7h8","r":583,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MTdw5","f":"3r3k/3Q2pp/4Rq2/p3p3/3pP3/1P3NP1/P2b1PP1/6K1 b - - 0 28","m":"d8d7 e6e8 f6f8 e8f8","r":534,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MTqbd","f":"4r1k1/pp2Rppp/3p4/3P4/6Pb/1P5q/P1R5/3Q2K1 b - - 0 31","m":"e8e7 c2c8 e7e8 c8e8","r":594,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MUTEc","f":"3r2k1/1p2bpp1/p1p1pnp1/P7/4P3/2q1B3/QP2RPPP/6K1 w - - 0 22","m":"b2c3 d8d1 e2e1 d1e1","r":482,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MUWI5","f":"2r5/1b3ppk/p6p/1p6/1P1q4/P3Q3/5PPP/6K1 w - - 0 31","m":"e3d4 c8c1 d4d1 c1d1","r":438,"t":"endgame master mate mateIn2 short"},{"i":"MUkJA","f":"5rk1/p1p2rp1/2p1pq1p/3p4/3Pn3/P1N1QP2/1PP3PP/R4RK1 w - - 0 19","m":"f3e4 f6f1 a1f1 f7f1","r":525,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MV1qx","f":"4r1k1/pb3pp1/1p6/2b3B1/4r3/6P1/PP1Q1P1P/R5K1 w - - 2 23","m":"d2d7 e4e1 a1e1 e8e1","r":592,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"MVSge","f":"8/p7/bpk2Np1/8/8/PQ4B1/1Pr2PPP/R1q3K1 w - - 15 43","m":"a1c1 c2c1 b3d1 c1d1","r":503,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MVd33","f":"4r1k1/1Rp2ppp/8/3PQ2b/8/4B3/1Pq1rPPP/5RK1 b - - 2 23","m":"e8e5 b7b8 e5e8 b8e8","r":501,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MVdRF","f":"4r1k1/pp3ppp/2p1q3/8/3P1Q2/P1P5/1P3PPP/R5K1 w - - 0 21","m":"a1d1 e6e1 d1e1 e8e1","r":449,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"MVe7R","f":"1r2r1k1/2p2ppn/p2bq3/1p6/8/1NP1BQ1P/PP3PP1/R3R1K1 w - - 1 24","m":"e3a7 e6e1 a1e1 e8e1","r":478,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"MWD4b","f":"6k1/6pp/4Kn2/2P5/P7/2N5/5p1r/1R6 b - - 1 46","m":"h2g2 b1b8 f6e8 b8e8","r":587,"t":"endgame mate mateIn2 short"},{"i":"MWIP1","f":"4r1k1/1p3pp1/p1q4p/2p5/8/P2b1PB1/1P4PP/2QB1RK1 w - - 1 29","m":"f1f2 e8e1 f2f1 e1f1","r":570,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"MWKvB","f":"b3r1k1/p4ppp/P3qp2/R2N4/3p4/1P4P1/2PQ1P1P/6K1 w - - 4 25","m":"d5c7 e6e1 d2e1 e8e1","r":455,"t":"endgame kingsideAttack mate mateIn2 pillsburysMate short"},{"i":"MWOis","f":"1k3r2/ppp2pr1/2p5/2q4p/4R3/P6P/1PP1Q2K/5R2 b - - 0 29","m":"f8g8 e4e8 g8e8 e2e8","r":485,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MWYHF","f":"4r1k1/1p2r3/1Pp2p2/P2p4/3P1bp1/5N2/2R2PP1/1R4K1 w - - 0 34","m":"f3h4 e7e1 b1e1 e8e1","r":543,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MWaOr","f":"1r4r1/8/3pN1kp/p2Pb1p1/8/5R2/P1P1RPP1/6K1 w - - 2 32","m":"f3a3 b8b1 e2e1 b1e1","r":568,"t":"endgame mate mateIn2 short"},{"i":"MWq6P","f":"2kr3r/1p3pp1/1ppqp1p1/4b3/3PQ1P1/7P/PPP2P2/1K1R3R w - - 0 20","m":"d4e5 d6d1 h1d1 d8d1","r":513,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MX4FO","f":"6k1/ppr1qpp1/7p/4Q3/8/1P2P2P/P4PP1/1B1R2K1 b - - 0 23","m":"e7e5 d1d8 e5e8 d8e8","r":465,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MXJ0L","f":"r2q1rk1/p3ppbp/2p3p1/8/2b5/2P2Q2/P2NRPPP/R1B3K1 w - - 0 16","m":"d2c4 d8d1 e2e1 d1e1","r":470,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MXRNB","f":"r6k/pp4pp/nqr5/5p2/8/2PQ1P2/PP2N1PP/3R1K1R b - - 2 22","m":"b6b2 d3d8 a8d8 d1d8","r":498,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"MXcsQ","f":"3qR1rk/1p4pp/p6r/8/1P1P1P2/P7/4Q1PP/4R2K b - - 8 35","m":"g8e8 e2e8 d8e8 e1e8","r":487,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MXkvs","f":"r2q1rk1/pp4pp/4Rn2/1Nb2n2/2P2P2/3Q4/PP4PP/R1B4K w - - 0 19","m":"d3f5 d8d1 e6e1 d1e1","r":423,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MXnkl","f":"6k1/p2r2pp/1pp2r2/4q3/5p2/7P/P4PPQ/4R1K1 w - - 0 26","m":"e1e5 d7d1 e5e1 d1e1","r":513,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"MZ3TZ","f":"1r6/2Q5/p5pk/2pP4/2P5/5qPb/P6P/5R1K w - - 0 40","m":"f1f3 b8b1 f3f1 b1f1","r":567,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MZ7OZ","f":"1R6/5pkp/1P1bp1p1/1r6/8/5B1P/5PP1/6K1 w - - 3 34","m":"b8d8 b5b1 f3d1 b1d1","r":537,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MZ8Io","f":"5R2/6k1/4pp2/1n4pp/1B6/3r4/PP3PPP/6K1 w - - 0 35","m":"f8b8 d3d1 b4e1 d1e1","r":549,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MZatd","f":"3r2k1/8/p5pp/2N1R3/8/8/2p3PP/2R4K w - - 2 40","m":"c1c2 d8d1 e5e1 d1e1","r":540,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MZi0P","f":"7k/2b3pp/4Pp2/p1qB1P2/1p2Q3/1P5P/P5PK/8 w - - 1 41","m":"h2h1 c5c1 e4e1 c1e1","r":587,"t":"endgame mate mateIn2 short"},{"i":"Ma42z","f":"r1br2k1/ppp2pp1/7p/4R3/8/1nP5/PP3PPP/R1B3K1 w - - 0 16","m":"a2b3 d8d1 e5e1 d1e1","r":458,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Ma7q9","f":"3r2k1/p3qppp/1pnr4/4p3/1P4b1/P1Q1P3/3N1PPP/R3KB1R w KQ - 4 19","m":"d2e4 d6d1 a1d1 d8d1","r":519,"t":"mate mateIn2 middlegame operaMate short"},{"i":"MawDh","f":"6k1/ppp2pp1/2b4p/8/P1P4P/8/1r3PP1/1B1R2K1 b - - 1 21","m":"c6a4 d1d8 a4e8 d8e8","r":504,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MbR1Z","f":"8/2R3pp/1r3pk1/8/8/8/1B3PPP/6K1 w - - 5 35","m":"b2d4 b6b1 c7c1 b1c1","r":402,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Mbd3R","f":"6k1/r4r1p/p1R3pB/1p2p3/3b1p1P/5PR1/P7/5K2 b - - 1 31","m":"f4g3 c6c8 f7f8 c8f8","r":564,"t":"endgame mate mateIn2 operaMate short"},{"i":"MbfWF","f":"2r5/5QPk/1p1p4/8/3PbP1P/pPr5/P4P2/1KR3R1 w - - 1 35","m":"b1a1 c3c1 g1c1 c8c1","r":542,"t":"endgame mate mateIn2 short"},{"i":"Mbgt2","f":"6k1/4rp2/R5pK/p6p/8/4R3/6P1/8 b - - 0 32","m":"e7e3 a6a8 e3e8 a8e8","r":523,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"McC5x","f":"6k1/6pp/p7/8/2r1P3/P7/3R2PP/7K w - - 0 43","m":"e4e5 c4c1 d2d1 c1d1","r":406,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"McDeb","f":"4r3/p2k3p/3br2B/2p2p2/2P5/2Nn4/PP3PPP/R2R2K1 w - - 0 22","m":"d1d3 e6e1 a1e1 e8e1","r":527,"t":"mate mateIn2 middlegame short"},{"i":"McIvg","f":"3r3k/ppp3pp/8/2b3q1/2P2RB1/1P3QnP/P2N1PP1/6K1 b - - 4 26","m":"d8d2 f4f8 c5f8 f3f8","r":559,"t":"kingsideAttack mate mateIn2 middlegame sacrifice short"},{"i":"McLmI","f":"8/4R3/5p2/6r1/8/5P1k/5K2/8 b - - 1 47","m":"g5f5 e7h7 f5h5 h7h5","r":579,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"McMLj","f":"5r1k/p3R2p/2p2r2/8/2PP2p1/1B1b1P2/PP4PP/4R1K1 w - - 0 25","m":"f3g4 f6f1 e1f1 f8f1","r":538,"t":"endgame mate mateIn2 operaMate short"},{"i":"Md9pY","f":"8/5pk1/1Q1pp1p1/2p5/1pr1P2p/5PbP/6P1/3R2K1 w - - 0 48","m":"d1d6 c4c1 d6d1 c1d1","r":437,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MdDvm","f":"7r/2k5/ppp2p1r/4pn2/8/7B/PP3PPP/2R2R1K w - - 0 33","m":"h3f5 h6h2 h1g1 h2h1","r":588,"t":"endgame mate mateIn2 short"},{"i":"MdMJK","f":"4r1k1/5ppp/2R5/2pp4/2n5/2P3P1/P4P1P/6K1 b - - 1 27","m":"e8e2 c6c8 e2e8 c8e8","r":496,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MdSUN","f":"8/pr1k3p/6p1/P1pp4/1P1Nn3/2P1R3/6PP/6K1 w - - 0 33","m":"b4c5 b7b1 e3e1 b1e1","r":586,"t":"endgame mate mateIn2 short"},{"i":"MddjM","f":"r4rk1/1b3ppp/1p2p3/p3N2q/3Qn3/P3B3/1PP2PPP/2KR3R b - - 3 18","m":"f8d8 d4d8 a8d8 d1d8","r":550,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Me2A5","f":"1k6/p1p3pp/1p3n2/5Q2/2P5/3r4/PP1BRPPP/2q3K1 w - - 0 25","m":"d2c1 d3d1 e2e1 d1e1","r":542,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"MeCuW","f":"rn3r1k/pb4pp/5B2/8/8/1Bq2P2/P1P3PP/R2Q1RK1 b - - 0 16","m":"f8f6 d1d8 f6f8 d8f8","r":535,"t":"mate mateIn2 middlegame short"},{"i":"MeF1b","f":"3r3k/6pp/1R6/p1p5/2B5/P7/1P4P1/1b4K1 b - - 0 33","m":"d8d2 b6b8 d2d8 b8d8","r":463,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MeLW4","f":"r2Q3k/1p4pp/p7/4P3/4r3/4p3/PP3qPP/3RR2K b - - 1 24","m":"a8d8 d1d8 f2f8 d8f8","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"MeN3S","f":"4r1k1/1b4pp/1N2p3/pP1p4/1r6/6B1/2P1RPPP/R5K1 w - - 1 27","m":"a1a5 b4b1 e2e1 b1e1","r":400,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MeV6K","f":"6k1/p3Rpp1/1p5p/n2r4/8/5N2/P4PPP/6K1 w - - 0 25","m":"e7a7 d5d1 f3e1 d1e1","r":499,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MeWX0","f":"2k3r1/1p3p2/1Bp1p1b1/8/r5p1/2P4P/1KPR1P2/3R4 b - - 1 25","m":"a4a6 d2d8 g8d8 d1d8","r":477,"t":"endgame mate mateIn2 operaMate short"},{"i":"Meg4t","f":"8/1pb4p/pkp2Q2/3r3b/1P2N3/2P1R2P/P4PP1/6K1 w - - 3 35","m":"a2a4 d5d1 e3e1 d1e1","r":437,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MekuD","f":"3rk3/pp4pp/1b6/4Pr2/6Q1/2p5/PP4PP/R1B4K w - - 0 22","m":"g4f5 d8d1 f5f1 d1f1","r":452,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Mf17x","f":"8/1r4k1/R5P1/1p2B3/8/2p2K2/P7/6r1 b - - 4 54","m":"g7g8 a6a8 b7b8 a8b8","r":515,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MfEfE","f":"4r1k1/pp3pp1/2p5/3b2N1/1P5p/P5P1/5P2/3Q2K1 w - - 0 35","m":"d1h5 e8e1 g1h2 e1h1","r":570,"t":"endgame mate mateIn2 operaMate short"},{"i":"MfHOv","f":"b2n1k2/p2p1rb1/Qp1Pp2p/8/P2P4/2P5/5PPP/6K1 b - - 3 31","m":"d8c6 a6c8 c6d8 c8d8","r":572,"t":"endgame fork mate mateIn2 short"},{"i":"MfWMH","f":"6rk/p2r3p/1p5R/2p2p1Q/P4P2/1P6/2P3RP/3q3K w - - 1 33","m":"h5d1 d7d1 g2g1 d1g1","r":546,"t":"endgame master mate mateIn2 short"},{"i":"MfXfk","f":"8/8/8/8/r6p/5BkP/4p1P1/4R1K1 w - - 4 58","m":"e1e2 a4a1 e2e1 a1e1","r":544,"t":"endgame mate mateIn2 short"},{"i":"MfYup","f":"6k1/pp2r2p/5K2/6p1/6P1/7P/8/2R5 b - - 4 34","m":"e7d7 c1c8 d7d8 c8d8","r":415,"t":"endgame master mate mateIn2 rookEndgame short"},{"i":"Mftyv","f":"4r1k1/5ppp/1pr5/8/P4P2/4Q1PP/8/1R1R2K1 b - - 0 29","m":"e8e3 d1d8 e3e8 d8e8","r":549,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MgB6c","f":"4r1k1/p4p1p/1p1R4/2p3p1/2b5/2B3PP/PP3KP1/8 b - - 0 29","m":"e8e6 d6d8 e6e8 d8e8","r":528,"t":"endgame mate mateIn2 short"},{"i":"MgSsu","f":"4r1k1/pp4p1/2n1r2p/2b5/4N3/2P5/P4PPP/3RR1K1 w - - 0 22","m":"e4c5 e6e1 d1e1 e8e1","r":459,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Mgt37","f":"6k1/1p3ppp/p1r1pn2/4B3/6b1/P1N5/1q2BPPP/2RR2K1 b - - 0 20","m":"g4e2 d1d8 f6e8 d8e8","r":437,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MgyNO","f":"5r1k/pp4p1/4Q3/3pN3/b2P1r2/8/6PP/R1q4K w - - 0 26","m":"a1c1 f4f1 c1f1 f8f1","r":485,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Mh630","f":"4r1k1/2Q2pbp/p2p2p1/8/8/1B3bBP/P4P2/2R1q1K1 w - - 2 27","m":"c1e1 e8e1 g1h2 e1h1","r":583,"t":"mate mateIn2 middlegame operaMate short"},{"i":"MhbtW","f":"3r3r/2n2ppp/1pQ5/k7/4n3/P3PN2/1P4PP/6KR w - - 0 28","m":"c6c7 d8d1 f3e1 d1e1","r":513,"t":"endgame mate mateIn2 short"},{"i":"Mhpy4","f":"4rk2/1p2qp2/2ppr3/p1n5/5R2/4QB2/PPP2BPP/4R1K1 w - - 1 29","m":"e3a3 e6e1 f2e1 e7e1","r":564,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Mi7W9","f":"3r2k1/3N1ppp/1Rp1p3/p2p4/3P4/4P3/P4PPP/6K1 b - - 0 22","m":"d8d7 b6b8 d7d8 b8d8","r":414,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MiMrj","f":"8/8/6p1/2p2p1k/2Pp1K2/1P2r3/5R2/8 b - - 5 49","m":"e3b3 f2h2 b3h3 h2h3","r":559,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"MiqkB","f":"r5k1/1p3ppp/3B4/8/P3q3/7P/5PP1/2Q3K1 b - - 1 29","m":"a8a4 c1c8 e4e8 c8e8","r":440,"t":"endgame mate mateIn2 short"},{"i":"Mj0S3","f":"3r2k1/1b4p1/1p3p1p/p1n1pN2/2P3B1/1PQ1P3/1B3PPP/3q2K1 w - - 4 32","m":"g4d1 d8d1 c3e1 d1e1","r":404,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"MjHFX","f":"r1b3k1/1pp2ppp/p3rn2/8/4P1N1/2N5/PPP2PPP/2KR3R b - - 1 15","m":"f6g4 d1d8 e6e8 d8e8","r":423,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MjT9e","f":"5r1k/p1p3pp/1p6/8/2P1R3/7P/PP1rnQPN/6RK b - - 0 26","m":"f8f2 e4e8 f2f8 e8f8","r":533,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Mjfer","f":"8/p4p2/2p2k1N/3b2p1/Pr6/4P1P1/5P1P/3R2K1 w - - 1 30","m":"d1d4 b4b1 d4d1 b1d1","r":539,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Mjmja","f":"3R4/1r3kpp/p7/B1p2p2/4p3/8/5PPP/6K1 w - - 2 32","m":"d8a8 b7b1 a5e1 b1e1","r":541,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MjqeN","f":"6k1/p1p2p2/2q2Bp1/4P1Kp/1r3Pn1/8/P2R2PP/3R4 b - - 3 33","m":"c6e4 d2d8 g8h7 d8h8","r":569,"t":"endgame mate mateIn2 operaMate short"},{"i":"MkMpM","f":"2kr1b1R/1pp1q1p1/p4pP1/2pb1P2/4P3/5Q2/PPP3B1/1K6 w - - 0 26","m":"e4d5 e7e1 f3d1 e1d1","r":400,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"MkSkG","f":"3k4/p1r4p/1pP5/1PbK3P/8/8/6R1/8 b - - 4 64","m":"d8c8 g2g8 c5f8 g8f8","r":400,"t":"endgame mate mateIn2 short"},{"i":"Mkais","f":"2r3k1/5pp1/4p2p/Q2p4/P3r3/NP6/5PPP/1Rq2K2 w - - 3 31","m":"b1c1 c8c1 a5e1 c1e1","r":591,"t":"endgame mate mateIn2 short"},{"i":"Mkw9n","f":"r3k3/pp4p1/2p1KQ2/8/8/P5q1/1P6/R6R b q - 0 33","m":"g7f6 h1h8 g3g8 h8g8","r":564,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Ml99l","f":"2kr3r/ppp2ppp/2p5/2q1P3/5P2/6PB/bPPQ3P/2KR3R b - - 1 18","m":"c8b8 d2d8 h8d8 d1d8","r":522,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Ml9E1","f":"6k1/5ppp/4p3/p2pP3/3P1P2/2q2P1P/5K2/1Q6 b - - 0 38","m":"a5a4 b1b8 c3c8 b8c8","r":435,"t":"backRankMate endgame mate mateIn2 queenEndgame short"},{"i":"MlX40","f":"6k1/pp3ppp/4p3/1P6/3PpB2/1P6/1r3PPP/R5K1 w - - 1 24","m":"a1a7 b2b1 f4c1 b1c1","r":504,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MlqIk","f":"3r2k1/p2q2pp/4p2b/2p5/2PPQ3/1P2p3/P3N1PP/R5K1 w - - 0 22","m":"d4c5 d7d1 a1d1 d8d1","r":591,"t":"endgame mate mateIn2 sacrifice short"},{"i":"Mm11A","f":"4r1k1/5p1p/p4Pp1/1p2R3/1P6/8/P5P1/3R2K1 b - - 0 31","m":"e8e5 d1d8 e5e8 d8e8","r":415,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"MmXEH","f":"2r3k1/pp3p1p/3b2p1/3P4/1P6/P1B4P/5RP1/7K w - - 1 34","m":"c3f6 c8c1 f2f1 c1f1","r":503,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MmfhZ","f":"5k2/1p2rp2/5q2/p2Q4/8/P7/1P4PP/5R1K w - - 1 36","m":"f1f6 e7e1 f6f1 e1f1","r":425,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Mmky9","f":"r5k1/pp4pp/2p5/3pR3/3P4/P7/1P3PPP/1q2Q1K1 b - - 4 24","m":"b1b2 e5e8 a8e8 e1e8","r":400,"t":"endgame mate mateIn2 short"},{"i":"MmrTX","f":"4r1k1/5pp1/p3r2p/Bp1R4/8/P1P2PbP/1P4P1/1R3K2 w - - 1 30","m":"b1d1 e6e1 d1e1 e8e1","r":501,"t":"endgame mate mateIn2 operaMate short"},{"i":"MnAmC","f":"1k1r3r/ppp1b1p1/4R3/3q3p/8/P3B2Q/1P3PPP/R5K1 w - - 0 22","m":"e6e7 d5d1 a1d1 d8d1","r":535,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"MnNGD","f":"7k/5p1p/1pq2P2/p1p5/3pPQ2/P1RP2KP/1r6/8 b - - 2 43","m":"d4c3 f4b8 c6c8 b8c8","r":507,"t":"endgame mate mateIn2 short"},{"i":"MnlqM","f":"6k1/1p3pp1/p2rpn1p/4r3/8/1NP5/PP3PPP/4R1K1 w - - 0 25","m":"e1e5 d6d1 e5e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MnsOz","f":"1r4k1/R4ppp/8/1N1p4/8/2P1P3/6PP/6K1 b - - 0 30","m":"b8b5 a7a8 b5b8 a8b8","r":506,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Mo2rQ","f":"6k1/7p/p1p3p1/P1N1b3/7P/4PR2/1r4P1/7K w - - 0 35","m":"c5a6 b2b1 f3f1 b1f1","r":593,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Mo6AO","f":"2krr3/5pp1/1pp4p/4q3/8/2P5/PPQ2PPP/R4RK1 w - - 0 18","m":"f1e1 e5e1 a1e1 e8e1","r":536,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MoGWs","f":"r5k1/7p/1PP1pp2/8/2RP4/8/5PPP/6K1 w - - 1 31","m":"b6b7 a8a1 c4c1 a1c1","r":494,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MoXx5","f":"3R4/5pkp/6p1/1p2b3/2rp4/P7/1P4PP/4R2K w - - 4 32","m":"e1e5 c4c1 e5e1 c1e1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MobNm","f":"5k2/P4p2/4bB2/3p2Kp/3P4/8/r7/1R6 b - - 0 61","m":"a2a7 b1b8 e6c8 b8c8","r":488,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Mou3t","f":"6k1/p5pp/8/2p1q3/3r4/P4P2/2P3PP/4R2K w - - 0 29","m":"e1e5 d4d1 e5e1 d1e1","r":468,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MpL5V","f":"6k1/6pp/p2r1q2/3p4/1P2Q3/PB5P/6P1/7K b - - 0 42","m":"g8h8 e4e8 f6f8 e8f8","r":441,"t":"endgame mate mateIn2 short"},{"i":"MpLmq","f":"6k1/1p3pp1/p1p1pn2/8/5q1r/2P4P/1PB3P1/3Q1N1K b - - 2 37","m":"f4f2 d1d8 f6e8 d8e8","r":596,"t":"endgame mate mateIn2 short"},{"i":"MpWhk","f":"5rk1/p1p2q1p/b1p1p1p1/3pP3/P2Pp1Q1/2P1P3/1P1B2PP/R5K1 w - - 1 17","m":"g4g3 f7f1 a1f1 f8f1","r":560,"t":"endgame kingsideAttack mate mateIn2 operaMate sacrifice short"},{"i":"MpbQ9","f":"5rk1/1R3p1p/4p1p1/1N1pq3/1P6/2P5/r2P1PPP/4R1K1 w - - 0 22","m":"e1e5 a2a1 e5e1 a1e1","r":510,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MpnRA","f":"6k1/2r4p/3bp3/P2p1p2/Bp6/1P5P/R4PP1/7K w - - 0 37","m":"a2e2 c7c1 e2e1 c1e1","r":499,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MprIB","f":"2q4k/6pp/1P3p2/p1Q1p3/8/6P1/P4PP1/3R2K1 b - - 0 32","m":"c8c5 d1d8 c5f8 d8f8","r":471,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Mq78N","f":"2rQ2k1/p4p2/1r2b1qp/2p1B1p1/2P1R3/1P3P2/P5PP/3R2K1 b - - 5 30","m":"c8d8 d1d8 g8h7 d8h8","r":574,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"MqG0Z","f":"4r1k1/R4p2/4r2p/3b1ppP/p2P3Q/P2P4/5PP1/2R3K1 w - - 0 32","m":"h4h2 e6e1 c1e1 e8e1","r":536,"t":"endgame mate mateIn2 short"},{"i":"MqWg8","f":"r2r2k1/p2R1ppp/1pn1p1b1/8/2P2B2/5N1P/Pb2BPP1/3R2K1 b - - 3 19","m":"c6b4 d7d8 a8d8 d1d8","r":589,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MqqoA","f":"5r1k/ppp3pp/2np4/8/5R2/3B4/PPP3PP/2K1R3 b - - 0 21","m":"f8f4 e1e8 f4f8 e8f8","r":551,"t":"endgame mate mateIn2 short"},{"i":"MqxDD","f":"k3Q2r/1p6/p6p/3PRp2/P5pP/1Pr1BbP1/5P1K/5q2 b - - 1 35","m":"h8e8 e5e8 c3c8 e8c8","r":578,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"Mr17W","f":"2kr4/pp3ppp/2n1b3/3r4/2q5/1Q4N1/P3NPPP/R4K1R w - - 2 20","m":"b3c4 d5d1 a1d1 d8d1","r":504,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Mr91x","f":"7k/p5pp/1p6/2p5/8/1P5P/P2R1PPK/4r3 b - - 2 29","m":"e1e7 d2d8 e7e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MrLOG","f":"4r1k1/ppp2ppp/8/8/4Q3/2P5/P1P3PP/1K1R4 b - - 0 20","m":"e8e4 d1d8 e4e8 d8e8","r":441,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MrOS0","f":"4R3/6kp/2rN2p1/pN3p2/P7/3n4/1P3PPP/6K1 w - - 5 32","m":"b2b3 c6c1 e8e1 c1e1","r":531,"t":"endgame mate mateIn2 short"},{"i":"MrcFk","f":"r5k1/1b3pp1/1q2pb1p/3P4/1ppP4/2P2N1P/1PB1QPP1/4R1K1 b - - 0 22","m":"e6d5 e2e8 a8e8 e1e8","r":558,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"MrfXs","f":"4r3/1p3k2/2pp1P1p/6p1/8/3Q4/PPP3P1/1K2qR2 w - - 7 40","m":"f1e1 e8e1 d3d1 e1d1","r":545,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Mrksa","f":"6k1/7p/6p1/2qPP3/8/3Q4/6PP/6K1 w - - 1 33","m":"g1h1 c5c1 d3d1 c1d1","r":598,"t":"backRankMate endgame mate mateIn2 queenEndgame short"},{"i":"MrqiC","f":"1k6/ppp1R1pp/8/1N6/2n5/7P/P1P2PPK/3r4 b - - 6 22","m":"c7c6 e7e8 d1d8 e8d8","r":580,"t":"endgame mate mateIn2 short"},{"i":"Ms5Ko","f":"3r2k1/2p2ppp/8/3R4/3b4/1R3KPP/r7/8 b - - 1 32","m":"d8d5 b3b8 d5d8 b8d8","r":464,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MsbfJ","f":"4r1k1/1N3p2/1qp1p2p/R2pP3/6p1/Q2P4/5PPP/6K1 w - - 0 31","m":"b7d6 b6b1 a3c1 b1c1","r":595,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MsfXY","f":"r3r2k/p3q1pB/1p1b1p2/2p4R/3n4/1P3N2/PBQ2PPP/R5K1 w - - 2 21","m":"f3d4 e7e1 a1e1 e8e1","r":575,"t":"kingsideAttack mate mateIn2 middlegame sacrifice short"},{"i":"MsoNZ","f":"4r1k1/2p2p2/3p2p1/8/1p6/1PN2R2/2P3PP/3q3K w - - 0 25","m":"c3d1 e8e1 f3f1 e1f1","r":400,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"MtIGV","f":"2k5/1ppr4/8/1P2p1rN/4R1P1/7p/7P/1R5K w - - 3 42","m":"b1b2 d7d1 e4e1 d1e1","r":477,"t":"endgame mate mateIn2 short"},{"i":"MtVGv","f":"6k1/pp3ppp/4p3/3r4/PP6/2R4P/5PP1/6K1 b - - 2 30","m":"d5d7 c3c8 d7d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MtufL","f":"1r2r3/3q3k/1NP2Qpp/8/8/8/6PP/7K w - - 0 38","m":"c6d7 e8e1 f6f1 e1f1","r":537,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MuDEr","f":"2r1R2k/2p3pp/2pp4/p7/P3Q3/1P5P/K1P2rq1/8 b - - 6 29","m":"c8e8 e4e8 f2f8 e8f8","r":504,"t":"endgame mate mateIn2 short"},{"i":"Muyif","f":"2Q2R2/p7/1p6/k1pBr3/2P5/2P5/P5PP/7K w - - 2 36","m":"f8f2 e5e1 f2f1 e1f1","r":472,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MvVIn","f":"4r1k1/5pp1/7p/8/5b2/R3N2P/4rPP1/3R2K1 w - - 3 32","m":"e3g4 e2e1 d1e1 e8e1","r":477,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"MvflC","f":"k1Q4q/rr6/3p1b2/3Pp3/1R2P1p1/5pP1/PPR5/6K1 b - - 6 41","m":"h8c8 c2c8 b7b8 b4b8","r":540,"t":"endgame mate mateIn2 short"},{"i":"Mvhde","f":"3r3k/1p4p1/pQ3p2/4pn1P/4q3/8/PP1r1PPB/4R1K1 w - - 0 34","m":"e1e4 d2d1 e4e1 d1e1","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MwJlK","f":"2kr3r/ppp2bpp/2p1qp2/8/4P1P1/3PPN1P/PPPQ4/1K1R3R w - - 1 18","m":"a2a3 e6a2 b1c1 a2a1","r":549,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"MwS1y","f":"6k1/5ppp/p3r3/1pPn4/1P6/P1P5/5PPP/3R2K1 b - - 1 25","m":"d5c3 d1d8 e6e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Mwdx8","f":"7r/7q/1p1N1p1k/2pP4/2Pb1PQ1/8/1P4PP/5R1K w - - 13 35","m":"f1f3 h7b1 f3f1 b1f1","r":497,"t":"endgame mate mateIn2 short"},{"i":"Mwqgi","f":"2r5/p4pkp/1p4p1/8/4P3/8/P2r1PPP/3R2K1 w - - 0 24","m":"d1d2 c8c1 d2d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"MxE4o","f":"1k5r/1p6/1Pn2R2/5p2/4p3/4P1P1/5P2/3K4 b - - 0 41","m":"h8h5 f6f8 c6d8 f8d8","r":504,"t":"endgame mate mateIn2 short"},{"i":"MxVoi","f":"4r3/3r4/5kpp/p7/1n6/6NP/1PP2PP1/1K1R4 w - - 0 27","m":"d1d7 e8e1 d7d1 e1d1","r":464,"t":"endgame mate mateIn2 short"},{"i":"My19q","f":"8/p2R4/6k1/8/8/5rb1/PP3rP1/3R3K w - - 0 31","m":"d7a7 f2f1 d1f1 f3f1","r":530,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"My5xF","f":"2n1r1k1/1p1rqppp/3p4/p4b2/2PpN3/PP1P1B2/2Q2PPP/3RR1K1 w - - 2 23","m":"e4c5 e7e1 d1e1 e8e1","r":482,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"MyWvZ","f":"2rr2k1/3q1pp1/Q3p2p/8/1p2Nb2/8/PPP2PPP/2KR3R w - - 3 21","m":"c1b1 d7d1 h1d1 d8d1","r":536,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"MykTc","f":"4kr2/4p2Q/1r1p2p1/1N6/1pP5/pP5P/P2R2P1/qK6 w - - 4 32","m":"b1a1 f8f1 d2d1 f1d1","r":534,"t":"endgame mate mateIn2 short"},{"i":"Mz1qg","f":"3r2k1/p4ppp/2p5/5Nb1/1P6/P7/2P1r1PP/4R2K w - - 0 27","m":"e1e2 d8d1 e2e1 d1e1","r":439,"t":"backRankMate endgame mate mateIn2 short"},{"i":"MzCqB","f":"4r1k1/pp3pp1/3b1np1/2pP4/2P5/3N1Q1P/PB2qPP1/2R3K1 w - - 4 22","m":"c1e1 e2e1 d3e1 e8e1","r":520,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"Mzvdr","f":"2k4r/1p3pp1/p2r3p/8/P7/2P5/R4PPP/4R1K1 w - - 0 25","m":"e1e7 d6d1 e7e1 d1e1","r":485,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"N0Ca4","f":"3rr1k1/pp3ppp/2pp4/8/5n2/PP1PRP2/1B1P2PP/4RK2 b - - 6 20","m":"f4d5 e3e8 d8e8 e1e8","r":400,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"N0DqG","f":"k3K3/p4r2/1pRB2rp/1P4b1/8/P7/7P/8 b - - 1 40","m":"f7b7 c6c8 b7b8 c8b8","r":508,"t":"endgame mate mateIn2 operaMate short"},{"i":"N0Jz3","f":"1k6/ppp3p1/6r1/8/2P3p1/PP1P1pK1/5P2/4R3 b - - 5 28","m":"g6d6 e1e8 d6d8 e8d8","r":508,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"N0PHk","f":"5r1k/6pp/8/p3PR2/8/P5P1/2R3KP/4b3 b - - 0 34","m":"f8f5 c2c8 f5f8 c8f8","r":495,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N0k4b","f":"6k1/6q1/8/1p1p4/6Q1/2P2p2/PP6/K7 w - - 3 45","m":"g4f3 g7g1 f3d1 g1d1","r":518,"t":"backRankMate endgame mate mateIn2 queenEndgame short"},{"i":"N0xAq","f":"7k/1p3Qpp/p1n2r1q/5p2/P7/2P2NPP/1P4K1/R3R3 b - - 0 26","m":"f6f7 e1e8 f7f8 e8f8","r":505,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N0xjk","f":"1r4k1/R4ppp/4p3/4P3/4rP2/4B3/4K1PP/8 b - - 0 24","m":"b8b3 a7a8 b3b8 a8b8","r":514,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N18Lm","f":"2r2k2/1b4p1/1p1pp1B1/p7/1P1P3P/R3P1P1/1r3P2/1R4K1 w - - 1 29","m":"b1b2 c8c1 g1h2 c1h1","r":595,"t":"endgame mate mateIn2 operaMate short"},{"i":"N1BnF","f":"r1b2rk1/1p4pp/p3p3/3pP1P1/3N4/6Q1/PPP3P1/1K3q1R w - - 0 23","m":"h1f1 f8f1 g3e1 f1e1","r":463,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N1NDB","f":"r5k1/5pp1/2p3np/1p6/1b1p4/PB1P4/1PP1RPPP/6K1 w - - 0 28","m":"a3b4 a8a1 e2e1 a1e1","r":545,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N1NQS","f":"8/2q3kp/3p2p1/4p3/QP2n3/3p3N/2P3PP/6K1 w - - 0 31","m":"c2d3 c7c1 a4d1 c1d1","r":439,"t":"endgame mate mateIn2 short"},{"i":"N1NWY","f":"1r4k1/5pp1/3Q1n1p/7q/8/5P2/2B2P1P/6K1 b - - 14 41","m":"b8b5 d6d8 f6e8 d8e8","r":593,"t":"endgame mate mateIn2 short"},{"i":"N1hgG","f":"4r1k1/6p1/3R1pPp/3P1b1P/8/1P6/1K6/8 b - - 0 44","m":"e8e5 d6d8 e5e8 d8e8","r":530,"t":"endgame mate mateIn2 short"},{"i":"N1uz6","f":"3rr2k/pp2q1pp/3b1p2/4P3/8/2P2bB1/P1Q2PPP/R3R1K1 w - - 0 22","m":"e5d6 e7e1 a1e1 e8e1","r":522,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"N1wDC","f":"7k/ppp1q3/5p1p/8/8/P1Qp4/1P4PP/3B3K w - - 0 32","m":"c3d3 e7e1 d3f1 e1f1","r":411,"t":"endgame mate mateIn2 short"},{"i":"N29ln","f":"1k1r1b2/pppQ4/3p3r/8/2P5/2B3P1/PP5P/4R1K1 b - - 0 32","m":"d8d7 e1e8 d7d8 e8d8","r":519,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"N2u2P","f":"r2r2k1/p3ppbp/2pq2p1/1p1Pp3/2P1Q3/4B3/PP3PPP/R2R2K1 w - - 0 17","m":"d5c6 d6d1 a1d1 d8d1","r":424,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"N2uNp","f":"4r1kr/ppp3p1/2n5/2bp4/5N2/3P1RPp/PPPQ3P/R1B1q2K w - - 1 19","m":"d2e1 e8e1 f3f1 e1f1","r":539,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"N32ZX","f":"6k1/pp3ppp/8/4r3/8/2P5/PP4PP/3R2K1 b - - 1 26","m":"e5e7 d1d8 e7e8 d8e8","r":412,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"N37zr","f":"6k1/5pp1/7p/2r1P3/3q4/2pR2PP/2Q4K/8 b - - 1 49","m":"d4e5 d3d8 e5e8 d8e8","r":535,"t":"endgame mate mateIn2 short"},{"i":"N3Cch","f":"3k4/p3R1pp/2p5/2Br1b2/6B1/2R5/P4PPP/6K1 w - - 1 26","m":"g4f5 d5d1 e7e1 d1e1","r":490,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N3E1Q","f":"3r2k1/5ppp/6n1/1p1b2q1/p2P4/7P/PPB1Q1P1/4R2K b - - 2 28","m":"g6f4 e2e8 d8e8 e1e8","r":556,"t":"mate mateIn2 middlegame sacrifice short"},{"i":"N3EwP","f":"5k2/3r1p1p/1R3Kp1/pb6/8/7P/6P1/8 b - - 1 45","m":"b5c4 b6b8 d7d8 b8d8","r":475,"t":"endgame mate mateIn2 short"},{"i":"N3hej","f":"6k1/ppp2p1p/6pq/4p2P/1b1PP3/6Q1/PP2bPP1/3B1K1R w - - 0 20","m":"d1e2 h6c1 e2d1 c1d1","r":582,"t":"endgame mate mateIn2 short"},{"i":"N3py6","f":"3r2k1/pp4pp/2p3r1/3pq3/1BP1b1Q1/PP2P2P/5RP1/5RK1 b - - 4 28","m":"g6g4 f2f8 d8f8 f1f8","r":574,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"N3wuC","f":"1q5k/R5pp/PP3p2/8/8/4P3/4K3/8 b - - 0 43","m":"b8b6 a7a8 b6b8 a8b8","r":549,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"N3xja","f":"4R3/pN1r1ppk/1pp5/7p/8/2P5/PP3PPP/6K1 w - - 4 23","m":"b7d8 d7d1 e8e1 d1e1","r":586,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N42dM","f":"8/p4ppk/bp2p2p/8/qP1b4/P3PP2/5QPP/2B3K1 w - - 0 29","m":"e3d4 a4d1 f2e1 d1e1","r":569,"t":"endgame fork mate mateIn2 short"},{"i":"N4HEF","f":"5rk1/p5pp/3R4/8/3pb3/3P4/P4rPP/R6K w - - 0 24","m":"d3e4 f2f1 a1f1 f8f1","r":530,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"N4OKG","f":"6k1/r4pp1/2R2n2/p5N1/P6P/8/5P2/6K1 b - - 0 33","m":"a7b7 c6c8 f6e8 c8e8","r":500,"t":"endgame mate mateIn2 short"},{"i":"N4RDi","f":"2krr3/ppp2p1p/5p2/3qn3/3Q4/2P3N1/PP1R1PPP/3R2K1 b - - 0 20","m":"d5a2 d4d8 e8d8 d2d8","r":580,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"N4VnW","f":"4r1k1/p1p2ppp/2p3r1/4R3/8/2N4P/PPP2PP1/3R2K1 b - - 0 21","m":"e8e5 d1d8 e5e8 d8e8","r":420,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N4cle","f":"3b4/3B1p2/2P1pk1p/3p1bp1/3P4/2r1P2P/3n1PPB/3R2K1 w - - 0 28","m":"d1d2 c3c1 d2d1 c1d1","r":484,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N52jR","f":"3r2k1/p2N1pp1/n1p4p/8/8/2P5/PPP1RPPP/6K1 w - - 1 19","m":"d7e5 d8d1 e2e1 d1e1","r":422,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N56qK","f":"8/7p/6pk/3rp3/8/P7/1QP2PPP/4R1K1 w - - 4 31","m":"e1e5 d5d1 e5e1 d1e1","r":558,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"N5IJI","f":"6k1/pp1r1pp1/4p2p/2P1P3/1P3n2/P7/3BRPPP/6K1 w - - 0 29","m":"d2f4 d7d1 e2e1 d1e1","r":508,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N5cmw","f":"7k/7p/PR3K2/8/3p4/1Pr5/r7/8 b - - 4 40","m":"d4d3 b6b8 c3c8 b8c8","r":498,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"N5kSO","f":"4r2k/5ppp/p7/1p1n4/3N4/8/PP4PP/2R2K2 b - - 4 27","m":"e8e4 c1c8 e4e8 c8e8","r":442,"t":"backRankMate endgame mate mateIn2 short"},{"i":"N5oo0","f":"5rk1/1p4p1/p1p1R1Qp/2r5/8/8/PP4PP/6qK w - - 0 27","m":"h1g1 c5c1 e6e1 c1e1","r":553,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"N5pRC","f":"6k1/2p3p1/p6p/1pP2p2/1P2bB2/P1Pr2P1/5P1P/4R1K1 w - - 1 29","m":"e1e3 d3d1 e3e1 d1e1","r":524,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"N5wCW","f":"1rR4k/p5pp/5pq1/8/8/8/PP3PPP/2R3K1 b - - 1 26","m":"b8c8 c1c8 g6e8 c8e8","r":510,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"N64S7","f":"3rr1k1/7p/2qP2p1/4R3/pP3P2/P3Q3/1B4PP/6K1 b - - 0 36","m":"d8d6 e5e8 c6e8 e3e8","r":474,"t":"endgame master mate mateIn2 short"},{"i":"N6eIJ","f":"8/1bp2Rpk/1p1pB3/1P1Pp1p1/2P1n3/2r3B1/6PP/6K1 w - - 0 31","m":"f7c7 c3c1 g3e1 c1e1","r":595,"t":"endgame master mate mateIn2 short"},{"i":"N78OI","f":"3r3k/p5pp/1p3p2/3Qr3/8/1P2RP1P/1P3P2/4R1K1 b - - 0 32","m":"e5d5 e3e8 d8e8 e1e8","r":556,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"N864i","f":"4r1k1/5pp1/p6p/3P4/2q2P2/1p5P/pP6/K4Q2 w - - 0 34","m":"f1c4 e8e1 c4c1 e1c1","r":560,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"N8DEe","f":"6k1/6p1/3p3p/4p3/8/1P1q4/rPP2PPP/3R2K1 w - - 0 26","m":"d1d3 a2a1 d3d1 a1d1","r":434,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"N8nKs","f":"5Rk1/2r2p1p/2p2Pp1/4P3/1p5P/3p2P1/1P4K1/R7 b - - 0 47","m":"g8f8 a1a8 c7c8 a8c8","r":557,"t":"endgame master mate mateIn2 rookEndgame short"},{"i":"N8tSL","f":"6k1/pp6/4rpp1/3p3p/6nP/2P2R1N/PP2rPP1/R5K1 w - - 2 31","m":"h3f4 e2e1 a1e1 e6e1","r":596,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"N8zhh","f":"r5k1/p4Qpp/1n6/4P3/2p5/8/Pq4PP/5R1K b - - 0 25","m":"g8h8 f7f8 a8f8 f1f8","r":540,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"N96Ke","f":"2rr2k1/p4ppp/8/2p1p1P1/4qnQP/1P6/P4R1K/R7 b - - 0 31","m":"d8d3 g4c8 d3d8 c8d8","r":575,"t":"backRankMate hangingPiece mate mateIn2 middlegame short"},{"i":"N97dd","f":"1r4k1/5p1p/6p1/3R1b2/B7/1PB2q2/PK1R3P/8 b - - 2 31","m":"f3f1 d5d8 b8d8 d2d8","r":556,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"N9Lyj","f":"2R5/pp3Bpk/2p5/8/3pr3/6Bp/P1P2P1P/7K w - - 6 34","m":"f7c4 e4e1 c4f1 e1f1","r":512,"t":"endgame mate mateIn2 short"},{"i":"N9Voy","f":"6k1/R5p1/6P1/5P2/5K2/8/p5r1/8 b - - 6 54","m":"g2b2 a7a8 b2b8 a8b8","r":596,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"N9bKL","f":"r1r3k1/pR3ppp/4p3/3nN3/8/P2PP1Pb/1R2BP1P/6K1 w - - 1 26","m":"e2f3 c8c1 f3d1 c1d1","r":554,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"NAGNd","f":"1r4k1/1p3ppb/2pn3p/1p1pR2P/3P2P1/P1P5/5P2/4R1K1 b - - 2 25","m":"d6c4 e5e8 b8e8 e1e8","r":590,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NALBS","f":"2k3rr/pbpp1R2/1p2p3/4n3/3P4/2P1P3/P1P3Q1/4KR2 b - - 0 23","m":"g8g2 f7f8 h8f8 f1f8","r":510,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NARXQ","f":"2rr2k1/pp3p1p/5bp1/8/8/P3P3/4bPPP/1RB1R1K1 w - - 0 19","m":"e1e2 d8d1 e2e1 d1e1","r":515,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NATNZ","f":"8/ppp1k1pp/4N3/5Q2/2Pr3P/1P1p3R/P2P2r1/3K4 w - - 3 30","m":"e6d4 g2g1 f5f1 g1f1","r":579,"t":"endgame mate mateIn2 short"},{"i":"NAYqH","f":"3r4/1p3k1p/p7/2B1p3/r5R1/8/5PPP/3R2K1 w - - 2 28","m":"d1d8 a4a1 d8d1 a1d1","r":565,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NAyos","f":"3r2k1/p4ppp/2p1p3/4P3/P7/R1P5/3r1PPP/1R4K1 w - - 3 21","m":"a3b3 d2d1 b1d1 d8d1","r":492,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NB9He","f":"3r2k1/p4p1p/2p2p1B/r7/3R4/P6P/5PP1/1R4K1 b - - 0 24","m":"d8d4 b1b8 d4d8 b8d8","r":465,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NBYA2","f":"3rk3/QpB2ppp/2b1pn2/8/8/3r4/P4PPP/q3R1K1 w - - 0 21","m":"e1a1 d3d1 a1d1 d8d1","r":456,"t":"mate mateIn2 middlegame short"},{"i":"NBaNV","f":"r5k1/3N1ppp/1P1bp3/3p4/8/1R2P2P/5PP1/6K1 w - - 1 32","m":"b6b7 a8a1 b3b1 a1b1","r":583,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NBmcp","f":"5k2/8/R4P2/p5nB/4r3/1p1K4/8/8 b - - 4 55","m":"e4b4 a6a8 b4b8 a8b8","r":551,"t":"endgame mate mateIn2 short"},{"i":"NBzJn","f":"6r1/1P5p/P7/8/8/1P1k3P/4p3/4KR2 w - - 0 39","m":"f1f2 g8g1 f2f1 e2f1q","r":492,"t":"advancedPawn endgame mate mateIn2 promotion rookEndgame short"},{"i":"NBztK","f":"r5k1/3p1ppp/4p3/pR6/4P3/5P2/P1r3PP/1R4K1 b - - 1 21","m":"c2a2 b5b8 a8b8 b1b8","r":549,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NCLvV","f":"5r1k/1p4p1/p1p5/7p/PP3brP/3B4/2K2RP1/5R2 b - - 4 37","m":"f4d6 f2f8 d6f8 f1f8","r":505,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NCQV4","f":"r3r2k/1bp2p2/1p3q1p/p2Pp3/2P1B3/2P3RP/P4PQK/6R1 b - - 2 28","m":"e8g8 g3g8 a8g8 g2g8","r":572,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"NCicl","f":"6k1/5ppb/4p3/p1rpPP2/1P4P1/1P6/1K4B1/R7 b - - 0 34","m":"a5b4 a1a8 c5c8 a8c8","r":557,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ND4mL","f":"4r1r1/kp6/p3Q3/3p1n2/8/2R5/PP5P/7K w - - 1 34","m":"e6f5 e8e1 f5f1 e1f1","r":524,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"ND6tm","f":"6k1/2p1rppp/1n2p3/3bP2N/1R1P2P1/7P/8/6K1 b - - 0 37","m":"b6c4 b4b8 e7e8 b8e8","r":583,"t":"endgame mate mateIn2 short"},{"i":"NDCfF","f":"6k1/pp1r2pp/8/4N3/1p6/3b4/P4PPP/2R1K3 b - - 5 28","m":"d7e7 c1c8 e7e8 c8e8","r":561,"t":"endgame mate mateIn2 short"},{"i":"NDQXw","f":"6k1/1p3ppp/4p3/8/3r4/P6P/5PP1/2R3K1 b - - 1 23","m":"d4d7 c1c8 d7d8 c8d8","r":412,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NEqli","f":"2R5/6pk/4R2p/4P3/1r6/6B1/5PPP/6K1 w - - 0 45","m":"e6e8 b4b1 c8c1 b1c1","r":408,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NEscj","f":"q2r3k/3NQ1pp/p1b5/8/1pP5/1P2p1P1/P3R2P/6K1 w - - 8 33","m":"d7e5 d8d1 e2e1 d1e1","r":517,"t":"endgame mate mateIn2 short"},{"i":"NF6hx","f":"6r1/pk1r4/1pp5/B7/2P2Q2/8/PP3PPP/6K1 w - - 3 29","m":"a5c3 d7d1 c3e1 d1e1","r":431,"t":"endgame mate mateIn2 short"},{"i":"NF6ol","f":"4r1k1/6pp/R7/1p2rp2/8/7P/PP1p1PP1/3R1K2 w - - 4 30","m":"a6d6 e5e1 d1e1 e8e1","r":443,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"NFIgB","f":"2r3k1/3Q1pp1/p6p/3p4/P1r5/6N1/5PPP/R5K1 w - - 1 27","m":"g3f5 c4c1 a1c1 c8c1","r":464,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NFKho","f":"6k1/p2r1ppp/8/5p2/2Rp4/7P/5PP1/6K1 b - - 1 32","m":"d4d3 c4c8 d7d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NFRgI","f":"3r2k1/5ppp/R7/1p6/8/5PP1/P2p3P/3K4 b - - 1 31","m":"d8d5 a6a8 d5d8 a8d8","r":423,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NFWOP","f":"6k1/1p1r1ppp/2n5/B7/P7/5P2/1P4PP/2R2K2 b - - 0 24","m":"c6a5 c1c8 d7d8 c8d8","r":445,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NFjXv","f":"r4rk1/3q2p1/p4p1p/1pb1pP2/7Q/2B3RR/1PP3PP/7K w - - 3 25","m":"h4h6 d7d1 c3e1 d1e1","r":471,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NFna2","f":"r3Q2k/pp4pp/2p5/8/3P1r2/2P3qP/PP2R1P1/R6K b - - 8 26","m":"a8e8 e2e8 f4f8 e8f8","r":456,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"NGCCW","f":"6k1/1prn1ppp/p5b1/3R4/8/4P3/P4PPP/R5K1 b - - 0 23","m":"d7f6 d5d8 f6e8 d8e8","r":453,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NGCxf","f":"4r2k/p1p4p/5q2/8/8/8/PPP3PP/5R1K w - - 0 26","m":"f1f6 e8e1 f6f1 e1f1","r":454,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NGeWX","f":"1r4k1/2p3pp/2p1b3/B1P2p2/3rp3/2P5/P2R1PPP/6K1 w - - 0 26","m":"d2d4 b8b1 d4d1 b1d1","r":554,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NGoGO","f":"3r3k/p4rp1/7p/1ppBR3/8/8/P1P2PPP/6K1 w - - 0 28","m":"d5f7 d8d1 e5e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NHFiT","f":"7k/p1p3p1/1p5p/1Ppn1B2/P4P2/4r3/6PP/3R2K1 b - - 1 31","m":"d5f4 d1d8 e3e8 d8e8","r":454,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NHMn3","f":"6k1/5pp1/p3p2p/6qn/2P2nP1/P4P1P/1P1Q3K/1B6 b - - 0 36","m":"h5f6 d2d8 f6e8 d8e8","r":505,"t":"endgame mate mateIn2 short"},{"i":"NHu7N","f":"3rQ1k1/pp3ppp/2b3q1/8/8/P4N2/1P1NRPPP/4R1K1 b - - 0 21","m":"d8e8 e2e8 c6e8 e1e8","r":510,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NIFtc","f":"5q1k/7p/5QpP/p2p2P1/2r2PK1/8/r7/4R3 b - - 2 42","m":"f8f6 e1e8 f6f8 e8f8","r":523,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"NIMXQ","f":"r2q1r1k/1p4bp/p1np4/2p1p2R/2B5/1PN1Pp2/PBPP3Q/2K5 b - - 1 19","m":"h7h6 h5h6 g7h6 h2h6","r":542,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"NIanB","f":"1r6/6k1/4R2p/p5p1/P2P4/2r1p3/RB4PP/6K1 w - - 0 35","m":"b2c3 b8b1 c3e1 b1e1","r":568,"t":"endgame mate mateIn2 short"},{"i":"NJSHC","f":"r4k2/5pr1/p2p1q1p/1ppP3B/3bR3/7P/PP2QPP1/4R1K1 b - - 1 26","m":"f6g5 e4e8 a8e8 e2e8","r":580,"t":"mate mateIn2 middlegame short"},{"i":"NJWhF","f":"6k1/5p1p/p5p1/2b1Pp2/5P2/6Q1/3rN1PP/2q4K w - - 0 30","m":"e2c1 d2d1 g3e1 d1e1","r":554,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"NJfZ4","f":"4r1k1/pp3p1p/2p1R1p1/3p3N/6Q1/2PB4/PP4PP/4q2K w - - 1 27","m":"e6e1 e8e1 d3f1 e1f1","r":522,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NJgph","f":"1k1r3r/1pp3pp/p1n5/2b5/B7/2P2N1Q/PP3PPP/R1Bq2K1 w - - 8 20","m":"a4d1 d8d1 f3e1 d1e1","r":555,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"NJjW7","f":"3r1k1r/3R1p2/R7/1p3Np1/1Pb3P1/2P3K1/5P2/8 b - - 6 40","m":"d8d7 a6a8 d7d8 a8d8","r":581,"t":"endgame mate mateIn2 short"},{"i":"NKANy","f":"2k1Qr2/ppp2r2/2n4p/2q5/6pN/6P1/PP4PP/3RR2K b - - 7 25","m":"f8e8 e1e8 c6d8 d1d8","r":481,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"NKCgb","f":"6k1/1p2r1p1/p2p2n1/6Np/3P4/8/PP1K3P/2R5 b - - 3 32","m":"g6f4 c1c8 e7e8 c8e8","r":470,"t":"endgame mate mateIn2 short"},{"i":"NKLPb","f":"3r1rk1/p4pp1/1p3n1p/2p5/2P1R1nN/PP6/5PPP/R1B3K1 w - - 1 25","m":"e4e7 d8d1 e7e1 d1e1","r":504,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"NLHvP","f":"7k/q4pbr/2p1N3/4p1p1/1p2P1P1/P3NR1P/5Q1K/8 b - - 0 32","m":"f7e6 f3f8 g7f8 f2f8","r":458,"t":"endgame mate mateIn2 sacrifice short"},{"i":"NLMZ3","f":"r5k1/6pp/p3pr2/1p2R3/2p5/QP6/P4qPP/R4BK1 w - - 0 25","m":"g1h1 f2f1 a1f1 f6f1","r":598,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NLPKr","f":"1k6/ppp5/8/1P6/2P3K1/P2r2p1/5r2/R3R3 b - - 2 31","m":"g3g2 e1e8 d3d8 e8d8","r":555,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NLmvi","f":"3r1bk1/pp6/n4P2/8/1Pq5/P4N1p/5PPB/2R3K1 w - - 0 34","m":"c1c4 d8d1 f3e1 d1e1","r":411,"t":"endgame master mate mateIn2 short"},{"i":"NM9S0","f":"3rr1k1/p3bp1p/5p2/8/2pNR3/8/PP3PPP/RN4K1 w - - 1 19","m":"d4f5 d8d1 e4e1 d1e1","r":447,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NMKjF","f":"3r1bk1/ppp3pp/4b3/4Bp2/5P2/2PB2Q1/6PP/1q5K w - - 0 26","m":"d3b1 d8d1 g3e1 d1e1","r":556,"t":"backRankMate endgame fork master mate mateIn2 short"},{"i":"NMUkF","f":"1r4k1/5p1p/2RNp1p1/p3P3/3P1n2/P7/5PPP/5K2 w - - 1 38","m":"g2g3 b8b1 c6c1 b1c1","r":400,"t":"endgame mate mateIn2 short"},{"i":"NMUmJ","f":"3r2k1/1p3ppp/p1p5/2Pq4/1P2p3/P3P3/2Q2PPP/4R1K1 w - - 0 25","m":"e1d1 d5d1 c2d1 d8d1","r":431,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NMcMA","f":"r3r1k1/pp3p1p/1bp2qpQ/3pP3/5P2/3B4/P5PP/1RB4K w - - 2 23","m":"e5f6 e8e1 d3f1 e1f1","r":417,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NMyA7","f":"4r3/kp3p2/8/p5Pp/P4qb1/2PR4/2P3PP/5R1K w - - 0 26","m":"f1f4 e8e1 f4f1 e1f1","r":467,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NN2kF","f":"1r2k3/2p5/3p4/p2P1B2/P2P4/2R3p1/6P1/1q4K1 w - - 0 54","m":"f5b1 b8b1 c3c1 b1c1","r":406,"t":"endgame mate mateIn2 short"},{"i":"NN4BY","f":"2rr2k1/2pR1ppp/2n5/pNp5/Pn6/5PPP/1P4B1/3R2K1 b - - 5 22","m":"c6e5 d7d8 c8d8 d1d8","r":577,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NN4qw","f":"5r1k/pppr2pp/2b5/8/5Q2/1P4RP/1PP1R1PK/8 b - - 0 34","m":"f8f4 e2e8 f4f8 e8f8","r":483,"t":"endgame mate mateIn2 short"},{"i":"NNLez","f":"6k1/5p2/p5p1/7p/3Bp3/r2nP1P1/5PKP/1R6 b - - 1 34","m":"a3a2 b1b8 g8h7 b8h8","r":532,"t":"endgame mate mateIn2 operaMate short"},{"i":"NNUUP","f":"2r3k1/p1r3p1/1p3bK1/1P1R2P1/8/7P/8/3R4 b - - 0 42","m":"f6c3 d5d8 c8d8 d1d8","r":456,"t":"endgame mate mateIn2 short"},{"i":"NNaWW","f":"1b3r1k/p4rp1/7p/1P1Q4/P1P5/7P/6P1/R6K w - - 6 32","m":"c4c5 f7f1 a1f1 f8f1","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NNbMu","f":"2r4k/1p4bp/p5p1/3Rpp2/1q2p3/1PP1P2P/1P3PPB/6K1 w - - 0 24","m":"c3b4 c8c1 d5d1 c1d1","r":489,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NNeMJ","f":"5r1k/5Q1p/5p2/7N/1pp5/5qP1/1Pn2P1P/2RR2K1 b - - 3 29","m":"f8f7 d1d8 f7f8 d8f8","r":541,"t":"endgame mate mateIn2 short"},{"i":"NNlbv","f":"r1b1r1k1/ppp2ppp/2p5/4P3/2B5/8/PPP3PP/2KR3R b - - 2 15","m":"e8e5 d1d8 e5e8 d8e8","r":596,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"NNqxd","f":"3r4/8/6Qp/5p1P/P5p1/1P1r2Pk/4RP2/6K1 w - - 1 41","m":"g6f5 d3d1 e2e1 d1e1","r":477,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"NNtui","f":"r1b3k1/pp1rBppp/4p3/n1P5/8/2P5/P3BPPP/R2R2K1 b - - 0 20","m":"d7e7 d1d8 e7e8 d8e8","r":434,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NNx6b","f":"7k/p5pp/1p6/5P2/2p5/P2nR3/5r2/6K1 b - - 5 35","m":"f2f5 e3e8 f5f8 e8f8","r":405,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NOWSK","f":"1k6/1p6/pP5p/8/8/4R1Pp/3N1P2/q2r1NK1 b - - 6 39","m":"d1d2 e3e8 d2d8 e8d8","r":484,"t":"endgame mate mateIn2 short"},{"i":"NPIpd","f":"3r4/5qpk/p6p/4B3/4p3/2P5/PP4PP/5R1K w - - 0 34","m":"f1f7 d8d1 f7f1 d1f1","r":439,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NPN7I","f":"8/1p5p/2pP1k2/4p1p1/r3Pp2/2Q3Pb/5P1P/6K1 w - - 0 34","m":"c3b3 a4a1 b3b1 a1b1","r":484,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NQF70","f":"3rk3/b4bpp/2R5/3p1nB1/8/7P/1P4PK/8 b - - 3 30","m":"d8d7 c6c8 d7d8 c8d8","r":477,"t":"endgame mate mateIn2 operaMate short"},{"i":"NQX86","f":"r3k2r/ppR1ppbp/8/3pNp1n/1P3B2/4P3/PP3PPP/2R3K1 b kq - 3 19","m":"h5f4 c7c8 a8c8 c1c8","r":582,"t":"mate mateIn2 middlegame short"},{"i":"NQh2p","f":"8/6kp/pp1q1pp1/2p5/1P6/2Q1P3/P4PPP/6K1 w - - 1 26","m":"b4c5 d6d1 c3e1 d1e1","r":503,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"NQh7a","f":"4r3/R6p/2N2k2/1p3p2/1P6/1K3P2/P1P3PP/3n4 w - - 9 32","m":"a7h7 e8e3 c2c3 e3c3","r":599,"t":"endgame mate mateIn2 short"},{"i":"NQi5I","f":"6k1/4rppp/8/1r2N3/5P2/8/3RK1PP/8 b - - 0 39","m":"f7f6 d2d8 e7e8 d8e8","r":436,"t":"endgame mate mateIn2 short"},{"i":"NQqCC","f":"4rrk1/p5p1/2p5/2Q2p2/3p4/3P2N1/PPP3PP/R3q2K w - - 2 25","m":"a1e1 e8e1 g3f1 e1f1","r":477,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NRMrA","f":"q5k1/6pp/p7/4N3/1R3PP1/PP1PK2P/2r5/8 b - - 4 50","m":"a8g2 b4b8 c2c8 b8c8","r":584,"t":"endgame mate mateIn2 short"},{"i":"NRP45","f":"8/1p1b1kpp/p4p2/2N5/8/r1P1R3/6PP/7K w - - 0 37","m":"c5d7 a3a1 e3e1 a1e1","r":511,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"NRPil","f":"2r3k1/5ppp/p7/8/3r4/1P6/P4PPP/3R2K1 w - - 0 27","m":"d1d4 c8c1 d4d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NRY4v","f":"4r1k1/pp3b2/2p3p1/7p/3p2P1/P4B2/1PP3Q1/1K2q2R w - - 5 35","m":"h1e1 e8e1 f3d1 e1d1","r":548,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NRb2o","f":"3r2k1/5ppp/4p3/1R6/1Pp1n3/4P3/2N2PPP/6K1 w - - 1 30","m":"f2f3 d8d1 c2e1 d1e1","r":581,"t":"endgame mate mateIn2 short"},{"i":"NS4bq","f":"6k1/1b3ppp/p3pn2/1p2n3/5P2/1P6/P1rrB1PP/3R1R1K b - - 0 25","m":"d2e2 d1d8 f6e8 d8e8","r":415,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NS4fd","f":"1r4k1/5pp1/1Pb1p2p/1p6/2p5/2P2P1P/6P1/1B1R2K1 b - - 2 34","m":"b8b6 d1d8 c6e8 d8e8","r":502,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NSHHx","f":"Q2R1bk1/5pp1/4p1q1/p6p/2P4P/6P1/1p3PK1/8 b - - 13 42","m":"b2b1q d8f8 g8h7 f8h8","r":518,"t":"endgame mate mateIn2 short"},{"i":"NSUHN","f":"4r1k1/5p1p/r6P/6p1/P3R1n1/1R6/1P3q2/1K6 b - - 0 36","m":"e8e4 b3b8 e4e8 b8e8","r":441,"t":"endgame mate mateIn2 short"},{"i":"NSZx3","f":"r3r1k1/pp3pp1/2n3qp/8/7b/1PP1Q1Nb/P1B1RP1P/R1B3K1 b - - 2 22","m":"g6f6 e3e8 a8e8 e2e8","r":586,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"NSeGo","f":"6k1/R6p/5Kp1/4p3/2r5/8/7P/8 b - - 0 45","m":"e5e4 a7a8 c4c8 a8c8","r":530,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"NSg9Z","f":"8/R4ppk/P6p/3r4/1B6/2P1PbP1/2P2P1P/6K1 w - - 3 35","m":"h2h4 d5d1 g1h2 d1h1","r":421,"t":"endgame mate mateIn2 operaMate short"},{"i":"NSgkZ","f":"2k1r3/2P4p/1p2q3/8/1PP3n1/P5Q1/5PP1/R4RK1 w - - 0 32","m":"f1e1 e6e1 a1e1 e8e1","r":531,"t":"endgame mate mateIn2 short"},{"i":"NTBSO","f":"3R1nk1/2r2p2/6p1/p2R3p/P7/8/5PPP/6K1 w - - 0 31","m":"d5a5 c7c1 d8d1 c1d1","r":441,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NTT4X","f":"6k1/p3p2p/1p1pN1q1/3P1r2/2Q5/6P1/PP3PP1/6K1 b - - 8 33","m":"f5h5 c4c8 g6e8 c8e8","r":403,"t":"endgame mate mateIn2 short"},{"i":"NTf3N","f":"6k1/1p5p/p5p1/5n2/2P1p3/1P1r4/P1R2PPP/4R1K1 w - - 1 24","m":"e1e4 d3d1 e4e1 d1e1","r":509,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NTfNI","f":"2r3k1/p2Rpp1p/1p3bp1/8/8/8/q2Q1PPP/6K1 w - - 0 24","m":"d2a2 c8c1 d7d1 c1d1","r":534,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NTvH4","f":"R7/2r3kp/6p1/1p1b4/4N3/8/4RPPP/6K1 w - - 1 32","m":"a8e8 c7c1 e2e1 c1e1","r":488,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NUN3f","f":"8/4rk2/2p2pp1/P7/2b5/8/1Q3RPP/3Rr1K1 w - - 10 36","m":"d1e1 e7e1 f2f1 e1f1","r":447,"t":"endgame mate mateIn2 operaMate short"},{"i":"NVM6W","f":"8/1Rbr2pp/5nk1/8/P7/4R2P/6P1/6K1 w - - 1 33","m":"g1h1 d7d1 e3e1 d1e1","r":488,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NVtGf","f":"6k1/7p/1pp1P1p1/p1p3q1/Pn1rR3/1P6/5PPP/2Q3K1 w - - 0 34","m":"c1g5 d4d1 e4e1 d1e1","r":467,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NWLWB","f":"r2qk2r/pp2nppp/b2P4/8/4QB2/8/PPP2PPP/RN4K1 w kq - 1 14","m":"d6e7 d8d1 e4e1 d1e1","r":556,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"NWSZ4","f":"5r1k/p4Qpp/2p5/1p6/8/P7/1P3PP1/3R2K1 b - - 0 30","m":"f8f7 d1d8 f7f8 d8f8","r":597,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NWpew","f":"3r3k/ppb2Qpp/2n5/7q/8/1B3N2/PPb2PPP/R1B3K1 w - - 3 23","m":"f7h5 d8d1 f3e1 d1e1","r":592,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"NWtT1","f":"r1R3k1/4pp2/6p1/P7/1P4p1/1q6/1B3PPP/2R3K1 b - - 6 30","m":"a8c8 c1c8 g8h7 c8h8","r":512,"t":"endgame mate mateIn2 operaMate short"},{"i":"NX2Ux","f":"r7/pR6/8/8/3Pp1r1/P1Pk4/1P5R/2K5 w - - 5 39","m":"b7f7 g4g1 f7f1 g1f1","r":543,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"NX5Xm","f":"5r2/p1p1q1k1/1p5p/3Q2p1/3P4/P1P3P1/6PP/5R1K w - - 1 27","m":"f1f8 e7e1 f8f1 e1f1","r":474,"t":"endgame mate mateIn2 short"},{"i":"NXAxG","f":"2r1R1k1/ppp2p2/3p2p1/3P1q1p/1P6/2B5/P4PPP/4R1K1 b - - 1 25","m":"c8e8 e1e8 g8h7 e8h8","r":586,"t":"endgame mate mateIn2 operaMate short"},{"i":"NXVRi","f":"r1b2r1k/pp5p/n2p2p1/2qBB3/2P5/PP2P1P1/4NP1P/Q4RK1 b - - 0 18","m":"d6e5 a1e5 f8f6 e5f6","r":558,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"NXbEE","f":"5rk1/4Q2p/2p2rb1/4p3/8/2N4P/PPP5/1K4R1 w - - 1 29","m":"c3e4 f6f1 g1f1 f8f1","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NXvpL","f":"3r2k1/5ppp/1R2p3/Pp2P3/3R1P2/5b1P/2P5/6K1 b - - 1 35","m":"d8d4 b6b8 d4d8 b8d8","r":453,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NY3Wt","f":"2r3k1/pp3p1p/6p1/4Pb2/8/4B3/PP2RPPP/6K1 w - - 0 24","m":"e3a7 c8c1 e2e1 c1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NYIae","f":"1k2r3/pp2qp2/3r3Q/1P6/2P2bB1/8/P4PPP/1N1R2K1 w - - 0 24","m":"h6f4 e7e1 d1e1 e8e1","r":488,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"NYKhI","f":"4k3/p4R2/bp1R4/2np2q1/1Q4B1/2P5/PP4PP/7K w - - 13 43","m":"f7a7 g5c1 g4d1 c1d1","r":525,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NYZBa","f":"3rR1k1/5p2/p1r3b1/3p2pp/3B4/2P5/P4PPP/4R1K1 b - - 1 24","m":"d8e8 e1e8 g8h7 e8h8","r":476,"t":"endgame mate mateIn2 operaMate short"},{"i":"NYs4W","f":"rnb4k/pp4pp/2p5/4P2B/5r2/8/PPP4P/2KR3R b - - 1 19","m":"c8g4 d1d8 f4f8 d8f8","r":471,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NYyIO","f":"8/7p/1R4pk/8/P6N/1P4Pb/2r2P1P/6K1 w - - 2 36","m":"h4g2 c2c1 g2e1 c1e1","r":591,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NZ2CK","f":"6k1/pp2rpp1/2p3p1/3b4/6P1/P1P3BP/2P2P2/3R2K1 w - - 2 28","m":"d1d2 e7e1 g1h2 e1h1","r":508,"t":"endgame mate mateIn2 operaMate short"},{"i":"NZ7U6","f":"8/8/p3pN1k/1p1p1prP/2nP4/8/PPP5/2K1R3 w - - 0 34","m":"e1e6 g5g1 e6e1 g1e1","r":599,"t":"endgame mate mateIn2 short"},{"i":"Na28Z","f":"5k2/5p1p/p1r3p1/1p6/8/P2r4/1P3PPP/3R2K1 w - - 0 31","m":"d1d3 c6c1 d3d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Na8C9","f":"6k1/1p1b1rBp/2r3pP/8/p4p2/P2R1P2/1P6/1K2R3 b - - 1 35","m":"d7f5 e1e8 f7f8 e8f8","r":502,"t":"endgame mate mateIn2 short"},{"i":"NaDh0","f":"1k6/ppp2PpR/5r2/8/3p4/1P1P4/P1P5/2K5 b - - 0 33","m":"f6f7 h7h8 f7f8 h8f8","r":490,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NaElH","f":"5r2/pp4bp/4Q3/3N2k1/8/1P6/P1P3P1/1K3q1R w - - 5 31","m":"h1f1 f8f1 e6e1 f1e1","r":441,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NainV","f":"3rrQ1k/pp4np/4p1p1/3qP3/3P2P1/P1P2R1P/4B3/5RK1 b - - 4 24","m":"e8f8 f3f8 d8f8 f1f8","r":460,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NbC58","f":"6k1/2q2pp1/7p/1p6/rP2P3/8/5PPP/2R3K1 w - - 0 30","m":"c1c7 a4a1 c7c1 a1c1","r":515,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NbNm1","f":"8/1p3rk1/p2p1N2/5K2/2n5/P7/8/6R1 b - - 2 50","m":"g7f8 g1g8 f8e7 g8e8","r":575,"t":"endgame mate mateIn2 short"},{"i":"NbhM7","f":"rn2r1k1/4Pppp/2p2pb1/1p6/8/1P4N1/PP2NPPP/2KR3R b - - 0 18","m":"e8e7 d1d8 e7e8 d8e8","r":493,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Nbo8M","f":"2Rr2k1/1p3ppp/8/3bR3/P4q2/8/1P3PPP/4Q1K1 b - - 0 27","m":"d8c8 e5e8 c8e8 e1e8","r":511,"t":"endgame mate mateIn2 short"},{"i":"NbxpN","f":"3r1k2/ppR1ppbp/6p1/8/4P3/5BP1/P4P1P/6K1 b - - 1 19","m":"d8d2 c7c8 d2d8 c8d8","r":498,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NcUEV","f":"r1Q3k1/q4ppp/5n2/8/4p3/1R4P1/5P1P/2R3K1 b - - 2 33","m":"a8c8 c1c8 f6e8 c8e8","r":537,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NcbWH","f":"2r3k1/2P2ppp/8/3p4/8/3qP1P1/1RR2P1P/1K6 b - - 0 38","m":"c8c7 b2b8 c7c8 b8c8","r":511,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"NcjMy","f":"6k1/pp3ppp/2p1r3/4N3/b4KP1/7P/P4P2/3R4 b - - 1 27","m":"f7f6 d1d8 e6e8 d8e8","r":498,"t":"endgame mate mateIn2 short"},{"i":"Nd1aQ","f":"2kr4/Q1pq1p2/8/7p/4bPp1/1P2B3/P4P1P/2R3K1 w - - 2 27","m":"e3b6 d7d1 c1d1 d8d1","r":539,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"Nd5Eu","f":"3r4/3r2kp/2p1pRp1/4n2B/p3P2Q/PpP5/1P4PP/K2q1R2 w - - 6 31","m":"h5d1 d7d1 f1d1 d8d1","r":564,"t":"mate mateIn2 middlegame short"},{"i":"Nd6D7","f":"2R2rk1/1p3pp1/pq1p1b1p/2pP4/2P2P2/1P1B2PP/P3Q3/4R2K b - - 0 27","m":"f8c8 e2e8 c8e8 e1e8","r":487,"t":"endgame kingsideAttack mate mateIn2 pillsburysMate sacrifice short"},{"i":"Ndnb0","f":"7k/4q1p1/p6p/1p1Rp3/b1n1B3/P1N1P2P/1BP4r/2KR4 b - - 5 31","m":"e7g5 d5d8 g5d8 d1d8","r":540,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"NdqKn","f":"2r1k1r1/1R3p2/p3p3/3pPp1Q/3P4/5N2/5P1P/1Rq4K w - - 2 27","m":"b1c1 c8c1 f3e1 c1e1","r":558,"t":"endgame mate mateIn2 short"},{"i":"NdtAu","f":"1r3k1r/3R1p1p/1p3Pnp/4P3/8/8/PPP3PP/2KR4 b - - 1 27","m":"g6e5 d7d8 b8d8 d1d8","r":550,"t":"endgame mate mateIn2 short"},{"i":"Ne63j","f":"6k1/5ppp/4p3/3p4/5PPP/P4QK1/1q6/8 b - - 2 32","m":"d5d4 f3a8 b2b8 a8b8","r":421,"t":"backRankMate endgame mate mateIn2 queenEndgame short"},{"i":"Ne8Gp","f":"r1b1r1k1/ppp1Qppp/8/2n5/8/5N2/PPP2PPP/2KR1B1R b - - 0 14","m":"e8e7 d1d8 e7e8 d8e8","r":549,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NeBrY","f":"1k2R1r1/ppp5/2p3Q1/3q4/3P4/2P5/PP5P/6K1 b - - 4 31","m":"g8e8 g6e8 d5d8 e8d8","r":591,"t":"endgame mate mateIn2 short"},{"i":"NeCV7","f":"RrQ3k1/5pp1/5n1p/3p4/3P1q2/2PB3P/6P1/6K1 b - - 9 32","m":"b8c8 a8c8 f6e8 c8e8","r":539,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NeDIE","f":"Q4rk1/p4p1p/4N3/P5p1/2nR4/8/2q2PPP/3R2K1 b - - 0 23","m":"f8a8 d4d8 a8d8 d1d8","r":595,"t":"endgame mate mateIn2 short"},{"i":"NexrF","f":"2RR3r/1p2kppp/p7/4N3/4n3/4P3/Pr4PP/6K1 w - - 1 19","m":"d8h8 b2b1 c8c1 b1c1","r":485,"t":"endgame mate mateIn2 short"},{"i":"NfIhn","f":"5kr1/3n1pq1/8/pp6/1P1PQ2P/P1P1P1n1/5P2/R1B2RK1 w - - 0 29","m":"f2g3 g7g3 e4g2 g3g2","r":447,"t":"mate mateIn2 middlegame short"},{"i":"NfJcC","f":"1r5k/6pp/1Q3b2/3B4/p7/8/6PP/2R3K1 b - - 0 35","m":"b8b6 c1c8 f6d8 c8d8","r":582,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NfLC5","f":"3r2k1/p4ppp/4p2b/2R5/P2B2bP/1P6/5P2/6K1 b - - 0 28","m":"d8d4 c5c8 d4d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nfblk","f":"8/5ppk/4p2p/3q4/Q2P3P/1p6/1P3P2/K1R4R w - - 4 44","m":"c1c3 d5h1 c3c1 h1c1","r":575,"t":"endgame hangingPiece mate mateIn2 short"},{"i":"NfjK2","f":"6rk/1p1bqprp/2p5/p1PpP2Q/3NpP2/PP4P1/5K1R/7R b - - 10 31","m":"e7c5 h5h7 g7h7 h2h7","r":575,"t":"kingsideAttack mate mateIn2 middlegame sacrifice short"},{"i":"NfxGY","f":"2bkr3/2b3p1/2P3pp/3Pr3/3Q4/8/P4PPP/2R3K1 w - - 5 30","m":"d5d6 e5e1 c1e1 e8e1","r":547,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NfzRq","f":"4r1k1/p1R2ppp/8/1p6/4Q3/P5PP/5PK1/8 b - - 0 33","m":"e8e4 c7c8 e4e8 c8e8","r":497,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Ng8cr","f":"5rk1/ppp3pp/3p4/3Pp3/2P1q2N/3Q3n/PP3rPP/R6K w - - 0 23","m":"d3e4 f2f1 a1f1 f8f1","r":552,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"Nh0wW","f":"3r4/6pk/p3P2p/8/8/8/1P4PP/4R2K w - - 2 35","m":"e1e5 d8d1 e5e1 d1e1","r":519,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Nh4kJ","f":"8/6k1/8/3B4/pp2N3/8/Pr3bPP/5R1K w - - 0 36","m":"f1f2 b2b1 f2f1 b1f1","r":513,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nh9E4","f":"2k5/2pp1R2/1p2P3/p3q3/P1P1Bp2/1KN5/1P3r2/8 b - - 0 32","m":"e5e6 f7f8 e6e8 f8e8","r":597,"t":"endgame master mate mateIn2 pillsburysMate short"},{"i":"NhAk3","f":"8/kp1Pq3/p7/5p2/8/8/PPP5/1K5Q w - - 3 39","m":"h1d5 e7e1 d5d1 e1d1","r":428,"t":"endgame mate mateIn2 queenEndgame short"},{"i":"NhJ5S","f":"2k4r/1p6/3R2p1/8/8/2N5/PPP3p1/1K6 w - - 0 33","m":"d6g6 h8h1 c3d1 h1d1","r":591,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NhLNV","f":"3r2k1/2R5/2p5/P1P5/4p3/4PbP1/5P1P/6K1 w - - 4 40","m":"h2h4 d8d1 g1h2 d1h1","r":573,"t":"endgame mate mateIn2 operaMate short"},{"i":"NhNpr","f":"4k3/4P3/4K3/5P2/6p1/6p1/7P/8 b - - 1 52","m":"g3h2 f5f6 g4g3 f6f7","r":532,"t":"advancedPawn endgame mate mateIn2 pawnEndgame short"},{"i":"NhQHi","f":"7k/1qr3bp/6p1/p2n1p2/1p1P4/5PP1/PP1BQ1KP/2R3N1 b - - 5 30","m":"c7c1 e2e8 g7f8 e8f8","r":541,"t":"kingsideAttack master mate mateIn2 middlegame short"},{"i":"NhVPZ","f":"Q4rk1/5ppp/8/8/p7/1q6/2R2PPP/2R3K1 b - - 0 27","m":"f8a8 c2c8 a8c8 c1c8","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Nhj6d","f":"5k2/1b1r4/p5Q1/1p6/4Pq2/8/PPPN4/1K4R1 w - - 1 31","m":"g1f1 f4f1 d2f1 d7d1","r":591,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Ni6YB","f":"7k/6pp/3q4/3p3P/8/1P1rn1P1/4Q3/5R1K b - - 3 42","m":"e3f1 e2e8 d6f8 e8f8","r":546,"t":"endgame mate mateIn2 short"},{"i":"Nidx8","f":"2Qr1k2/5ppB/8/p2r4/1p6/4B3/P4PPP/6K1 w - - 2 33","m":"c8c1 d5d1 c1d1 d8d1","r":555,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"NjASm","f":"6k1/p4ppp/p7/8/2NrP3/4K3/nR3PPP/8 b - - 1 26","m":"d4c4 b2b8 c4c8 b8c8","r":483,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NjOf6","f":"3r1rk1/1p3pbp/p4np1/4p3/2P5/4P3/PB2bPPP/RN2R1K1 w - - 0 18","m":"e1e2 d8d1 e2e1 d1e1","r":467,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NjdUG","f":"3Q2k1/5ppp/8/pq6/4P3/2Pr1B1P/1P3PP1/3R2K1 b - - 0 33","m":"d3d8 d1d8 b5e8 d8e8","r":440,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NjmfF","f":"8/p4kpp/8/8/4n3/P7/3r2PP/4R2K w - - 0 23","m":"e1e4 d2d1 e4e1 d1e1","r":476,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NjzgK","f":"3r3k/1p4p1/p1n3Qp/4q3/8/2P5/P1P2PPP/4R1K1 w - - 2 27","m":"e1e5 d8d1 e5e1 d1e1","r":471,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NkDqi","f":"1r4k1/pr2pp1p/6p1/3Pq3/R1PQ4/4P3/5PPP/R5K1 w - - 6 24","m":"d4e5 b7b1 a1b1 b8b1","r":533,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"NkIqv","f":"2r3k1/1R3pp1/4p1b1/2RpP1Np/7P/8/5PP1/6K1 b - - 0 25","m":"c8c5 b7b8 c5c8 b8c8","r":584,"t":"endgame mate mateIn2 short"},{"i":"NkdKp","f":"r2R2k1/6pp/p1q5/6N1/7P/n3P2K/5P2/3R4 b - - 1 38","m":"a8d8 d1d8 c6e8 d8e8","r":481,"t":"endgame mate mateIn2 short"},{"i":"Nketk","f":"7k/7p/6pP/1B2p3/P2pPr2/4b1K1/5r2/2R5 b - - 7 43","m":"f4e4 c1c8 f2f8 c8f8","r":554,"t":"endgame mate mateIn2 short"},{"i":"Nkqqd","f":"6k1/pRNr1ppp/2p3b1/8/8/P1Nn3P/5PP1/6K1 b - - 0 28","m":"d3c5 b7b8 d7d8 b8d8","r":513,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NkvWp","f":"6k1/5pbp/2p3p1/P3p3/8/r3P2P/5PPB/2R3K1 w - - 0 26","m":"c1c5 a3a1 c5c1 a1c1","r":552,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nl5Uh","f":"1R6/8/P7/r7/1p4p1/6k1/8/7K w - - 4 47","m":"b8b4 a5a1 b4b1 a1b1","r":579,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Nl70Y","f":"1k1r4/bp1q1pp1/p3p3/4P3/1P2Q3/P3p3/4N1B1/2R1K3 w - - 1 27","m":"e1f1 d7d1 c1d1 d8d1","r":584,"t":"mate mateIn2 middlegame sacrifice short"},{"i":"NlKqc","f":"4r1k1/pQ4p1/4rn2/8/8/5PpP/P5P1/q4R1K w - - 0 24","m":"f1a1 e6e1 a1e1 e8e1","r":454,"t":"endgame mate mateIn2 short"},{"i":"NlLH4","f":"3r4/1pp2b1k/2P3pp/1P2b3/1Q6/4B2P/5PP1/6K1 w - - 1 35","m":"c6b7 d8d1 b4e1 d1e1","r":404,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NlrOR","f":"2k5/2p3p1/Np2pn1p/4b3/qP6/3Q3P/6P1/1RB4K w - - 0 28","m":"d3c4 a4d1 c4f1 d1f1","r":582,"t":"mate mateIn2 middlegame short"},{"i":"NmEui","f":"5rk1/1pq2pp1/1p2b2p/4N3/8/4B1Q1/rP1R1PPP/R5K1 w - - 0 25","m":"a1a2 c7c1 d2d1 c1d1","r":521,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NmHm7","f":"r1b1r2k/pp3pp1/3b3p/3B4/1P1N4/P1P4P/5nP1/RN3R1K w - - 0 23","m":"f1f2 e8e1 f2f1 e1f1","r":509,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"NniZq","f":"6k1/8/2r1N3/3p4/3Pp1n1/r3P1P1/6P1/2R3K1 w - - 0 34","m":"c1c6 a3a1 c6c1 a1c1","r":504,"t":"endgame mate mateIn2 short"},{"i":"NntxD","f":"7k/4p2p/5bpB/p2B4/1pR5/8/P6r/2K5 b - - 2 31","m":"h2h6 c4c8 h8g7 c8g8","r":599,"t":"endgame mate mateIn2 short"},{"i":"No7cT","f":"1k2r3/pp2r1pp/8/8/P5B1/1PbP3P/2P2R2/2K2R2 w - - 3 31","m":"c1d1 e7e1 f1e1 e8e1","r":533,"t":"endgame mate mateIn2 operaMate short"},{"i":"NoCKw","f":"3q4/p5kp/1p3p2/5Pp1/2P1Q3/8/P5PP/2Rr3K w - - 4 36","m":"c1d1 d8d1 e4e1 d1e1","r":445,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NoMDo","f":"6k1/3q1ppp/2p3b1/B2p4/8/r1P3QP/5PP1/2R3K1 b - - 0 24","m":"a3a5 g3b8 d7c8 b8c8","r":584,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Not9o","f":"8/r5pk/5p1p/5N2/3P4/1pP1R3/P4PPP/6K1 w - - 0 35","m":"a2b3 a7a1 e3e1 a1e1","r":448,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nov3E","f":"5r1k/4r1pp/1p6/8/2QR4/5P2/PP4PP/3Rq2K w - - 3 31","m":"d1e1 e7e1 c4f1 e1f1","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Np9OW","f":"4r1k1/5ppp/p2R4/1p6/8/6P1/PPr2P1P/1R4K1 b - - 0 24","m":"e8e2 d6d8 e2e8 d8e8","r":485,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NpVdU","f":"6k1/1N1n2pp/2p5/3r4/1p2N1n1/1P6/2P1R1PP/6K1 w - - 4 31","m":"h2h3 d5d1 e2e1 d1e1","r":530,"t":"endgame mate mateIn2 short"},{"i":"NpZ2m","f":"6k1/6p1/1q2pr1p/4Rp2/P2P4/2r5/5PPP/1R4K1 w - - 0 26","m":"b1b6 c3c1 e5e1 c1e1","r":535,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"NqEN1","f":"3r2k1/1p3pp1/7p/2p5/2P3n1/1q2PNP1/5PP1/1R4K1 w - - 0 33","m":"b1b3 d8d1 f3e1 d1e1","r":569,"t":"endgame mate mateIn2 short"},{"i":"NqKrw","f":"4r1k1/p4p1p/n1R3p1/3p4/8/2B3P1/PP4PP/6K1 b - - 0 26","m":"e8e6 c6c8 e6e8 c8e8","r":579,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NqhW0","f":"8/Q6p/4p1rk/2P1P3/P2P4/6qP/6p1/2B3K1 b - - 2 41","m":"h6h5 a7h7 g6h6 h7h6","r":568,"t":"endgame mate mateIn2 short"},{"i":"Nr908","f":"8/6pk/6rp/8/4Qp2/1P3P1P/P2q1PK1/6R1 w - - 9 39","m":"g2h2 d2f2 g1g2 f2g2","r":473,"t":"endgame mate mateIn2 short"},{"i":"NrCrj","f":"6k1/p4ppp/5n2/2p5/5Q2/P1q2PP1/2P3BP/R3r2K w - - 0 29","m":"a1e1 c3e1 g2f1 e1f1","r":412,"t":"endgame mate mateIn2 short"},{"i":"NrmKF","f":"4r1k1/pp3p2/5q2/8/7Q/8/P5PP/7K w - - 0 32","m":"h4f6 e8e1 f6f1 e1f1","r":475,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Ns3wo","f":"1Q6/5kpp/1p1P1r2/8/2P1p3/1N3bP1/1P3P1n/5RK1 w - - 0 31","m":"g1h2 f6h6 h2g1 h6h1","r":586,"t":"endgame mate mateIn2 operaMate short"},{"i":"NsGeP","f":"6k1/5ppp/3r4/p2P4/2R5/Prn1P2P/1B3PP1/1R4K1 b - - 0 24","m":"c3b1 c4c8 d6d8 c8d8","r":400,"t":"endgame mate mateIn2 short"},{"i":"NsUtu","f":"8/5pp1/7k/2bR4/8/1P3p1B/P3r2P/7K w - - 0 43","m":"d5c5 e2e1 h3f1 e1f1","r":543,"t":"endgame mate mateIn2 short"},{"i":"Nsf8T","f":"8/4kpp1/4p2p/8/1P1P4/3r4/2r2PPP/3R2K1 w - - 0 28","m":"d1d3 c2c1 d3d1 c1d1","r":404,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Nsinr","f":"3r2k1/1p2qppp/p1n2N2/2P2b2/1P1r4/P6P/4QPP1/R3R1K1 b - - 3 22","m":"e7f6 e2e8 d8e8 e1e8","r":587,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"Nsnjr","f":"4r1k1/1p2Qppp/p6b/8/8/P1N5/1PP3PP/1K1R4 b - - 0 24","m":"e8e7 d1d8 e7e8 d8e8","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nss6T","f":"k2r4/p7/Pb1r4/1P6/3p4/7P/2R2PP1/2R3K1 b - - 1 48","m":"d4d3 c2c8 d8c8 c1c8","r":441,"t":"endgame mate mateIn2 short"},{"i":"Nsv87","f":"6r1/p6k/2p2r1p/4Q3/2P1P3/6N1/1P4RP/5q1K w - - 5 42","m":"g3f1 f6f1 g2g1 f1g1","r":579,"t":"endgame mate mateIn2 short"},{"i":"NszaG","f":"5r2/1pk2r1p/2pp2p1/R1n5/1PP5/8/6PP/R1Q2q1K w - - 0 33","m":"c1f1 f7f1 a1f1 f8f1","r":494,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nt1us","f":"8/5Rp1/4p3/7p/PP6/3R2Pk/r4P1P/6K1 w - - 1 40","m":"f7g7 a2a1 d3d1 a1d1","r":592,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Nt1xq","f":"2r5/p5bk/P5pp/3q1p2/3P4/2r1Bp1P/Q4P2/2R2K2 w - - 0 32","m":"a2d5 c3c1 e3c1 c8c1","r":467,"t":"endgame mate mateIn2 short"},{"i":"NtFiE","f":"4r1k1/4Q1pp/4Pp2/8/1p6/3R3P/q5P1/4R2K b - - 0 37","m":"e8e7 d3d8 e7e8 d8e8","r":530,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"NtZIf","f":"2r1rk2/3bq3/p6p/1p1pBpp1/3P4/P1P5/2Q2PPP/R3R1K1 w - - 0 25","m":"e5g3 e7e1 a1e1 e8e1","r":495,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NteGj","f":"6k1/pp2r1p1/6r1/1P1p2Np/2n1P1nP/6PK/P7/2R4R b - - 0 29","m":"c4d2 c1c8 e7e8 c8e8","r":436,"t":"mate mateIn2 middlegame short"},{"i":"Ntgi1","f":"7k/p3r2r/1p1R3P/3P1b2/P3P3/2P2B1R/4K3/8 b - - 0 45","m":"f5h3 d6d8 e7e8 d8e8","r":421,"t":"endgame mate mateIn2 short"},{"i":"Ntz6p","f":"4r1k1/4Qpp1/n2R4/7p/4B1N1/5PP1/2P2K2/1r6 b - - 0 26","m":"e8e7 d6d8 e7e8 d8e8","r":497,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Nu5VZ","f":"3r4/1p3Rbk/p1p3p1/P3p1QN/4P3/8/1P4PP/R2q3K w - - 1 34","m":"a1d1 d8d1 f7f1 d1f1","r":501,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NudCz","f":"2r3k1/1b3pp1/p3pn1p/1pQ5/8/4PN2/PP3PPP/1B1R2K1 b - - 0 21","m":"c8c5 d1d8 f6e8 d8e8","r":419,"t":"endgame kingsideAttack mate mateIn2 pillsburysMate short"},{"i":"Nufp8","f":"6k1/5p1p/2R3p1/1rp1B1b1/8/5P1P/4b1PK/8 b - - 1 32","m":"c5c4 c6c8 g5d8 c8d8","r":471,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Nur6d","f":"r2r2k1/pQ3ppp/4pR2/1p6/4R3/3B4/PPP4P/1K4q1 w - - 1 25","m":"f6f1 g1f1 d3f1 d8d1","r":595,"t":"backRankMate master mate mateIn2 middlegame sacrifice short"},{"i":"Nvg0m","f":"2k2r2/p4r2/1p6/1P5p/P2Np3/2P1P1Pb/4Q2P/3R2K1 w - - 0 33","m":"e2h5 f7f1 d1f1 f8f1","r":506,"t":"endgame mate mateIn2 operaMate short"},{"i":"Nvly1","f":"1k5r/1pp2ppp/1P2p3/8/2p5/2P2q2/3Q1P1P/2KR4 b - - 0 25","m":"f3c6 d2d8 h8d8 d1d8","r":597,"t":"endgame mate mateIn2 sacrifice short"},{"i":"NvrvI","f":"rn6/p1r2P2/kp2b3/8/8/5N2/P4PPP/6KR w - - 0 35","m":"f7f8q c7c1 f3e1 c1e1","r":594,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NvtDM","f":"4r1k1/2p1Qppp/1p6/4P3/8/r4b1P/2P2PP1/3RR1K1 b - - 0 20","m":"e8e7 d1d8 e7e8 d8e8","r":408,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nw6hD","f":"8/pbrP2kp/1p4p1/8/8/P5P1/5P1P/6K1 w - - 0 34","m":"d7d8q c7c1 d8d1 c1d1","r":400,"t":"endgame master mate mateIn2 pillsburysMate short"},{"i":"Nw8nl","f":"1k4Q1/ppp1n3/2n5/3p3p/3P4/2Pq4/PP1N4/R4RK1 b - - 0 25","m":"e7g8 f1f8 c6d8 f8d8","r":580,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"Nx1AQ","f":"6k1/R7/4r1N1/7p/5p2/2P3pP/PP1r1PP1/4R1K1 w - - 2 36","m":"e1e6 d2d1 e6e1 d1e1","r":462,"t":"endgame mate mateIn2 short"},{"i":"Nx1tg","f":"6r1/ppk5/5R1p/1N1pn3/1P6/2P3r1/P4RP1/6K1 b - - 3 29","m":"c7b8 f6f8 g8f8 f2f8","r":472,"t":"endgame mate mateIn2 short"},{"i":"Nx4Rm","f":"4r1k1/5p2/bp5p/3p1Pp1/PP1Q4/8/5RPP/R3r1K1 w - - 1 33","m":"a1e1 e8e1 f2f1 e1f1","r":582,"t":"endgame mate mateIn2 short"},{"i":"Nx7Ds","f":"r5k1/1Q1q1ppp/3p2b1/2r5/p5P1/P1N1RN1P/1P3P2/2K1R3 b - - 0 25","m":"d7b7 e3e8 a8e8 e1e8","r":420,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NxGSC","f":"5r1k/3p2pp/p7/4p3/1p1b2P1/7P/P7/2R4K b - - 0 37","m":"f8f2 c1c8 f2f8 c8f8","r":433,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NxN2A","f":"R5k1/1b4pp/4p3/3pN3/2pP4/2P4P/Q4PPK/1q2r3 b - - 8 29","m":"b7a8 a2a8 b1b8 a8b8","r":500,"t":"endgame mate mateIn2 short"},{"i":"NxeHr","f":"7k/pp4p1/1b4q1/4Q1p1/8/P1P1P1Pp/1P1R1P1P/6K1 w - - 0 37","m":"g3g4 g6b1 d2d1 b1d1","r":469,"t":"endgame mate mateIn2 short"},{"i":"Nxnxi","f":"k7/1p5p/p1q3p1/8/3Q4/1P2N3/P4PPP/6K1 w - - 1 32","m":"e3d5 c6c1 d4d1 c1d1","r":486,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Nxt1A","f":"3r4/8/4R1p1/PR3p2/8/2P4k/1P3P2/6K1 w - - 1 40","m":"a5a6 d8d1 e6e1 d1e1","r":465,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"NyDPE","f":"1Q4k1/5ppp/2q1p3/4b3/8/6P1/5P1P/1R4K1 b - - 0 32","m":"e5b8 b1b8 c6c8 b8c8","r":542,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NyYXz","f":"4rk2/p7/1p4Q1/2pb2B1/Pn5P/6P1/1P3P2/6K1 w - - 7 35","m":"g5f6 e8e1 g1h2 e1h1","r":562,"t":"endgame master mate mateIn2 operaMate short"},{"i":"NzIeK","f":"r2q3k/1bNp2p1/7p/p1n5/2P5/P2BR3/1P3PPP/1K2R3 b - - 0 25","m":"d8c7 e3e8 a8e8 e1e8","r":467,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"NzLDB","f":"2k2b1r/ppp1r1p1/2np1n1p/7B/3P3B/2P2R2/PP4PP/RN5K w - - 0 16","m":"h4f6 e7e1 f3f1 e1f1","r":505,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"NzdVp","f":"1r4k1/Q6p/2pb1pp1/8/4R2q/5B1P/5PP1/6K1 w - - 0 29","m":"e4h4 b8b1 f3d1 b1d1","r":535,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"NziDF","f":"6k1/p4ppp/8/3P4/qp1N1b2/n3pK1P/6P1/2R5 b - - 1 32","m":"b4b3 c1c8 a4e8 c8e8","r":428,"t":"backRankMate endgame mate mateIn2 short"},{"i":"NzuqU","f":"7k/6pp/8/p4p2/3q4/P2P1b2/K7/1R6 b - - 9 45","m":"d4d3 b1b8 d3d8 b8d8","r":459,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"NzzdN","f":"6k1/pp3ppb/4p2p/1P2P3/2rR4/B7/4nPPP/2R2K2 b - - 2 25","m":"c4d4 c1c8 d4d8 c8d8","r":470,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O000j","f":"6k1/5ppp/4pn2/8/2K5/2p1P3/n1Nb1PPP/R7 b - - 3 31","m":"a2c1 a1a8 f6e8 a8e8","r":531,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O0QEA","f":"r1Q3k1/4p2p/3p1ppB/3P4/2R1P3/q4P2/1b3KPP/8 b - - 1 28","m":"a8c8 c4c8 g8f7 c8f8","r":501,"t":"endgame mate mateIn2 operaMate short"},{"i":"O0i2M","f":"r5k1/5pp1/1Q2pn1p/1p1p4/3B4/2P5/2q2PPP/2R3K1 w - - 0 24","m":"c1c2 a8a1 c2c1 a1c1","r":493,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O0mh4","f":"r5k1/5ppp/2r1p3/pp1b4/8/1PPR3P/P1B2PP1/3R2K1 b - - 2 24","m":"d5e4 d3d8 a8d8 d1d8","r":587,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O0pnd","f":"7k/3b2bp/1pN2pp1/pq2p3/2N1P3/3Q4/5PPP/6K1 w - - 0 32","m":"d3d7 b5b1 d7d1 b1d1","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O1jAC","f":"1k2r3/pp6/6p1/1P1NB2p/P3n3/6PP/6K1/5R2 b - - 0 31","m":"e8e5 f1f8 e5e8 f8e8","r":567,"t":"endgame mate mateIn2 short"},{"i":"O1p7k","f":"6k1/5ppp/1p2r3/R1p5/2b5/2P1B1P1/1R2PP1P/6K1 b - - 0 25","m":"b6a5 b2b8 e6e8 b8e8","r":592,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O1tXg","f":"r3r1k1/ppb1qppp/2p2n2/2P5/3B4/5b1P/PPQ1BPP1/3RR1K1 w - - 0 17","m":"e2f3 e7e1 d1e1 e8e1","r":449,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"O2OWw","f":"2r4k/6pp/5p2/2R1p3/R3P3/5P2/6PP/7K b - - 0 32","m":"c8c5 a4a8 c5c8 a8c8","r":539,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"O2fP5","f":"6k1/r4p1b/n2R3p/4B1p1/1P2n1P1/7P/5qB1/R4N1K b - - 1 30","m":"a7e7 d6d8 e7e8 d8e8","r":537,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"O30ih","f":"2q3k1/5pp1/3Pp2p/3n4/P2b4/1P1Q3P/5PPB/6K1 w - - 0 39","m":"d3d4 c8c1 d4d1 c1d1","r":477,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O33iq","f":"2r4k/6pp/p1B2p2/4r3/8/P3N1P1/7P/2BR2K1 b - - 0 30","m":"c8c6 d1d8 e5e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O35Kz","f":"8/ppQ1rpkp/6p1/1N6/4r3/7P/PPP2PP1/3R2K1 w - - 1 24","m":"c7h2 e4e1 d1e1 e7e1","r":473,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O3AMh","f":"4r1k1/6pp/p1p2p2/2Pb4/7Q/P1B3P1/4qP1P/3R2K1 w - - 2 31","m":"d1e1 e2e1 c3e1 e8e1","r":508,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"O3LP2","f":"6k1/1pp1rppp/p7/8/2P5/1P1b3P/P4PPN/3R2K1 b - - 1 25","m":"d3g6 d1d8 e7e8 d8e8","r":486,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O3SS6","f":"3q2k1/5p1p/4p1pP/1p2P3/pP1Q4/P1R3P1/5P2/6K1 b - - 0 40","m":"d8d4 c3c8 d4d8 c8d8","r":466,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"O3dGX","f":"2b1r2k/5p1p/1p4n1/p1p5/3b4/1BNP2R1/PPP3PP/5R1K w - - 2 26","m":"f1f7 e8e1 f7f1 e1f1","r":434,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"O3sMN","f":"6k1/1R3ppp/1p6/p7/8/P6P/1P3PPK/3r4 b - - 1 24","m":"d1d6 b7b8 d6d8 b8d8","r":550,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"O4eA3","f":"1r1rR2k/p1q3pp/8/8/3P4/B3QP1n/P2K1P2/4R3 b - - 6 31","m":"d8e8 e3e8 b8e8 e1e8","r":514,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"O4s81","f":"3r1r2/2p1b1pp/2B5/2kPp3/4n3/R7/PPP4P/1K2R3 w - - 4 26","m":"e1e4 f8f1 e4e1 f1e1","r":555,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O52O2","f":"6k1/5p1p/3rp1p1/p7/4P3/2r5/P4PPP/3R2K1 w - - 0 29","m":"d1d6 c3c1 d6d1 c1d1","r":457,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"O5Vcu","f":"1k1r4/ppb5/8/8/P7/2p3Q1/6P1/7K w - - 5 42","m":"g3c3 d8d1 c3e1 d1e1","r":490,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"O5i2Y","f":"7k/4pp1p/2Bn2p1/2B1b3/8/8/2r2PPP/4R1K1 w - - 4 25","m":"e1e5 c2c1 e5e1 c1e1","r":581,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O5qge","f":"4R3/6pk/p2p1bB1/1p3P2/8/5K2/2p2P2/6r1 b - - 1 38","m":"h7h6 e8h8 h6g5 h8h5","r":586,"t":"endgame mate mateIn2 operaMate short"},{"i":"O6RDm","f":"r1b2rk1/1p1p1ppp/p2Q4/3Np3/3nP2P/5Pq1/PPP3P1/1K1R1B1R w - - 7 18","m":"d1d4 g3e1 d4d1 e1d1","r":527,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"O6bNr","f":"6k1/5pBp/2p1r1pP/p3p2R/4P3/6P1/PRPb4/5K2 b - - 0 27","m":"g6h5 b2b8 e6e8 b8e8","r":542,"t":"endgame mate mateIn2 short"},{"i":"O7Ly3","f":"3r4/4R1pp/p1pB1k2/1p6/1P6/8/2P2PPP/6K1 w - - 3 34","m":"d6c5 d8d1 e7e1 d1e1","r":438,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O7Wta","f":"3rk3/ppp1p3/2n1N3/8/8/3q4/PP3PPQ/1K5R w - - 1 29","m":"b1a1 d3d1 h1d1 d8d1","r":562,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"O7jl8","f":"3Q2k1/1q3rpp/p4b2/1p2p2P/4P3/8/PPP5/1K1R1R2 b - - 1 29","m":"f6d8 d1d8 f7f8 f1f8","r":517,"t":"endgame mate mateIn2 short"},{"i":"O7l6P","f":"1Q6/pb4pk/1p2q2p/5p2/3r4/8/PP3P1P/4R1K1 w - - 2 29","m":"e1e6 d4d1 e6e1 d1e1","r":559,"t":"endgame master mate mateIn2 short"},{"i":"O7si9","f":"2kr4/p1p2p1p/6p1/2P5/1P6/P3q3/6PP/4R2K w - - 0 29","m":"e1e3 d8d1 e3e1 d1e1","r":426,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"O87fu","f":"3r3k/6pp/4Q3/4q3/5p2/8/5PPP/6K1 w - - 0 36","m":"e6e5 d8d1 e5e1 d1e1","r":415,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"O8NLU","f":"3r2k1/p4ppp/1p1Q4/8/3PpN2/P3PqP1/5P1P/2R3K1 b - - 0 25","m":"d8d6 c1c8 d6d8 c8d8","r":483,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O8NlJ","f":"4r1k1/pQ4pp/2p5/3p4/8/2P2P2/4r1PP/q4R1K w - - 0 28","m":"f1a1 e2e1 a1e1 e8e1","r":514,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"O8rGP","f":"r3r1k1/p1p2p2/b2p2pQ/7p/3B1P2/2P5/PPP2RPP/R3q1K1 w - - 4 19","m":"a1e1 e8e1 f2f1 e1f1","r":483,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"O8wfl","f":"r3Q2k/bp4p1/p5P1/1q1pR1Bp/3P3N/7P/P3R2K/8 b - - 3 35","m":"a8e8 e5e8 b5e8 e2e8","r":427,"t":"mate mateIn2 middlegame short"},{"i":"O97kN","f":"2r1r2k/p5pp/8/1p6/1Pn2B2/PQ4P1/5qPP/5R1K w - - 0 27","m":"f1f2 e8e1 f2f1 e1f1","r":463,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O9Ylq","f":"3r3k/3Q2pp/5p2/4b3/1p2N3/8/PP4PP/2R3K1 b - - 0 30","m":"d8d7 c1c8 d7d8 c8d8","r":522,"t":"backRankMate endgame mate mateIn2 short"},{"i":"O9y6T","f":"7k/3n1rpp/p7/5r2/8/2N5/PPP3PP/3RRq1K w - - 2 26","m":"e1f1 f5f1 d1f1 f7f1","r":402,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OAEh9","f":"r7/3k1pp1/8/1pB4p/3PN3/8/5PPP/1R4K1 w - - 0 32","m":"b1b5 a8a1 b5b1 a1b1","r":405,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OAYjt","f":"r1b2rk1/ppp1np1p/2n3pB/4p3/1q2P3/2N5/PPPQ1PPP/3RK2R b K - 14 17","m":"f8d8 d2d8 c6d8 d1d8","r":556,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"OAemY","f":"1r4k1/5ppp/2R5/1p2p3/8/1Q1rP1P1/3P1PKP/2R5 b - - 0 26","m":"d3b3 c6c8 b8c8 c1c8","r":499,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OAhoq","f":"r5k1/pp4pp/4Q3/4R3/8/8/Pq3PPK/8 b - - 0 25","m":"g8h8 e6e8 a8e8 e5e8","r":465,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"OB0R1","f":"r5k1/pp1b1ppp/2p3q1/3p4/3P4/1BP1Q2P/PP3PP1/4R1K1 b - - 0 20","m":"a8e8 e3e8 d7e8 e1e8","r":512,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OBT7m","f":"6k1/5p2/2bN1p1p/2B1R3/rP6/8/5PPP/6K1 w - - 0 38","m":"e5e7 a4a1 e7e1 a1e1","r":575,"t":"endgame mate mateIn2 short"},{"i":"OBVE4","f":"2kr1b1r/ppp3p1/4b3/4q3/B6p/2P5/P1P2PPP/R1B1R1K1 w - - 0 17","m":"e1e5 d8d1 e5e1 d1e1","r":433,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OBZtB","f":"3r4/Bp2kpp1/7p/8/P3P1n1/2Q5/1PP2PPP/6K1 w - - 0 25","m":"h2h3 d8d1 c3e1 d1e1","r":518,"t":"endgame mate mateIn2 short"},{"i":"OBlll","f":"6k1/1p4pp/p1b1Kp2/6PP/2P2rB1/3R4/5r2/R7 b - - 1 37","m":"f4g4 d3d8 c6e8 d8e8","r":595,"t":"endgame mate mateIn2 short"},{"i":"OCHlI","f":"8/1p2kpp1/4N3/p3P3/8/2Pr4/PP3qPP/5R1K w - - 0 28","m":"f1f2 d3d1 f2f1 d1f1","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OCIx9","f":"1Q3qk1/3r1r1p/8/pp5R/6P1/3P4/PPP5/1K5R w - - 3 35","m":"b8b5 f7f1 h1f1 f8f1","r":592,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OCQTu","f":"3r2k1/p7/1n2p1pp/1pp5/6PP/1Q2qP2/PP6/K7 w - - 0 31","m":"b3e3 d8d1 e3c1 d1c1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OCV8Q","f":"8/pk1rn3/1p3p2/2p3p1/3P3p/P1Pr3P/P1R2PPB/1R4K1 w - - 0 23","m":"d4c5 d3d1 b1d1 d7d1","r":475,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OCg2A","f":"5r1k/ppp3pp/8/4p3/1P6/P5qP/2P5/3Q1B1K b - - 2 29","m":"f8f2 d1d8 f2f8 d8f8","r":422,"t":"endgame mate mateIn2 short"},{"i":"OD5T2","f":"8/3r3p/1kp3b1/8/4PQp1/2Nq4/PP3PPP/4R1K1 w - - 4 36","m":"e1d1 d3d1 c3d1 d7d1","r":428,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ODDqs","f":"r5k1/ppb1rpp1/7p/3B1R2/3P4/6P1/P5PP/1R5K w - - 1 27","m":"b1b7 e7e1 f5f1 e1f1","r":425,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ODFb2","f":"q4rk1/8/2pR1p2/5p1p/2NP4/2P5/1P3PPP/3Q2K1 w - - 0 23","m":"d1h5 a8a1 h5d1 a1d1","r":581,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ODT2y","f":"5rk1/3R3p/4Npp1/p4p2/1p5P/8/r5PK/8 b - - 1 33","m":"f8f7 d7d8 f7f8 d8f8","r":593,"t":"endgame mate mateIn2 short"},{"i":"ODfC5","f":"r3r1k1/4qppp/p1pb1n2/3p2B1/8/2N2Q1P/PPP2PP1/3R1RK1 w - - 3 17","m":"f1e1 e7e1 d1e1 e8e1","r":541,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"ODuON","f":"7k/p5pp/5p2/4pN2/8/q6P/6PK/1R6 b - - 1 48","m":"g7g6 b1b8 a3f8 b8f8","r":488,"t":"endgame mate mateIn2 short"},{"i":"ODzyb","f":"3r2k1/1q3ppp/p1n2n2/1pB5/8/4QN1P/PP3PP1/4R1K1 b - - 2 25","m":"f6d5 e3e8 d8e8 e1e8","r":540,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"OF7EK","f":"8/3k1pp1/3b3p/8/8/3R2NP/2r2PP1/6K1 w - - 0 52","m":"g3e4 c2c1 d3d1 c1d1","r":509,"t":"endgame mate mateIn2 short"},{"i":"OF8VE","f":"4r1k1/Qp2qppp/3p4/3P4/5Pn1/1PN5/P5PP/R5K1 w - - 1 23","m":"h2h3 e7e1 a1e1 e8e1","r":565,"t":"endgame mate mateIn2 sacrifice short"},{"i":"OFDsN","f":"3r2k1/p4p1p/6p1/8/3B1P2/2P5/q3R1PP/4R2K b - - 0 30","m":"a2c4 e2e8 d8e8 e1e8","r":522,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OFL8E","f":"1r4k1/4qppp/4p3/2Rp4/P2Pb3/4P2P/5PP1/2R2BK1 b - - 6 32","m":"e7a7 c5c8 b8c8 c1c8","r":572,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OFgt7","f":"8/pppk1pp1/2n5/8/4R2p/5N1P/q4PP1/3R2K1 b - - 1 24","m":"d7c8 e4e8 c6d8 d1d8","r":550,"t":"endgame mate mateIn2 short"},{"i":"OFhxF","f":"r1Q3k1/5ppp/8/3q4/8/7P/PP2RPP1/4R1K1 b - - 0 30","m":"a8c8 e2e8 c8e8 e1e8","r":421,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"OFjMO","f":"8/8/6p1/1R6/P6P/5pPk/1P1r1P2/6K1 w - - 1 36","m":"b5e5 d2d1 e5e1 d1e1","r":580,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OFk4X","f":"4r3/p1pr2kp/1p4p1/1Pb5/P4R2/5P2/6PP/4R2K w - - 1 32","m":"e1e8 d7d1 e8e1 d1e1","r":515,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OG3ty","f":"2k1r3/7p/q1n1r1p1/1p1Q4/2p2B2/8/5PPP/RR4K1 w - - 1 36","m":"a1a6 e6e1 b1e1 e8e1","r":481,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OG9uQ","f":"6k1/2r1R1p1/6Pp/8/R7/2p2K2/5P2/8 b - - 0 50","m":"c7e7 a4a8 e7e8 a8e8","r":527,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OGNTo","f":"6k1/pp4pp/5r2/8/4r3/1PpR2P1/P1P4P/5RK1 b - - 1 31","m":"f6c6 d3d8 e4e8 d8e8","r":590,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OGRPu","f":"3r2kr/pp4pp/4R3/5Q2/8/6B1/P4PPP/6K1 w - - 1 27","m":"e6e7 d8d1 e7e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OGjgK","f":"5rk1/4Rppp/1qp5/1n1p1b2/1P1P4/r1P1RN1P/NK4P1/3Q4 b - - 2 24","m":"f8a8 e7e8 a8e8 e3e8","r":413,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OGyJP","f":"5k2/5ppp/8/p3Pp2/3P4/1r6/2p2PPP/2R3K1 w - - 0 36","m":"c1c2 b3b1 c2c1 b1c1","r":437,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OHAUB","f":"2r3k1/5ppp/2Q1p3/4P3/8/7P/5PP1/1R4K1 b - - 0 38","m":"c8c6 b1b8 c6c8 b8c8","r":426,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OHEJf","f":"r5k1/pr3ppp/2R1b3/3p4/8/1P1P4/P5PP/4RK2 b - - 0 22","m":"a8c8 c6c8 e6c8 e1e8","r":575,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OHPQv","f":"1R6/6bk/p2N2pp/3PP3/3r4/6B1/6PP/7K w - - 1 34","m":"e5e6 d4d1 g3e1 d1e1","r":405,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OHUms","f":"r2r2k1/1p3p1p/p3b1p1/8/P7/2b5/1P2RPPP/R1B3K1 w - - 0 20","m":"b2c3 d8d1 e2e1 d1e1","r":401,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OHofE","f":"8/R3N1pk/4bp1p/8/4P3/1r1r4/5PPP/3R2K1 w - - 0 27","m":"d1d3 b3b1 d3d1 b1d1","r":596,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OIHs2","f":"3r2k1/rp3ppp/8/3R4/8/5P2/PP4PP/2R3K1 b - - 0 22","m":"d8d5 c1c8 d5d8 c8d8","r":451,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OIK21","f":"3r2k1/r4ppp/4p3/1p2N3/1P1R4/P4P2/1K4PP/2R5 b - - 0 31","m":"d8d4 c1c8 d4d8 c8d8","r":506,"t":"endgame mate mateIn2 short"},{"i":"OIUNn","f":"7k/7p/2q5/2p1PpQ1/p1Pp3N/Pp1P4/1P6/1K6 w - - 2 40","m":"g5f5 c6h1 f5f1 h1f1","r":500,"t":"endgame fork mate mateIn2 short"},{"i":"OIVLl","f":"8/p5R1/k1r3p1/1p6/6P1/7p/P6P/5R1K w - - 0 39","m":"f1f3 c6c1 f3f1 c1f1","r":414,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OIbJ1","f":"6k1/pp1b1pp1/7p/1P6/4B3/4PPP1/1r5P/3R2K1 b - - 4 30","m":"d7b5 d1d8 b5e8 d8e8","r":496,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OItOL","f":"8/5k2/R5pp/8/1P2n3/2B5/1Pr3PP/6K1 w - - 1 37","m":"a6a5 c2c1 c3e1 c1e1","r":596,"t":"endgame mate mateIn2 short"},{"i":"OJVse","f":"7k/5Nb1/b5P1/2p1n1p1/Q1P1P2r/P2P1r2/1P2n2P/R6K b - - 1 28","m":"e5f7 a4e8 g7f8 e8f8","r":589,"t":"master mate mateIn2 middlegame short"},{"i":"OJf88","f":"3r2k1/1p4pp/p3p3/5p2/2r1n3/4BN2/5PPP/2R3K1 w - - 0 25","m":"c1c4 d8d1 f3e1 d1e1","r":557,"t":"endgame mate mateIn2 short"},{"i":"OJp8Y","f":"2r3k1/1p3rp1/3nQ3/1p1p4/1P1q4/2P3RP/R4PPB/6K1 w - - 0 31","m":"c3d4 c8c1 e6e1 c1e1","r":402,"t":"mate mateIn2 middlegame short"},{"i":"OK30b","f":"1r5k/p5pp/4P3/3P1pq1/4np2/PB6/2R3PP/3R3K b - - 2 38","m":"b8b3 c2c8 g5d8 c8d8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OK88p","f":"2k2r2/1pp5/p6p/8/8/P1P4P/1q2R2K/4Q3 b - - 1 39","m":"b2a3 e2e8 f8e8 e1e8","r":545,"t":"endgame mate mateIn2 short"},{"i":"OKANT","f":"3rR2k/1p3Qpp/8/3p4/1q6/6PP/6PK/8 b - - 1 37","m":"d8e8 f7e8 b4f8 e8f8","r":400,"t":"endgame mate mateIn2 short"},{"i":"OKMRq","f":"2Q1r1k1/3q1p1p/3P1Pp1/1pQ5/8/3p4/6PP/2R3K1 b - - 0 39","m":"e8c8 c5c8 d7c8 c1c8","r":431,"t":"endgame mate mateIn2 short"},{"i":"OKSPZ","f":"5bk1/3N1p1p/4p1p1/4P3/p3q3/6B1/P1r2PPP/4R1K1 w - - 0 32","m":"e1e4 c2c1 e4e1 c1e1","r":437,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OKqRN","f":"r1b3k1/1p2rppp/pn3n2/8/4P1P1/8/PPP2P1P/2KR1B1R b - - 0 16","m":"f6e4 d1d8 e7e8 d8e8","r":443,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OL1bM","f":"r4rk1/pp3npp/2p3q1/3p4/1P5B/P2bQP1P/B5P1/2R1R2K b - - 4 28","m":"f8e8 e3e8 a8e8 e1e8","r":599,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OLAqy","f":"r5k1/4pp2/3p2pp/3P4/1p2P3/P3RP2/2P3PP/7K w - - 0 31","m":"a3b4 a8a1 e3e1 a1e1","r":571,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OLDhQ","f":"3rr1k1/p4pp1/1p5p/8/5P2/8/PP1P1qPP/R1B2R1K w - - 0 28","m":"f1f2 e8e1 f2f1 e1f1","r":478,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OLKlU","f":"3r3k/6p1/2R4p/3Pp3/1q3p2/1B1Q4/P4bPP/7K w - - 2 33","m":"c6c4 b4e1 d3f1 e1f1","r":520,"t":"endgame mate mateIn2 short"},{"i":"OLQn8","f":"6k1/3qBpbp/6p1/8/8/1P6/r4PPP/3R2K1 w - - 0 25","m":"d1d7 a2a1 d7d1 a1d1","r":515,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OLSoZ","f":"4rQ1k/ppp3pp/2nqr3/8/5R2/2N5/PPP3PP/5R1K b - - 10 24","m":"d6f8 f4f8 e8f8 f1f8","r":438,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OLT4A","f":"1kn1r3/8/qP1p3p/3Pr1p1/3Q1p2/8/5PPP/RR4K1 w - - 0 32","m":"a1a6 e5e1 b1e1 e8e1","r":493,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OLT6H","f":"7k/p2n2pp/1p6/8/4b3/8/PP1K1PPP/2R5 b - - 0 26","m":"e4g2 c1c8 d7f8 c8f8","r":447,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OLamd","f":"5r2/5pkp/1p2r1p1/p7/2P5/1P5R/P5PP/5R1K w - - 0 33","m":"f1f3 e6e1 f3f1 e1f1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OLmUb","f":"2r3k1/pp3ppp/3R2b1/6P1/7P/1B6/PPP3r1/2KR4 b - - 2 23","m":"g6c2 d6d8 c8d8 d1d8","r":559,"t":"endgame mate mateIn2 short"},{"i":"OLn6r","f":"2k1Q2r/pp1r2p1/2p5/B3R2p/8/P7/2q3PP/4N2K b - - 6 28","m":"h8e8 e5e8 d7d8 e8d8","r":484,"t":"endgame mate mateIn2 operaMate short"},{"i":"OLutP","f":"8/8/5p1P/5k2/7K/6R1/8/r7 w - - 1 69","m":"h4h5 a1h1 g3h3 h1h3","r":557,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OM8Eq","f":"8/pR2N2p/3b1p2/7k/3r3P/8/PPP1R1P1/7K w - - 1 36","m":"e7f5 d4d1 e2e1 d1e1","r":516,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OMCSA","f":"7k/r5p1/2R4p/8/6n1/5NP1/5PP1/6K1 w - - 0 34","m":"f3h4 a7a1 c6c1 a1c1","r":488,"t":"endgame mate mateIn2 short"},{"i":"OMZNc","f":"8/p4pkp/6p1/8/2P5/P3P3/r4PPP/2R3K1 w - - 2 35","m":"c1c3 a2a1 c3c1 a1c1","r":434,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OMpS4","f":"4r2k/3R2pp/8/p1p5/1p6/4Q2P/P1P3P1/6K1 b - - 0 44","m":"e8e3 d7d8 e3e8 d8e8","r":509,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OMunK","f":"5Qk1/p4p2/1p2r1p1/1Bp4p/5P2/1P3q1P/PB1R4/3R2Kb b - - 0 31","m":"g8f8 d2d8 e6e8 d8e8","r":550,"t":"mate mateIn2 middlegame operaMate pillsburysMate short"},{"i":"ON29Q","f":"r3k2r/2Rp1pp1/p1bPp2p/8/1p1PP3/8/6PP/2R3K1 b kq - 0 25","m":"c6e4 c7c8 a8c8 c1c8","r":437,"t":"endgame mate mateIn2 short"},{"i":"ONCQt","f":"3r2k1/p4ppp/1p2p3/8/8/1P4P1/P3PP1P/2R2K2 b - - 0 24","m":"d8d7 c1c8 d7d8 c8d8","r":424,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"ONNFZ","f":"7r/5Rpp/2k1p3/2NpP3/8/4q3/2Q3PP/6K1 w - - 0 25","m":"g1h1 e3e1 f7f1 e1f1","r":509,"t":"endgame mate mateIn2 short"},{"i":"ONrmH","f":"3r1k2/5pbp/p2N2p1/1b6/1N6/1P2R3/P4PPP/6K1 w - - 1 33","m":"d6b5 d8d1 e3e1 d1e1","r":469,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OO2cU","f":"3r4/1k1r4/1p4R1/p1p1Q3/8/2P5/PP6/K3R3 w - - 9 47","m":"g6e6 d7d1 e1d1 d8d1","r":493,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"OO9hf","f":"5k2/5ppp/3Pp3/1R6/p7/8/PP3PKP/2r5 b - - 0 33","m":"c1c2 b5b8 c2c8 b8c8","r":478,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OOHM2","f":"r2q2k1/2b3pp/p1n1pn2/1p6/1P6/P4N1P/1B3PP1/RNQ3K1 w - - 0 18","m":"c1c6 d8d1 f3e1 d1e1","r":486,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OOjOJ","f":"4R1rk/p4Qbp/1qp3p1/8/5P2/5NP1/P5PK/8 b - - 8 31","m":"g8e8 f7e8 g7f8 e8f8","r":595,"t":"endgame mate mateIn2 short"},{"i":"OPAYY","f":"R7/8/3bk2p/pr6/2pB4/2P2N1P/P4PP1/6K1 w - - 5 37","m":"a8a6 b5b1 f3e1 b1e1","r":581,"t":"endgame mate mateIn2 short"},{"i":"OPPOK","f":"8/pp6/1kp2p1R/5p2/8/5B2/PPr2PPP/6K1 w - - 0 27","m":"h6f6 c2c1 f3d1 c1d1","r":546,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OPVVc","f":"4r1k1/pp3pp1/2p1q2p/3p4/3P1b2/2P2N1P/PPQ2PP1/5RK1 w - - 0 25","m":"f1e1 e6e1 f3e1 e8e1","r":501,"t":"endgame kingsideAttack mate mateIn2 pillsburysMate short"},{"i":"OPefM","f":"5r1n/1p5R/p2p4/3Pk1p1/8/2N5/PPP5/1K6 w - - 6 29","m":"h7b7 f8f1 c3d1 f1d1","r":439,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OQXqZ","f":"r2Q1k1r/1p2ppbp/p1n5/3QP2n/1q3p2/2N1BP2/PPP4P/2KR1B1R b - - 0 16","m":"a8d8 d5d8 c6d8 d1d8","r":547,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OQadN","f":"3r3k/2p2p2/ppPr1N1p/8/8/6R1/PP3PPP/R5K1 w - - 0 24","m":"f6g4 d6d1 a1d1 d8d1","r":492,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OQfEV","f":"6k1/3q1pp1/4b2p/4Pn2/1Qp5/2Pr1B1P/5PPB/R5K1 w - - 4 33","m":"f3e4 d3d1 a1d1 d7d1","r":529,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OR56p","f":"4R3/6k1/p6p/1p4p1/2pr4/P7/B1P2PPP/6K1 w - - 1 31","m":"e8e6 d4d1 e6e1 d1e1","r":461,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OR9NG","f":"6k1/5p2/5p1p/p2R4/P5nP/4R3/r5P1/6K1 w - - 1 36","m":"e3g3 a2a1 d5d1 a1d1","r":528,"t":"endgame mate mateIn2 short"},{"i":"ORCiS","f":"r5k1/pp3ppp/2p5/3pRP2/3P3r/2P5/PP3P1P/4R1K1 b - - 1 22","m":"h4f4 e5e8 a8e8 e1e8","r":446,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"ORMF0","f":"1rR2k2/4ppb1/q2p3p/3B1PpP/n3P3/pP6/P1Q3P1/1KR5 b - - 6 33","m":"b8c8 c2c8 a6c8 c1c8","r":549,"t":"mate mateIn2 middlegame short"},{"i":"OROwg","f":"1k6/1r1q1p2/Rp5p/2p1B1p1/4P3/2P3PP/P1P5/K7 b - - 0 40","m":"b8c8 a6a8 b7b8 a8b8","r":467,"t":"endgame mate mateIn2 operaMate short"},{"i":"ORewv","f":"7k/3b2pp/1p1q4/1PpB4/2PpQ2n/3P2bP/3BP3/1N4K1 b - - 7 28","m":"d7f5 e4e8 d6f8 e8f8","r":552,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"ORiTR","f":"3r2k1/2R3pp/p2NP3/8/2P5/3n3P/6P1/7K b - - 0 28","m":"d8d6 c7c8 d6d8 c8d8","r":561,"t":"endgame mate mateIn2 short"},{"i":"ORiVP","f":"3rk3/p1pr1pp1/2p4p/7P/2N1Pb2/5P2/PPP3P1/2KR3R w - - 1 23","m":"c1b1 d7d1 h1d1 d8d1","r":436,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OS5BH","f":"1rb1r1k1/pB3p1p/2P3pP/4p3/2P2b2/1R3N2/P4P2/1K1R4 b - - 4 30","m":"e8e7 d1d8 e7e8 d8e8","r":534,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OS9Iu","f":"Q4rk1/3R1ppp/4p3/pp3q2/8/2P5/PP3PPP/3R2K1 b - - 0 24","m":"f8a8 d7d8 a8d8 d1d8","r":425,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"OSZq3","f":"2r2rk1/p1q2ppp/8/7R/3p3Q/5P2/PP3PPP/R5K1 w - - 0 24","m":"h5h7 c7c1 a1c1 c8c1","r":556,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"OSv11","f":"8/4n1pk/1P5p/R2p4/3P2P1/P1r2p2/5P1P/4R1K1 w - - 1 43","m":"e1e7 c3c1 e7e1 c1e1","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OSvTo","f":"2r3k1/3n1ppp/p3p3/1p1p4/1P1P4/P4Q2/5PPP/R1q3K1 w - - 0 24","m":"a1c1 c8c1 f3d1 c1d1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OSxma","f":"2r2k2/p1r2ppp/1p2p1n1/7P/4P3/P4NP1/1P1R1P2/3R2K1 b - - 0 31","m":"g6e7 d2d8 c8d8 d1d8","r":529,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"OSyCv","f":"4r1k1/1p3ppp/8/8/8/3PQ3/7P/R6K b - - 0 34","m":"e8e3 a1a8 e3e8 a8e8","r":532,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OT4X3","f":"3R1rk1/1p3ppp/2p5/p7/8/2P3P1/qP2QP1P/4R1K1 b - - 0 21","m":"f8d8 e2e8 d8e8 e1e8","r":521,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"OTKed","f":"3rbr1k/pq2N1pQ/5p2/1p6/4R3/3p2P1/PP3PP1/3R2K1 b - - 0 27","m":"h8h7 e4h4 e8h5 h4h5","r":560,"t":"anastasiaMate mate mateIn2 middlegame short"},{"i":"OTaGs","f":"4r2k/ppp5/7p/5p2/8/3P4/PP3bPP/5R1K w - - 0 27","m":"f1f2 e8e1 f2f1 e1f1","r":538,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OTgnx","f":"6k1/pp1r1p2/6pp/8/2PnRP1b/6N1/PB3K1P/8 b - - 1 34","m":"d4f5 e4e8 g8h7 e8h8","r":528,"t":"endgame mate mateIn2 operaMate short"},{"i":"OThn2","f":"2k5/1pp3p1/p2p2p1/2bPp1B1/2P2r2/8/P6R/1K6 b - - 4 31","m":"f4c4 h2h8 c8d7 h8d8","r":599,"t":"endgame mate mateIn2 operaMate short"},{"i":"OUM7B","f":"r5k1/1b4p1/1b3pB1/1p4p1/pB6/4R3/r4PPP/4R1K1 b - - 1 29","m":"a2b2 e3e8 a8e8 e1e8","r":565,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"OUSKB","f":"r3r1k1/p1p1qp1p/1p4p1/3P4/2nB4/2P3RQ/P4PPP/R5K1 w - - 2 20","m":"h3h6 e7e1 a1e1 e8e1","r":575,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"OUXPF","f":"1R6/5Qpk/5n1p/8/3P4/q3PB2/P4PPP/6K1 w - - 4 25","m":"b8b7 a3c1 f3d1 c1d1","r":513,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OUmiA","f":"6rk/pp3RQp/3pB3/2pP4/2P2p2/1P6/q2BKP2/8 b - - 0 30","m":"g8g7 f7f8 g7g8 f8g8","r":526,"t":"endgame mate mateIn2 operaMate short"},{"i":"OV6WC","f":"6k1/2r3pp/R3p3/1p1pNp2/3P1P2/4P3/2r3PP/6K1 b - - 2 28","m":"c2e2 a6a8 c7c8 a8c8","r":545,"t":"endgame mate mateIn2 short"},{"i":"OVjaB","f":"4r2k/p5Np/1p4p1/2BQ1n2/8/2q5/5PPP/2R3K1 w - - 0 26","m":"g7e8 c3c1 d5d1 c1d1","r":579,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"OVwJz","f":"3rr1k1/pp3ppp/2p5/5bb1/2B2Pn1/1PN1p1B1/P1PPR1PP/3KR3 b - - 0 19","m":"e3d2 e2e8 d8e8 e1e8","r":547,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OWAq8","f":"r5k1/3q1pbp/p3p1p1/1p2Pn2/4QP2/4B3/PPR1N1PP/6K1 w - - 4 22","m":"e3f2 d7d1 f2e1 d1e1","r":539,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OWMec","f":"rn4k1/pp3ppp/2p5/Q7/3n4/P3r3/1P3PK1/R7 b - - 0 22","m":"e3e6 a5d8 e6e8 d8e8","r":479,"t":"endgame fork mate mateIn2 short"},{"i":"OWgoW","f":"4r2k/p5pp/1p6/8/8/6N1/3R2PP/3Rq2K w - - 5 42","m":"d1e1 e8e1 g3f1 e1f1","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OWyf3","f":"7k/1R5P/6K1/6p1/5r2/5p2/8/8 b - - 3 54","m":"g5g4 b7b8 f4f8 b8f8","r":538,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OXRlH","f":"8/1kbQ4/1r4p1/2rN3p/8/7P/5PP1/6K1 w - - 1 47","m":"d5b6 c5c1 d7d1 c1d1","r":446,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OXUp3","f":"3Q2k1/5ppp/pp2pb2/1qp5/2N5/1PP2N2/P4PPP/3R2K1 b - - 0 23","m":"f6d8 d1d8 b5e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OXi10","f":"4r2k/pp1b2pp/2p1p3/3pP1Bq/1P2p3/2P1P2B/P4QPP/5RK1 b - - 0 29","m":"h5g5 f2f8 e8f8 f1f8","r":476,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"OXjec","f":"5rk1/5r1p/p5pQ/4q3/5P2/8/6PP/1R3R1K w - - 0 38","m":"f4e5 f7f1 b1f1 f8f1","r":480,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"OXlLM","f":"6k1/pp5p/2pN2nB/8/2Pb4/6P1/PP3r2/4R2K b - - 2 27","m":"f2b2 e1e8 g6f8 e8f8","r":519,"t":"endgame master mate mateIn2 operaMate short"},{"i":"OXshZ","f":"2kr4/Qpp2ppp/8/8/2P3b1/8/P3qPPP/4R1K1 w - - 0 21","m":"e1e2 d8d1 e2e1 d1e1","r":444,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OY7se","f":"r1r3k1/2Q2ppp/2p2b2/2Pp4/1P1B2b1/2P5/4RPPP/4R1K1 b - - 0 25","m":"c8c7 e2e8 a8e8 e1e8","r":443,"t":"backRankMate master mate mateIn2 middlegame short"},{"i":"OY9ek","f":"1k6/1p6/1P4r1/pNb2p2/P1P1p1p1/3p2P1/5PK1/7R b - - 1 41","m":"g6b6 h1h8 c5f8 h8f8","r":532,"t":"endgame mate mateIn2 short"},{"i":"OYLOM","f":"1k1r1b1r/ppp3pp/8/3Q4/3P4/7P/PP4P1/2R1R1K1 b - - 0 21","m":"d8d5 e1e8 d5d8 e8d8","r":569,"t":"endgame mate mateIn2 short"},{"i":"OYLgs","f":"4r1k1/1p4p1/p7/7p/1P2r1p1/P1PR3N/6PP/3R2K1 w - - 0 30","m":"h3f2 e4e1 d1e1 e8e1","r":475,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OYQfS","f":"6k1/5ppp/p4n2/1p6/6P1/KP1RbP2/2r1B3/8 b - - 7 31","m":"c2e2 d3d8 f6e8 d8e8","r":480,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OYatd","f":"r2r2k1/p4ppp/1p6/3b4/8/5N2/P2R1PPP/3R2K1 b - - 1 22","m":"d5f3 d2d8 a8d8 d1d8","r":598,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OYtdv","f":"2rQ2kr/pb3ppp/2p2n2/8/4P3/2P1qP2/P3N1PP/3RK2R b K - 8 21","m":"c8d8 d1d8 f6e8 d8e8","r":436,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OZ818","f":"r2R2k1/5ppp/8/p7/1bq5/B3P1P1/P4P1P/3R2K1 b - - 1 26","m":"a8d8 d1d8 b4f8 d8f8","r":452,"t":"endgame mate mateIn2 operaMate short"},{"i":"OZMEu","f":"1k5r/ppp3b1/3p1rqp/8/1PnP4/3Q2BP/P3RPP1/4R1K1 b - - 1 26","m":"g6d3 e2e8 h8e8 e1e8","r":563,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OZN92","f":"2r5/6p1/3k1p1p/3p4/1N1Pn3/P3R3/1P4PP/6K1 w - - 5 35","m":"a3a4 c8c1 e3e1 c1e1","r":561,"t":"endgame mate mateIn2 short"},{"i":"OZnqP","f":"4r1k1/pp3pp1/8/1b6/3pq3/3N4/PPQ2PPP/3R2K1 w - - 4 30","m":"d1e1 e4e1 d3e1 e8e1","r":573,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OZp2t","f":"3rR1k1/p2r1p2/1p4pp/2p2p2/2P5/6K1/PBn3P1/4R3 b - - 1 25","m":"d8e8 e1e8 g8h7 e8h8","r":467,"t":"endgame mate mateIn2 operaMate short"},{"i":"Oa5gy","f":"r5k1/1ppr1ppp/p4N2/2p1q3/8/5P2/PPP1RP1P/4Q2K b - - 1 21","m":"e5f6 e2e8 a8e8 e1e8","r":411,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"Oa5om","f":"r5k1/1b2q2p/2p1R1p1/1p1p2N1/1P1P4/8/5PPQ/6K1 w - - 14 34","m":"e6e7 a8a1 e7e1 a1e1","r":430,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OaHY5","f":"5rk1/p2r1p1p/1pQ1pqp1/2p5/2P5/1P6/P5PP/5R1K w - - 0 25","m":"f1f6 d7d1 f6f1 d1f1","r":443,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Oarfy","f":"6k1/pQr2ppp/1p3b2/4p3/2R1n3/BP2P2P/P4PP1/6K1 b - - 0 26","m":"c7b7 c4c8 f6d8 c8d8","r":414,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OaxMr","f":"6k1/3R1p2/7p/rp4p1/8/4PN2/5PPP/6K1 w - - 0 31","m":"f3e5 a5a1 d7d1 a1d1","r":454,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ObH6o","f":"1r4k1/p1p2pp1/3p3p/8/q1P5/2N1R1Q1/2P2PPP/6K1 w - - 0 26","m":"c3a4 b8b1 e3e1 b1e1","r":447,"t":"backRankMate endgame mate mateIn2 short"},{"i":"ObHWC","f":"1k5r/ppp2ppp/5n2/2b5/8/P3P1P1/1P1Q3P/2KR1B1q b - - 2 19","m":"h1f3 d2d8 h8d8 d1d8","r":571,"t":"backRankMate master mate mateIn2 middlegame sacrifice short"},{"i":"OcYRX","f":"7k/6Np/1q3P2/3pp1B1/1p4Q1/1P1P3P/1p4P1/6bK b - - 0 34","m":"b2b1q g4c8 b6d8 c8d8","r":580,"t":"endgame mate mateIn2 short"},{"i":"Ocp4D","f":"r3Q1k1/p4rpp/bpp3q1/8/1Bp5/3P4/PP3PPP/R3R1K1 b - - 1 21","m":"a8e8 e1e8 f7f8 e8f8","r":570,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"OdArP","f":"3r2k1/3R1pp1/pp2p2p/6N1/P7/5P2/1n3PKP/2R5 b - - 0 29","m":"d8d7 c1c8 d7d8 c8d8","r":446,"t":"endgame mate mateIn2 short"},{"i":"OdBzE","f":"r5k1/1p4pp/1p5r/3B1R2/3p4/4b2P/P1p3PK/5R2 b - - 1 35","m":"g8h8 f5f8 a8f8 f1f8","r":476,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Oda1G","f":"r5k1/6pp/4p3/3pPpQ1/prnP4/4R3/R1P2PPP/6K1 w - - 0 28","m":"e3g3 b4b1 g5c1 b1c1","r":425,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Odxg9","f":"r1b3k1/pp3ppp/2P5/Q2pr3/8/B1P3P1/P2K4/RN3Bq1 b - - 1 18","m":"g1f1 a5d8 e5e8 d8e8","r":498,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OfQM0","f":"8/1p1P1ppp/pR6/2k5/P3n3/8/2r3PP/6K1 w - - 1 31","m":"d7d8q c2c1 d8d1 c1d1","r":544,"t":"endgame mate mateIn2 short"},{"i":"OfTAW","f":"1k1Q1rr1/ppp4p/1b4q1/3R3p/8/2P2PN1/PP3PPP/3R2K1 b - - 1 22","m":"f8d8 d5d8 g8d8 d1d8","r":590,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Ofocu","f":"1rr3k1/p5Bp/4p1pP/3qP3/3P1Q2/5R2/2p2P1K/8 b - - 3 38","m":"b8b7 f4f8 c8f8 f3f8","r":547,"t":"endgame mate mateIn2 operaMate sacrifice short"},{"i":"Ofr4Y","f":"8/1b4pk/8/3RN3/1P6/6P1/2r2P1P/6K1 w - - 1 37","m":"d5d7 c2c1 d7d1 c1d1","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Ofxdb","f":"3r2k1/ppq2pp1/2pb1p2/3P2p1/2P2BP1/3B3P/PP2QP2/4R1K1 b - - 0 21","m":"d6f4 e2e8 d8e8 e1e8","r":580,"t":"endgame kingsideAttack mate mateIn2 pillsburysMate sacrifice short"},{"i":"OggOv","f":"6k1/pp4pp/4p3/qb3p2/1N2n3/P1p1PNB1/5PPP/3Q2K1 b - - 0 22","m":"a5a3 d1d8 b5e8 d8e8","r":434,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OgsMg","f":"2k4r/pp1n4/2pP1p2/8/3P2pq/4R2B/PP3Pp1/4R1K1 b - - 0 28","m":"g4h3 e3e8 h8e8 e1e8","r":439,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"Oguhf","f":"6k1/2p2p2/2p1p1p1/r1Pn3p/8/PR2P3/1B3PPP/6K1 b - - 3 25","m":"a5c5 b3b8 g8h7 b8h8","r":400,"t":"endgame mate mateIn2 operaMate short"},{"i":"OhOOf","f":"r2q2k1/1p3ppp/pnp5/3p2N1/3P4/1P5P/2P1RPPN/4Q1K1 b - - 0 21","m":"d8g5 e2e8 a8e8 e1e8","r":551,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"OhP2w","f":"3r2k1/2b2bp1/1p2Qp2/8/8/1P3N1P/5PP1/6K1 w - - 3 32","m":"e6c6 d8d1 f3e1 d1e1","r":516,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OhZY8","f":"3r2k1/Q4p1p/3q2p1/P4p2/8/8/5PPP/r3R1K1 w - - 0 31","m":"e1a1 d6d1 a1d1 d8d1","r":539,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"OhdHa","f":"8/kp6/pn1pB3/2pP2q1/6R1/5Q2/PPP5/1K4q1 w - - 0 45","m":"g4g1 g5g1 f3d1 g1d1","r":574,"t":"endgame mate mateIn2 short"},{"i":"OhpXx","f":"4Rnk1/5ppp/8/2NP4/2P5/8/r4PPP/6K1 w - - 2 32","m":"c5d7 a2a1 e8e1 a1e1","r":490,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Oi0sy","f":"r2R2k1/5ppp/2p1pq2/2P5/1P5P/3Q2PB/r4P2/3R2K1 b - - 11 35","m":"a8d8 d3d8 f6d8 d1d8","r":467,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Oi6i7","f":"3nr3/1p1q2kp/1R1pr3/6p1/3P1p2/PQ4BP/1P3PP1/3R2K1 w - - 0 30","m":"g3h2 e6e1 d1e1 e8e1","r":561,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OiQqw","f":"3q2k1/5ppp/3p4/p2Pp3/8/P4P2/P2B1P1P/2R3K1 b - - 0 30","m":"d8f6 c1c8 f6d8 c8d8","r":595,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OichJ","f":"4q1k1/1p4b1/p3r1p1/P4p2/2pP1Q2/2P4P/1P3PPB/R5K1 w - - 1 37","m":"h3h4 e6e1 a1e1 e8e1","r":548,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"OjAXv","f":"Qq4k1/5p1r/4RPp1/8/p1pP2B1/npP4P/5P2/4R1K1 b - - 0 32","m":"b8a8 e6e8 a8e8 e1e8","r":516,"t":"endgame fork mate mateIn2 short"},{"i":"OjBgQ","f":"3r2k1/2R2p1p/1p3P2/pP2p1P1/3b4/6P1/5P2/6K1 b - - 0 33","m":"d8d5 c7c8 d5d8 c8d8","r":492,"t":"endgame mate mateIn2 short"},{"i":"OjI7z","f":"r2r2k1/2nq1ppp/4pb2/p1p5/PpPPB3/1P2B1Q1/5PPP/R2R2K1 w - - 0 25","m":"d4c5 d7d1 a1d1 d8d1","r":553,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OjTn9","f":"1n4kr/2q2r1p/p3N1p1/4bb2/2Q5/4B3/5PPP/3R1RK1 b - - 3 29","m":"c7c4 d1d8 f7f8 d8f8","r":548,"t":"mate mateIn2 middlegame short"},{"i":"OjbJX","f":"8/1kp5/p7/P1B2qp1/1P6/5pP1/5P1P/4R1K1 w - - 1 39","m":"e1e3 f5b1 e3e1 b1e1","r":550,"t":"endgame mate mateIn2 short"},{"i":"Ojr8e","f":"2b4k/2p3p1/6K1/p1b1P2p/1p3Q2/6P1/PP5q/5R2 b - - 9 35","m":"h2h3 f4f8 c5f8 f1f8","r":591,"t":"endgame mate mateIn2 sacrifice short"},{"i":"OkOdl","f":"6Q1/8/7k/P2Q3p/4P1p1/6PK/r4r1P/7R w - - 0 43","m":"h3h4 f2h2 h1h2 a2h2","r":531,"t":"endgame mate mateIn2 short"},{"i":"Ol7z5","f":"6k1/1R3ppp/4p3/p2pP3/2r2PP1/b1P5/7P/2B1K3 b - - 1 28","m":"a3c1 b7b8 c4c8 b8c8","r":444,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OlYCa","f":"5k1r/2p1b1p1/4PpB1/p3p1q1/PpP1Q3/6P1/1P2K1R1/8 b - - 4 39","m":"h8h6 e4a8 e7d8 a8d8","r":565,"t":"endgame mate mateIn2 short"},{"i":"OlgVi","f":"5rk1/5pp1/p6p/1p1r4/6R1/2P4Q/PP3qPP/5R1K w - - 4 29","m":"f1f2 d5d1 f2f1 d1f1","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"OlvOf","f":"3r3k/pp5p/5K2/4B3/7P/1P3p2/4r2P/3R4 b - - 1 37","m":"e2e5 d1d8 e5e8 d8e8","r":534,"t":"endgame hangingPiece mate mateIn2 rookEndgame short"},{"i":"OmAcy","f":"6k1/7p/N2P2p1/Pr2bp2/8/7P/2R2PP1/6K1 w - - 1 33","m":"d6d7 b5b1 c2c1 b1c1","r":557,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OmgjK","f":"4B1k1/1pr2pb1/3p2pp/p2P4/4p3/8/PP3PPP/4R1K1 w - - 0 23","m":"e1e4 c7c1 e4e1 c1e1","r":595,"t":"backRankMate endgame mate mateIn2 short"},{"i":"On7ad","f":"Q4rk1/p1p2ppp/7n/8/2P5/3R2PB/PP3q1P/2KR4 b - - 0 18","m":"f8a8 d3d8 a8d8 d1d8","r":417,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OnDwg","f":"2r3k1/p3Qp2/1p2p1p1/3bP2p/7P/6P1/5P2/1Rr3K1 w - - 3 35","m":"b1c1 c8c1 g1h2 c1h1","r":577,"t":"endgame mate mateIn2 operaMate short"},{"i":"OnLZg","f":"2r3k1/p4p2/r5pp/3pB1b1/1pP5/1P4R1/1P3PPP/3R2K1 w - - 0 28","m":"d1d5 a6a1 d5d1 a1d1","r":553,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OnMg9","f":"3r3k/2q2rpp/p3Qp2/8/1P6/P7/5PPP/2R3K1 w - - 0 28","m":"c1c7 d8d1 e6e1 d1e1","r":493,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"OnZTt","f":"3r2k1/2b2pp1/p5bp/1p6/8/4R2P/1B3PP1/R5K1 w - - 4 33","m":"a1a6 d8d1 e3e1 d1e1","r":470,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OnaS9","f":"r3r1k1/2p3bp/p1ppq1p1/7n/2Pp3N/P1N1B1Pb/1PQ2P1P/3RR1K1 w - - 0 20","m":"e3d4 e6e1 d1e1 e8e1","r":594,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"Onbno","f":"3rk1n1/pp4QR/4q1p1/3p1p2/4r3/1B6/PP3PPP/R5K1 w - - 6 27","m":"h7h8 e4e1 a1e1 e6e1","r":510,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OncGB","f":"6k1/4R1pp/2p5/5p2/3p2n1/1N4P1/r1PP1PP1/6K1 w - - 0 25","m":"b3d4 a2a1 e7e1 a1e1","r":551,"t":"endgame mate mateIn2 short"},{"i":"OnriM","f":"2rb2k1/p4p2/1p4pp/4P3/8/P4R2/1P3PPP/1B4K1 w - - 0 28","m":"f3d3 c8c1 d3d1 c1d1","r":446,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"Onyja","f":"3r1b1r/pkp1p1p1/1pn4p/8/4Np2/2P1RQ2/PP3PPP/R1Bq2K1 w - - 2 18","m":"f3d1 d8d1 e3e1 d1e1","r":590,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Oo0fh","f":"r2q1r1k/p1p2p2/b1p2PpB/8/7Q/8/PP3bPP/RB3RK1 w - - 0 19","m":"f1f2 d8d1 f2f1 d1f1","r":587,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"OoqDj","f":"8/1rk5/R2pb3/7p/2PB4/8/P4PPP/4R1K1 w - - 0 35","m":"e1e6 b7b1 e6e1 b1e1","r":460,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OorT1","f":"r1b3k1/1pb2ppp/p3pn2/P7/5B2/1N4P1/1PP2PBP/3R2K1 b - - 2 19","m":"c7f4 d1d8 f6e8 d8e8","r":574,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OozEp","f":"1Q6/P4p1p/4pkp1/8/2r5/8/R2R1PPP/6K1 w - - 1 44","m":"a7a8q c4c1 d2d1 c1d1","r":403,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OpJXh","f":"6k1/5ppp/1rP5/1Pr1p3/8/7P/R2K1PP1/8 b - - 4 38","m":"b6b5 a2a8 b5b8 a8b8","r":441,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OpKRY","f":"6k1/4rppp/R1p5/1p1p4/3P4/2P5/2P2PPP/5K2 b - - 1 22","m":"e7c7 a6a8 c7c8 a8c8","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OpmBt","f":"4r1k1/p1p3pp/2p2p2/7b/P7/BPPPqP2/6PP/R2Q3K w - - 3 23","m":"d1e1 e3e1 a1e1 e8e1","r":433,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Opr5r","f":"2r3k1/1p4pp/p3p3/2BpP3/8/1P6/3R1PPP/6K1 w - - 1 26","m":"c5d6 c8c1 d2d1 c1d1","r":477,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Oq2VJ","f":"3r4/5pkp/5Np1/p1n3P1/1p5P/5P2/PPP1r3/1K1R4 w - - 0 29","m":"d1d8 e2e1 d8d1 e1d1","r":476,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OqAo6","f":"Q7/p4pkp/4p1p1/6B1/8/P1Pr2bP/B4qP1/5R1K w - - 2 36","m":"f1f2 d3d1 f2f1 d1f1","r":549,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OqECK","f":"1rb3k1/2q2ppp/p1P1pn2/8/5Q2/2N2N2/PP3PPP/3R2K1 b - - 5 21","m":"c7f4 d1d8 f6e8 d8e8","r":464,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OqtzC","f":"8/7p/1R6/8/1p1N4/6kP/rP3RP1/7K w - - 4 36","m":"f2d2 a2a1 d2d1 a1d1","r":510,"t":"endgame mate mateIn2 short"},{"i":"Or7QD","f":"rr5k/pp3Qpp/8/8/7q/8/P4RP1/6K1 b - - 0 30","m":"b8f8 f7f8 a8f8 f2f8","r":472,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OrJIW","f":"2r4k/pp3p2/6Q1/4p3/3p4/1B1n4/PP3PPP/6K1 w - - 1 34","m":"g6f7 c8c1 b3d1 c1d1","r":553,"t":"endgame mate mateIn2 short"},{"i":"OrfaJ","f":"5r1k/pp4pp/1qp5/3p1Q2/8/2P5/PPP2PPP/4RRK1 b - - 0 19","m":"f8f5 e1e8 f5f8 e8f8","r":400,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"OrnqF","f":"6k1/p4p1p/1p2p1pB/2P3P1/2P3KP/P1br4/5P2/1R6 b - - 1 28","m":"b6c5 b1b8 d3d8 b8d8","r":597,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"OrpC8","f":"8/5p2/7p/6p1/R1B5/2r1k3/P5PP/6K1 w - - 0 41","m":"c4b3 c3c1 b3d1 c1d1","r":482,"t":"endgame mate mateIn2 short"},{"i":"Os4L6","f":"8/3B3R/1p6/3kP3/4n3/2P3B1/bP1r2PP/6K1 w - - 7 37","m":"d7c8 d2d1 g3e1 d1e1","r":544,"t":"endgame mate mateIn2 short"},{"i":"OsOMi","f":"1k1r4/1p3p2/p1p4p/3NR1p1/2P5/8/P4PPP/6K1 w - - 0 25","m":"d5f6 d8d1 e5e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OsSqm","f":"2kr4/ppp3R1/3r2p1/8/6n1/P1P3N1/1P4P1/R5K1 w - - 1 23","m":"g3e4 d6d1 a1d1 d8d1","r":549,"t":"endgame mate mateIn2 short"},{"i":"OsVr2","f":"5N1k/5p1p/pp4p1/2p5/P1Pr4/1P6/4bPPP/4R1K1 w - - 0 31","m":"e1e2 d4d1 e2e1 d1e1","r":536,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Osjsk","f":"8/2r5/P4p2/1P6/7R/5k1P/5P2/5K2 w - - 1 53","m":"h4d4 c7c1 d4d1 c1d1","r":504,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"OssPA","f":"r5k1/p4p1p/1p4p1/3r1n2/3BR3/2P4P/PP4P1/2K1R3 b - - 2 26","m":"a8c8 e4e8 c8e8 e1e8","r":477,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Osvpy","f":"6k1/pb3ppp/5q2/8/1p1PB3/1P2P1P1/P1Q2P1P/2B1b1K1 b - - 0 25","m":"b7e4 c2c8 f6d8 c8d8","r":448,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OszUl","f":"3q1r1k/5ppp/pp2pn2/8/1P1Q1P2/4P1R1/PB4PP/6K1 w - - 5 27","m":"d4c3 d8d1 c3e1 d1e1","r":420,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"OtMFu","f":"5k2/5pb1/p7/5N2/1PR5/6PK/r7/8 b - - 3 51","m":"g7f6 c4c8 f6d8 c8d8","r":571,"t":"endgame mate mateIn2 short"},{"i":"OtNza","f":"6k1/pp1n1ppp/4p3/3p4/1B1Pn3/PP5P/2r2rP1/2RRN1K1 b - - 3 23","m":"c2a2 c1c8 d7f8 c8f8","r":583,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"OtOhQ","f":"r5k1/2r1bp1p/1p2bp1B/1Pp1p3/2P1P1PP/5PK1/3RB3/3R4 b - - 9 35","m":"a8a4 d2d8 e7d8 d1d8","r":541,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"OthwU","f":"7k/5rpp/2p5/pb6/4R3/2B1P2P/5PP1/6K1 b - - 1 33","m":"a5a4 e4e8 f7f8 e8f8","r":569,"t":"endgame mate mateIn2 short"},{"i":"Otoji","f":"4r1k1/pp2qppp/2p2p2/8/2P2B2/1P3n2/P4PPP/R2Q2K1 w - - 0 19","m":"d1f3 e7e1 a1e1 e8e1","r":503,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Otzv4","f":"1r4k1/p4p1p/2R1p1pK/3p4/3P3P/4r3/6P1/2R5 b - - 1 31","m":"e3e4 c6c8 b8c8 c1c8","r":568,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Ov1dd","f":"3r4/pk3ppp/1p6/8/1b3N2/4B2P/PP2RPP1/5K2 w - - 5 28","m":"f4h5 d8d1 e2e1 d1e1","r":522,"t":"endgame mate mateIn2 operaMate short"},{"i":"OvB0O","f":"3r3k/1pp3p1/1bn4p/p2nP2b/P2P3q/2PB2NP/1P3QP1/R4RK1 b - - 1 23","m":"c6e5 f2f8 d8f8 f1f8","r":586,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"OvTSv","f":"1k3r2/1pq5/3RQ3/p6R/P2b1N2/1P2P1p1/6P1/6K1 w - - 2 42","m":"d6d4 c7c1 d4d1 c1d1","r":461,"t":"endgame mate mateIn2 short"},{"i":"Ovm9Q","f":"k3rr2/1R4R1/ppp5/8/8/1N1P2Np/PPP4P/6K1 w - - 3 30","m":"b7b6 e8e1 g3f1 e1f1","r":598,"t":"endgame mate mateIn2 short"},{"i":"Ow3CC","f":"3r2k1/p4pp1/1b5p/4R3/1P6/P7/2r2PPP/2R3K1 w - - 0 26","m":"c1c2 d8d1 e5e1 d1e1","r":502,"t":"endgame mate mateIn2 short"},{"i":"Ow7R5","f":"3r3k/p2Q2pp/5p2/4p3/P3P3/7P/6P1/2R4K b - - 0 36","m":"d8d7 c1c8 d7d8 c8d8","r":416,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"OwPPk","f":"6k1/5p1p/3r1Pp1/pP2r3/3p3P/4n3/PP4P1/R1R3K1 b - - 0 29","m":"e5b5 c1c8 d6d8 c8d8","r":443,"t":"endgame mate mateIn2 short"},{"i":"OwPp0","f":"6k1/1b3ppp/p7/1p6/8/1B3P2/Pr4PP/3R2K1 b - - 1 28","m":"b7c6 d1d8 c6e8 d8e8","r":549,"t":"endgame mate mateIn2 short"},{"i":"OwUdI","f":"4r1k1/1p4pp/8/3p4/1P6/3q4/6PP/5Q1K w - - 0 28","m":"f1d3 e8e1 d3f1 e1f1","r":534,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Owwzr","f":"r5k1/1R3p1p/2p2ppP/B7/6q1/8/2P5/2K5 b - - 1 33","m":"a8a5 b7b8 g4c8 b8c8","r":458,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Ox0v4","f":"5k2/3n1r2/p2p1qB1/1p1P4/1P3r2/P7/2Q2PR1/5K2 b - - 7 33","m":"f7g7 c2c8 f6d8 c8d8","r":548,"t":"mate mateIn2 middlegame short"},{"i":"OxWDx","f":"6k1/p2n1ppp/8/1p6/7P/1N6/P1r2PP1/K2R4 b - - 3 27","m":"d7f6 d1d8 f6e8 d8e8","r":457,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Oxeql","f":"6k1/6p1/p2b3p/8/1P2R3/8/1r4P1/R6K w - - 1 26","m":"a1a6 b2b1 e4e1 b1e1","r":529,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Oxl8u","f":"3r4/p5pp/8/2n2p1k/8/6Q1/PP3PPP/4R1K1 w - - 2 31","m":"e1e5 d8d1 e5e1 d1e1","r":460,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Oxl9D","f":"4r1k1/pp3ppp/4q3/8/3R4/8/PPQn1PPP/6K1 w - - 0 23","m":"c2d2 e6e1 d2e1 e8e1","r":541,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OyIis","f":"r7/1k3ppp/3Rb3/1Nn5/1P6/8/5PPP/6K1 w - - 0 32","m":"b4c5 a8a1 d6d1 a1d1","r":539,"t":"backRankMate endgame mate mateIn2 short"},{"i":"OyLLI","f":"5rk1/pppb3p/2np2pQ/4p1P1/3P4/2PB4/PPN2qPP/R6K w - - 0 20","m":"a1f1 f2f1 d3f1 f8f1","r":591,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"OySLe","f":"8/2Rrkp2/p3p3/3pP1p1/qP1P4/P2Q4/5PPP/6K1 w - - 4 28","m":"d3c3 a4d1 c3e1 d1e1","r":557,"t":"endgame mate mateIn2 short"},{"i":"OzcQY","f":"R1b1k3/2r4p/4p3/5pp1/1BBPn3/1P2P3/5PPP/6K1 w - - 2 33","m":"c4e6 c7c1 b4e1 c1e1","r":501,"t":"endgame mate mateIn2 short"},{"i":"OzdIr","f":"5r1k/ppp3pp/1nnp4/5QB1/3P4/4R3/PP3P2/3R2K1 b - - 0 24","m":"f8f5 e3e8 f5f8 e8f8","r":563,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"P0ntH","f":"5r1k/p7/b1p1pr1p/3pR3/3P2p1/1PP2P2/P1B3PP/4R1K1 w - - 0 30","m":"f3g4 f6f1 e1f1 f8f1","r":475,"t":"endgame kingsideAttack mate mateIn2 operaMate short"},{"i":"P0so4","f":"4r3/6kp/Q2p1p2/1p1R1p2/8/2n5/P3r1PP/2R4K w - - 1 33","m":"d5d6 e2e1 c1e1 e8e1","r":516,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P19Zc","f":"3r3k/1p4p1/1p3p1p/8/2p1n3/2P2N2/1Q4PP/6K1 w - - 0 33","m":"b2b6 d8d1 f3e1 d1e1","r":583,"t":"endgame mate mateIn2 short"},{"i":"P1Acw","f":"2r3k1/1b3ppp/8/1P6/p2R4/1r5P/5PP1/3R2K1 b - - 3 30","m":"a4a3 d4d8 c8d8 d1d8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P1CFP","f":"4r1k1/Rp4pp/2p1P3/7n/1P2b3/1P2N2P/8/5BK1 b - - 0 32","m":"e8e7 a7a8 e7e8 a8e8","r":530,"t":"endgame mate mateIn2 short"},{"i":"P1NCR","f":"6k1/5ppp/4p3/p1N5/3P4/2q5/1r3PPP/2R3K1 w - - 0 41","m":"c1c3 b2b1 c3c1 b1c1","r":476,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P1X2U","f":"k5r1/p1r5/P7/3R4/6QP/8/5PP1/6K1 b - - 0 41","m":"g8g4 d5d8 c7c8 d8c8","r":477,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"P1kYj","f":"5rkQ/p3q2p/1p2p1pP/2n5/8/1P6/P1P2R2/1K3R2 b - - 13 35","m":"g8h8 f2f8 e7f8 f1f8","r":567,"t":"endgame mate mateIn2 short"},{"i":"P20Hi","f":"r3rQ1k/1pp3p1/p2p3p/4n1q1/5R2/2PB4/PP4PP/5RK1 b - - 6 25","m":"e8f8 f4f8 a8f8 f1f8","r":430,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"P2r1y","f":"8/p1r2ppk/7p/8/5n2/5N2/PP1R1PPP/5K2 w - - 8 37","m":"f3e5 c7c1 d2d1 c1d1","r":588,"t":"endgame mate mateIn2 short"},{"i":"P2rqt","f":"k5r1/p4p2/2p1p1q1/3p4/3P1B2/PRP4r/1Q4P1/6K1 b - - 1 36","m":"g8h8 b3b8 h8b8 b2b8","r":524,"t":"endgame mate mateIn2 short"},{"i":"P33PA","f":"3r3k/6pp/8/1p2p3/p2RPp2/P4P2/1P4PP/2R3K1 b - - 0 30","m":"d8d4 c1c8 d4d8 c8d8","r":526,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"P35FF","f":"8/p5k1/4rp2/4r1p1/3p4/8/P4PPP/2RR2K1 w - - 0 41","m":"d1d4 e5e1 c1e1 e6e1","r":400,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"P38RF","f":"r1b2b2/ppk5/6Q1/2p1R1N1/2B5/3P4/P4RPP/3q3K w - - 1 28","m":"e5e1 d1e1 f2f1 e1f1","r":462,"t":"fork hangingPiece mate mateIn2 middlegame short"},{"i":"P3Tvj","f":"3r3r/pbp2ppp/2p2k2/4N3/4n3/8/PPP2PPP/RN2R1K1 w - - 2 13","m":"e1e4 d8d1 e4e1 d1e1","r":453,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"P3UT8","f":"8/4p1kp/6p1/4bp1q/2Q4R/1P5P/P4NP1/3r3K w - - 4 37","m":"f2d1 h5d1 c4f1 d1f1","r":589,"t":"endgame mate mateIn2 short"},{"i":"P3jof","f":"4r2k/p1p1P1pp/8/8/8/P7/8/1R4K1 b - - 0 39","m":"e8e7 b1b8 e7e8 b8e8","r":482,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"P3wDZ","f":"r5k1/1bp2pp1/1p1p2qp/3P4/p1P1R3/P7/1PB1Q1PP/7K b - - 0 26","m":"g6f6 e4e8 a8e8 e2e8","r":534,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"P4Au4","f":"r2qr1k1/1b2bpp1/p3pn1p/1pp5/3P2N1/2PQ4/PPB1NPPP/R3R1K1 b - - 1 17","m":"f6g4 d3h7 g8f8 h7h8","r":557,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"P4Mqb","f":"8/k1r3pp/P3Rp2/8/2pB2P1/3b3P/4pK2/8 b - - 2 47","m":"a7a8 e6e8 c7c8 e8c8","r":586,"t":"endgame mate mateIn2 short"},{"i":"P4abH","f":"4r3/kp6/p7/8/3q4/8/PPP5/1K1R4 w - - 0 43","m":"d1d4 e8e1 d4d1 e1d1","r":502,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"P4dpV","f":"8/5pk1/2RN3p/6p1/6n1/6P1/1r3PP1/5K2 w - - 2 31","m":"f1g1 b2b1 c6c1 b1c1","r":500,"t":"endgame mate mateIn2 short"},{"i":"P4p8s","f":"2r5/P7/7p/3ppkp1/1B6/4P3/R4PPP/6K1 w - - 0 40","m":"a7a8q c8c1 b4e1 c1e1","r":597,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P4u2W","f":"4r1k1/p3qp2/1p1b1p1p/2pP4/2P1N3/Q4BPb/P4P1P/R5K1 w - - 2 28","m":"e4d6 e7e1 a1e1 e8e1","r":579,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"P51th","f":"r5k1/2R3pp/5p2/3b4/5B2/4P1P1/3P1P1P/6K1 w - - 3 29","m":"c7c5 a8a1 c5c1 a1c1","r":583,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"P59TQ","f":"3r2k1/2pR1ppp/4p3/4P3/R7/2n5/PP3PPP/5K2 b - - 0 29","m":"d8d7 a4a8 d7d8 a8d8","r":551,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P5AUS","f":"6k1/q4pp1/3b3p/3p1Q2/1P1P4/4P2P/3B1PP1/6K1 w - - 0 36","m":"f5d5 a7a1 d2c1 a1c1","r":563,"t":"endgame mate mateIn2 short"},{"i":"P5EMZ","f":"r1b1q1k1/bpp3pp/p1n5/4p3/4Np2/1NBP1P2/PPP3Pr/3RQR1K w - - 0 21","m":"h1h2 e8h5 e1h4 h5h4","r":447,"t":"mate mateIn2 middlegame short"},{"i":"P5ET6","f":"2r2k2/5P2/4P1p1/7p/3p4/1p1P3P/pPr5/K3R1R1 w - - 1 38","m":"g1g6 c2c1 e1c1 c8c1","r":495,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"P5FlB","f":"4rr1k/5ppp/8/p2N1P2/2b3Q1/P1P5/1P3RPP/6K1 w - - 1 32","m":"f5f6 e8e1 f2f1 e1f1","r":577,"t":"endgame mate mateIn2 operaMate short"},{"i":"P5N4S","f":"3rr1k1/1Bp2ppp/p4q2/1p2n3/5P2/8/PPP1Q1PP/R3R1K1 b - - 0 18","m":"e5c4 e2e8 d8e8 e1e8","r":560,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"P5RxV","f":"4r2k/p3q1p1/1p5p/2pp1R2/6P1/1P1BQ1P1/P6K/5R2 b - - 0 34","m":"e7e3 f5f8 e8f8 f1f8","r":581,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"P5xcB","f":"4r2k/1p4b1/2p3pp/p2p1p2/5P2/2P4Q/PP3qPP/5R1K w - - 1 29","m":"f1f2 e8e1 f2f1 e1f1","r":455,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P67Hm","f":"3r2k1/5ppp/8/1R6/1P1N4/7P/6PK/8 b - - 0 38","m":"d8d4 b5b8 d4d8 b8d8","r":496,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"P6E3c","f":"6k1/pR3ppp/4b2q/4P3/8/4nN2/P4PPP/1B1Q2K1 b - - 0 25","m":"e3d1 b7b8 e6c8 b8c8","r":537,"t":"endgame master mate mateIn2 short"},{"i":"P6Hao","f":"2k2r2/ppp3b1/8/4nq2/4RB2/3P4/PPP2PPP/4R1K1 b - - 4 23","m":"e5d7 e4e8 f8e8 e1e8","r":505,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"P6Knn","f":"r5k1/pp3pp1/7p/2p3b1/2Qp1n2/P2P1q2/BPP1r2P/R1B2R1K w - - 0 24","m":"f1f3 e2e1 f3f1 e1f1","r":499,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"P6U9M","f":"3r3k/6pp/6n1/3Q4/P7/6PP/4RPK1/8 b - - 0 40","m":"d8d5 e2e8 g6f8 e8f8","r":557,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P6i0S","f":"7k/6pp/5p2/2rB3n/6P1/R3P3/5P1P/5K2 b - - 0 36","m":"c5d5 a3a8 d5d8 a8d8","r":539,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"P6xH1","f":"2r3k1/5ppp/1R2p3/1p6/1P3P2/2R4P/6P1/6K1 b - - 0 25","m":"c8c3 b6b8 c3c8 b8c8","r":402,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"P79Fy","f":"1k1r4/1p2R2p/pP3p2/5P2/P7/8/6KP/1r6 b - - 4 36","m":"d8d5 e7e8 d5d8 e8d8","r":539,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"P7Uqx","f":"8/pQ3pk1/6p1/8/2P5/1P4P1/P5PP/1r2rNK1 w - - 1 35","m":"h2h3 e1f1 g1h2 f1h1","r":593,"t":"endgame mate mateIn2 short"},{"i":"P7ffD","f":"r5k1/pbp1nppp/1p6/4pP2/4P1PP/2P1qB2/PP1Q4/1K1R3R b - - 0 19","m":"e3f3 d2d8 a8d8 d1d8","r":400,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"P80ji","f":"r2r2k1/p3ppbp/B2qb1p1/8/3B4/2Q2P2/PPP3PP/1K1R3R w - - 11 19","m":"d4g7 d6d1 h1d1 d8d1","r":579,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"P8V45","f":"8/P2P4/8/8/5p2/5k2/r4p2/5K2 w - - 4 61","m":"d7d8q a2a1 d8d1 a1d1","r":564,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"P8uNt","f":"3Q3k/p1q1r1pp/1p3p2/8/1P6/P5P1/5P1P/3R2K1 b - - 0 36","m":"c7d8 d1d8 e7e8 d8e8","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P91il","f":"1Q1r4/7p/1R1bkp2/3q4/8/5N2/5PPP/6K1 w - - 7 33","m":"b8d8 d5d1 f3e1 d1e1","r":542,"t":"endgame mate mateIn2 short"},{"i":"P9QeI","f":"r3r1k1/1pp2ppp/p2p4/3PqQ2/2B5/4R3/PP3PPP/4R1K1 b - - 0 17","m":"e5f5 e3e8 a8e8 e1e8","r":409,"t":"backRankMate endgame mate mateIn2 short"},{"i":"P9dN1","f":"2r3k1/5p1p/2q2QpB/8/p1b1R3/2P5/r4PPP/4R1K1 b - - 3 34","m":"c6f6 e4e8 c8e8 e1e8","r":452,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"P9k6o","f":"rr4k1/bp3pp1/3p4/p1PR4/N1Q1Pp1q/P4P1p/1PR3PP/7K w - - 1 28","m":"d5f5 h4e1 c4f1 e1f1","r":583,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PA5IO","f":"r5k1/p1p2pp1/1p1q4/3p3p/P2P3n/2PBQP2/5P1P/4R1K1 b - - 2 22","m":"d6f6 e3e8 a8e8 e1e8","r":489,"t":"endgame kingsideAttack mate mateIn2 pillsburysMate sacrifice short"},{"i":"PAPIf","f":"6rk/pR6/1b2N2p/4n3/6p1/2B3R1/PPP2rKP/8 w - - 3 27","m":"g2h1 f2f1 g3g1 f1g1","r":457,"t":"mate mateIn2 middlegame operaMate short"},{"i":"PAe8E","f":"6Rk/5ppp/1p2r3/1Pp3Pn/q3p3/4P2P/1B3PBQ/6K1 b - - 0 35","m":"h8g8 h2b8 e6e8 b8e8","r":588,"t":"endgame mate mateIn2 short"},{"i":"PB8iI","f":"4r1k1/ppp3b1/2n1q1Np/3p1n2/8/8/PPP2PPP/RNBQ2K1 w - - 3 18","m":"g6f4 e6e1 d1e1 e8e1","r":579,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PBHUF","f":"3r2k1/p4ppp/8/8/3Rb3/4rP2/P5PP/1R4K1 b - - 0 23","m":"e4b1 d4d8 e3e8 d8e8","r":502,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"PBO2y","f":"r3rb1k/6p1/7p/8/pp1q4/5Q2/PPB3PP/5R1K b - - 1 28","m":"a8a7 f3f8 e8f8 f1f8","r":540,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"PBSn1","f":"8/p1N3pk/1p1p3p/2p5/8/2r5/P3RPPP/6K1 w - - 0 31","m":"c7b5 c3c1 e2e1 c1e1","r":580,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PBXVK","f":"6k1/1b3pp1/pq3n2/1p4Np/1Pp5/r5NP/4QPP1/4R1K1 b - - 1 30","m":"a3g3 e2e8 f6e8 e1e8","r":564,"t":"mate mateIn2 middlegame sacrifice short"},{"i":"PBYrr","f":"7k/6pp/3p4/2p2r2/1pN1R3/pP6/PbP1K2P/8 b - - 1 38","m":"d6d5 e4e8 f5f8 e8f8","r":406,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PBfT2","f":"5k2/5p2/4nK2/5P2/7p/1R6/3r4/8 b - - 0 57","m":"d2f2 b3b8 e6d8 b8d8","r":464,"t":"endgame mate mateIn2 short"},{"i":"PBo5f","f":"2r1Q1k1/5p2/p4Bp1/5qPp/8/5P2/P3R1K1/8 b - - 5 42","m":"c8e8 e2e8 g8h7 e8h8","r":543,"t":"endgame mate mateIn2 operaMate short"},{"i":"PBtfT","f":"r4rk1/2qn1pp1/b2Np2p/pp2P3/3pN3/P4RQ1/1P3PPP/3R2K1 w - - 0 30","m":"d1d4 c7c1 d4d1 c1d1","r":431,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PCDZ3","f":"6k1/p4ppp/Qpp1r1q1/8/4p3/2P3P1/PP3P1P/4R1K1 b - - 2 24","m":"e6e7 a6c8 e7e8 c8e8","r":519,"t":"endgame mate mateIn2 short"},{"i":"PCSJc","f":"1r4k1/5ppp/2b1p3/8/1B1P4/R4N2/5PPP/6K1 w - - 1 31","m":"b4c5 b8b1 f3e1 b1e1","r":447,"t":"endgame mate mateIn2 short"},{"i":"PCdob","f":"2k4r/1bpn2q1/p2rp2p/1p1p1B2/1P1P1RN1/P1P3P1/4QP2/2K1R3 b - - 7 27","m":"e6f5 e2e8 h8e8 e1e8","r":548,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"PDQS6","f":"8/7p/5kp1/3R1p2/8/B1N5/PPr2PPP/6K1 w - - 7 33","m":"d5c5 c2c1 c3d1 c1d1","r":449,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PDbEx","f":"4r1k1/5pp1/4qbp1/pR6/8/1P5P/P4PPB/1Q1r2K1 w - - 0 34","m":"b1d1 e6e1 d1e1 e8e1","r":456,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PDd3I","f":"6k1/1p3ppp/2n5/4p3/3bP1P1/2N2PK1/Rr5P/8 b - - 0 34","m":"d4c3 a2a8 c6b8 a8b8","r":464,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PDeoS","f":"r5k1/1p3pp1/2p1p1p1/4B3/p1P2b2/3r4/P1R1RPPP/6K1 w - - 0 24","m":"e5f4 d3d1 e2e1 d1e1","r":426,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"PDfzC","f":"5rk1/1p2Q1p1/p3pr2/3p3B/8/P7/1P4PP/3qR2K w - - 0 37","m":"e1d1 f6f1 d1f1 f8f1","r":423,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PDixO","f":"4r1k1/2p2ppp/4q3/8/2P2B2/5Q2/Pb3PPP/3r1RK1 w - - 0 24","m":"f1d1 e6e1 d1e1 e8e1","r":592,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"PDnOB","f":"4r1k1/6pp/2R5/3b2B1/p7/P1P3P1/1P3P2/6K1 w - - 1 32","m":"c6c5 e8e1 g1h2 e1h1","r":505,"t":"endgame mate mateIn2 operaMate short"},{"i":"PDoIl","f":"3r2k1/1bp1Q3/4r1Np/p1pP4/P1P5/1P4P1/5P2/6K1 w - - 0 39","m":"d5e6 d8d1 g1h2 d1h1","r":555,"t":"endgame mate mateIn2 operaMate short"},{"i":"PEb5Y","f":"3k2r1/2pr1q2/2n4p/ppP5/4R3/4QP2/PP4PP/4R1K1 b - - 1 30","m":"f7a2 e4e8 g8e8 e3e8","r":580,"t":"mate mateIn2 middlegame short"},{"i":"PEjiW","f":"6k1/B4pp1/4p1n1/1r1rP3/R6p/5N2/5PPP/1R4K1 w - - 0 31","m":"b1b5 d5d1 f3e1 d1e1","r":573,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PEoO3","f":"3rkb1r/ppp2p2/7p/4p3/4b3/8/PPP2PPP/RN2R1K1 w k - 0 13","m":"e1e4 d8d1 e4e1 d1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PFBv7","f":"k7/pr4pp/2Q5/2b3B1/8/8/P1P2PPP/6K1 w - - 2 22","m":"c6c5 b7b1 g5c1 b1c1","r":549,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PFMLQ","f":"5rk1/ppp3b1/6p1/6R1/8/1P2p3/P1P5/1K2R3 w - - 0 31","m":"e1e3 f8f1 e3e1 f1e1","r":469,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PFRrK","f":"5rk1/ppq2ppp/2pp1n2/5b2/2PP1Nn1/P1P3P1/4QPBP/2B1R1K1 b - - 0 17","m":"f8e8 e2e8 f6e8 e1e8","r":408,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PG5g2","f":"1r4k1/5pp1/1p1p3p/3q4/7Q/P1P5/1P2rPPP/4R1K1 w - - 0 25","m":"e1e2 d5d1 e2e1 d1e1","r":553,"t":"endgame fork mate mateIn2 short"},{"i":"PG6ej","f":"3Q4/1p3rkp/p2p1rp1/8/4P3/P7/1PP3PP/R3q2K w - - 0 23","m":"a1e1 f6f1 e1f1 f7f1","r":459,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"PG6wY","f":"3r1k2/ppp2prp/8/4R3/3q4/Q7/P4PPP/4R1K1 b - - 3 20","m":"f8g8 e5e8 d8e8 e1e8","r":556,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PG8CR","f":"4r1k1/Qp2rp1p/1np3pP/3p4/3P4/8/PPP5/1K2qR1R w - - 1 28","m":"f1e1 e7e1 h1e1 e8e1","r":409,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PGXgi","f":"6k1/4rppp/p3p3/1p6/1P6/P1r5/3RB2P/5RK1 b - - 0 27","m":"c3a3 d2d8 e7e8 d8e8","r":588,"t":"endgame mate mateIn2 short"},{"i":"PGZ51","f":"5r2/pQp2qkp/6p1/8/8/8/PP4PP/1R5K w - - 1 25","m":"a2a3 f7f1 b1f1 f8f1","r":490,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"PGkLj","f":"2r3r1/1p3p1k/p3pp1p/3p3Q/3P1P2/P2P1R2/1P2N1PP/2q4K w - - 6 25","m":"e2c1 c8c1 f3f1 c1f1","r":477,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"PHAU5","f":"2r3k1/5ppp/4p3/rnp1N3/5P2/P2R4/2P3PP/3R2K1 b - - 3 27","m":"f7f6 d3d8 c8d8 d1d8","r":564,"t":"endgame mate mateIn2 short"},{"i":"PHNyl","f":"4r1k1/p5pp/2p5/3b1Q2/3R3P/B1P3P1/P1P2P2/3Rq1K1 w - - 1 28","m":"d1e1 e8e1 g1h2 e1h1","r":516,"t":"endgame mate mateIn2 operaMate short"},{"i":"PHPgU","f":"1k1r4/ppp1qp2/6p1/3p3p/3RN3/P3PP1P/1PP2P2/2KR4 b - - 0 23","m":"d5e4 d4d8 e7d8 d1d8","r":536,"t":"backRankMate endgame master mate mateIn2 queenRookEndgame short"},{"i":"PHUFM","f":"brr3k1/5pp1/2p1p2p/4P3/1Q2B3/8/3R1PPP/3R2K1 b - - 0 28","m":"b8b4 d2d8 c8d8 d1d8","r":477,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PHbc9","f":"6k1/5pp1/1p3n2/4R2p/1P2bP2/1qPpQ2P/6PK/8 b - - 8 32","m":"e4h7 e5e8 f6e8 e3e8","r":569,"t":"endgame mate mateIn2 sacrifice short"},{"i":"PHcN1","f":"4r3/kp5p/1p2P3/p6Q/P2r1b2/5R1P/6P1/7K w - - 0 35","m":"h5e8 d4d1 f3f1 d1f1","r":498,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PHsOk","f":"r5k1/pb1q1ppp/1pp5/3pQ3/1P1P3P/P1P3P1/5PB1/4R1K1 b - - 0 25","m":"a8e8 e5e8 d7e8 e1e8","r":489,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PI14Y","f":"4r1k1/1p3ppp/8/p3B3/8/6P1/PPPR3K/8 b - - 0 30","m":"e8e5 d2d8 e5e8 d8e8","r":547,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PIjnD","f":"2kr4/pp3ppp/4p2n/1b2P3/4B3/2b2N2/PPP2PPP/R1B3K1 w - - 0 15","m":"b2c3 d8d1 f3e1 d1e1","r":461,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PIoRZ","f":"2kr4/pppq3p/3r1p2/5np1/4P1Q1/PnN2P2/1PP2P1P/2KR1BR1 w - - 3 19","m":"c2b3 d6d1 c3d1 d7d1","r":535,"t":"mate mateIn2 middlegame queensideAttack short"},{"i":"PIrIf","f":"2r5/1br2pk1/p5p1/1p1pq3/7Q/P7/1P3PPP/1B2R1K1 w - - 2 27","m":"e1e5 c7c1 e5e1 c1e1","r":526,"t":"backRankMate endgame fork mate mateIn2 short"},{"i":"PJOfc","f":"2r3k1/pp3ppp/8/q2p4/4b1Q1/1B6/P2b2PP/5RK1 b - - 1 23","m":"e4g6 g4c8 a5d8 c8d8","r":599,"t":"hangingPiece mate mateIn2 middlegame short"},{"i":"PJVWe","f":"r4rk1/pp3qp1/1np1p2p/2b1P2N/4Q1P1/5N2/PP4PP/3R1R1K w - - 9 24","m":"f3h4 f7f1 d1f1 f8f1","r":532,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PJlHg","f":"3r3k/1ppr2p1/6qp/8/1P3R2/4BpP1/2Q2P1P/1R4K1 w - - 0 30","m":"c2g6 d7d1 b1d1 d8d1","r":571,"t":"endgame mate mateIn2 short"},{"i":"PJtrU","f":"6k1/6pp/pb2K3/1p6/n6P/P3P1P1/5r2/2R1B3 b - - 1 40","m":"f2e2 c1c8 b6d8 c8d8","r":565,"t":"endgame mate mateIn2 short"},{"i":"PJtzR","f":"r3r1k1/p1p2p1p/6p1/4q3/8/1P3Q2/P4PPP/R2R2K1 w - - 0 23","m":"d1e1 e5e1 a1e1 e8e1","r":586,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PJxFm","f":"5rk1/p5p1/4pr1p/3p1q2/1Q1P3n/2P1PN2/1P4PP/2R2RK1 w - - 1 29","m":"f3h4 f5f1 c1f1 f6f1","r":407,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PJyci","f":"r3r1k1/2pNqp1p/p1B3p1/1p6/8/2Q2n2/PP3PPP/R3R1K1 w - - 0 22","m":"c3f3 e7e1 a1e1 e8e1","r":449,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PK3lz","f":"3r2k1/1p4p1/p5p1/2P4p/2p5/P1b1B3/1P2RPPP/6K1 w - - 0 26","m":"b2c3 d8d1 e2e1 d1e1","r":472,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PKA4U","f":"3kr3/Q5p1/Pp6/2p4p/2Pp3p/3Pq3/1P4PP/R5K1 w - - 1 33","m":"g1h1 e3e1 a1e1 e8e1","r":486,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"PKDrf","f":"1k6/ppp2Rpp/2n3r1/8/6P1/8/P1P5/R6K b - - 0 24","m":"g6g4 f7f8 c6d8 f8d8","r":546,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PKI5c","f":"r5k1/ppp1q2p/7B/3prpN1/7Q/8/PP3PPP/R5K1 w - - 6 25","m":"h4g3 e5e1 a1e1 e7e1","r":529,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PKSY2","f":"r5k1/pppq1n1p/1n1p1Bp1/3P1p2/2P2P2/NP5P/P3Q1P1/4R1K1 b - - 0 21","m":"a8e8 e2e8 d7e8 e1e8","r":478,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"PKShZ","f":"4r3/4rpk1/p5n1/7Q/1p5P/3B1P2/PPP3P1/1K4qR w - - 0 29","m":"h1g1 e7e1 g1e1 e8e1","r":556,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PKZDh","f":"6k1/R4pp1/1P3n1p/1r2p3/8/4P3/1B3PPP/6K1 w - - 1 30","m":"b2c3 b5b1 c3e1 b1e1","r":573,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PKbPB","f":"3r2k1/pp3pp1/2p4p/4N3/1P2P1b1/2q5/2P2PPP/4Q1K1 w - - 0 24","m":"e1c3 d8d1 c3e1 d1e1","r":559,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PKfYJ","f":"7k/6pp/1B3p2/8/5Pn1/r4QPq/3R4/4rBK1 b - - 4 38","m":"a3f3 d2d8 e1e8 d8e8","r":487,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PKgoK","f":"4r1k1/1p4p1/2n4p/p2P1p2/Q4P2/P2B4/1B1n2PP/3Rq2K w - - 3 27","m":"d1e1 e8e1 d3f1 e1f1","r":508,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PKyya","f":"6k1/pp2rpp1/8/6N1/5K1p/2P2P2/PP1R4/6r1 b - - 1 35","m":"f7f6 d2d8 e7e8 d8e8","r":469,"t":"endgame mate mateIn2 short"},{"i":"PL4Bo","f":"8/1p3pp1/pBbR3p/P1P5/4rkP1/7P/5P2/6K1 w - - 1 31","m":"b6c7 e4e1 g1h2 e1h1","r":519,"t":"endgame mate mateIn2 operaMate short"},{"i":"PLQ50","f":"8/p1q1pk1p/4Npp1/1p6/2pr4/2P1Q3/PP3PPP/6K1 w - - 1 23","m":"e6c7 d4d1 e3e1 d1e1","r":431,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PLezO","f":"2r3R1/1pB1kp1p/p1p5/8/1nPR4/8/1P3r1P/1K6 w - - 12 28","m":"g8c8 f2f1 d4d1 f1d1","r":595,"t":"endgame mate mateIn2 short"},{"i":"PMBlb","f":"2r3k1/5ppp/pp2p3/8/P3P3/1P5P/2rR1PP1/3R2K1 b - - 1 27","m":"c2c7 d2d8 c8d8 d1d8","r":431,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PMHEM","f":"3N4/p1P5/7p/4r1p1/2Q5/6k1/P5P1/7K w - - 3 43","m":"c7c8q e5e1 c4f1 e1f1","r":567,"t":"endgame mate mateIn2 short"},{"i":"PN2LR","f":"7k/ppp2p1p/5P2/3p3P/3P4/qP2Pp1Q/P1PK1P2/R5r1 b - - 4 26","m":"g1a1 h3c8 a3f8 c8f8","r":545,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"PN4li","f":"3r2k1/6p1/3r4/6PP/1N4b1/8/1PP2R2/2K2R2 w - - 1 33","m":"h5h6 d6d1 f1d1 d8d1","r":558,"t":"endgame mate mateIn2 operaMate short"},{"i":"PNGQL","f":"r5k1/8/2R5/3P1N2/1n6/2P5/5PPP/6K1 w - - 3 47","m":"c3b4 a8a1 c6c1 a1c1","r":412,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PNHKW","f":"3r2k1/5prp/p2Pp3/1p1p4/8/8/P1R5/K4R2 b - - 6 40","m":"d8d6 c2c8 d6d8 c8d8","r":570,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"PNzcg","f":"7k/p3Q3/1pb1p1p1/4N3/3p1P2/P2Pp1q1/1PPKB3/8 w - - 0 35","m":"d2d1 g3g1 e2f1 g1f1","r":556,"t":"endgame mate mateIn2 short"},{"i":"PO3tk","f":"k2Qr3/ppR5/8/4B2p/7P/1q6/1P3PP1/2R3K1 b - - 0 34","m":"e8d8 c7c8 d8c8 c1c8","r":582,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PO5JR","f":"r2R1n1k/6pp/8/2P5/1P3p2/Pq3N2/5PPP/3R2K1 w - - 2 32","m":"d8a8 b3d1 f3e1 d1e1","r":536,"t":"endgame hangingPiece mate mateIn2 short"},{"i":"PO7bo","f":"1k2r3/1pp1rppp/1p5n/1P1P4/P7/5Q2/3q1PPP/R2R2K1 w - - 0 28","m":"d1d2 e7e1 a1e1 e8e1","r":585,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PODeG","f":"8/6k1/8/6P1/3PpB2/4PbR1/2r2PK1/8 w - - 5 44","m":"g2g1 c2c1 g1h2 c1h1","r":551,"t":"endgame mate mateIn2 operaMate short"},{"i":"POMhI","f":"r2q1rk1/1pp1bp1p/p3p1p1/4P3/P7/2P3Q1/2P2PPP/R1B1R1K1 w - - 1 16","m":"e1e3 d8d1 e3e1 d1e1","r":535,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"POORd","f":"5r1k/ppr4p/3p1QpP/2nB4/8/1P3P2/2P2KP1/4R3 b - - 0 30","m":"f8f6 e1e8 f6f8 e8f8","r":449,"t":"endgame mate mateIn2 short"},{"i":"POsep","f":"4r1k1/pp3pp1/6b1/3p2N1/7q/8/PP6/2Q2BK1 b - - 1 29","m":"e8e5 c1c8 e5e8 c8e8","r":568,"t":"endgame mate mateIn2 short"},{"i":"POwN7","f":"r3k2r/pppqbppp/5n2/4R1B1/8/1QP5/PP3PPP/RN4K1 w kq - 3 14","m":"b3b7 d7d1 e5e1 d1e1","r":461,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"POzdi","f":"1k5r/ppp2p2/8/8/1b2n3/1P2P3/PQK5/R5q1 b - - 1 30","m":"g1e3 b2h8 b4f8 h8f8","r":583,"t":"backRankMate endgame hangingPiece mate mateIn2 short"},{"i":"PPDAf","f":"6k1/R5pp/4P3/1p3pr1/8/1P1rBK2/7P/8 b - - 0 36","m":"g5g6 a7a8 d3d8 a8d8","r":599,"t":"endgame mate mateIn2 short"},{"i":"PPIWW","f":"r5k1/5ppp/5n2/Q3p3/8/8/PrP2PPP/3R1RK1 b - - 0 18","m":"a8a5 d1d8 f6e8 d8e8","r":468,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PPLLj","f":"4r2k/6pp/8/B7/Q7/4qP2/6PP/R6K w - - 1 43","m":"a1e1 e3e1 a5e1 e8e1","r":540,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PPT8G","f":"6k1/5pp1/4p2p/3pP3/p1rP4/P7/5PPP/3R2K1 w - - 0 30","m":"d1d3 c4c1 d3d1 c1d1","r":475,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PPTej","f":"6k1/5ppp/p7/1P6/8/2r5/5PPP/R5K1 b - - 0 24","m":"a6b5 a1a8 c3c8 a8c8","r":437,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PPUVG","f":"4r3/pp1k1p2/3N4/8/2bP2R1/2P3Pp/P3rP1P/R5K1 w - - 7 31","m":"d6c4 e2e1 a1e1 e8e1","r":400,"t":"endgame mate mateIn2 short"},{"i":"PPWXv","f":"r1b4k/ppb3pp/5r2/4B3/1PB1Pn2/P4P2/6PP/3R1R1K b - - 0 22","m":"c7e5 d1d8 f6f8 d8f8","r":574,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PPwEq","f":"r5k1/5ppp/p4b2/1p1RN3/1P6/P3P3/2r2PPP/3R2K1 b - - 4 23","m":"f6e5 d5d8 a8d8 d1d8","r":491,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PQ9Rf","f":"4r1k1/1pp2ppp/2p1b3/2n5/p1PR4/N7/PP2BPPP/5K2 b - - 0 19","m":"e8e7 d4d8 e7e8 d8e8","r":571,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PQPYJ","f":"2r5/5p1p/p2kp1p1/3p4/PN6/1P3Q2/5PPP/6K1 w - - 0 34","m":"b4a6 c8c1 f3d1 c1d1","r":495,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PQkOV","f":"5r1k/p5pp/1p2Q3/2p1P3/P7/8/5rPP/q4R1K w - - 0 30","m":"f1a1 f2f1 a1f1 f8f1","r":437,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"PR0zF","f":"r1Q4k/4q1pp/5p2/4p3/8/3P2P1/4PP1P/2R3K1 b - - 1 28","m":"a8c8 c1c8 e7d8 c8d8","r":583,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"PRHdP","f":"2kr3r/pb3R1p/1pn1p3/1n6/8/2N5/PP4PP/R1B4K w - - 0 19","m":"c3b5 d8d1 f7f1 d1f1","r":513,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PRJy1","f":"3k1Q1r/3p2pp/r2q4/2pN4/3pP2b/8/PP3RPP/5RK1 b - - 7 22","m":"h8f8 f2f8 d6f8 f1f8","r":574,"t":"mate mateIn2 middlegame short"},{"i":"PRuOL","f":"r1b2r1k/pp3Bpp/1n6/6q1/3P4/P5B1/5PPP/R2QR1K1 b - - 0 22","m":"f8f7 e1e8 f7f8 e8f8","r":540,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PSFxJ","f":"6k1/1p3pp1/6rp/1r6/4B3/4K2R/3P4/2R5 b - - 3 39","m":"g6e6 c1c8 e6e8 c8e8","r":525,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PSMWP","f":"r5k1/1p3p1p/p7/2n2qp1/8/2B1P2P/PP1R1PPK/3R4 b - - 5 28","m":"c5e4 d2d8 a8d8 d1d8","r":438,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PSXLF","f":"2r1k2r/p2n1pb1/1p2p1pp/2p1P3/PnP2P1B/1P6/1K1R1P1P/3R4 b k - 3 28","m":"d7b8 d2d8 c8d8 d1d8","r":497,"t":"mate mateIn2 middlegame short"},{"i":"PSkYt","f":"8/5Rpk/p6p/1p6/1B2n3/P5P1/1r4PP/6K1 w - - 0 34","m":"f7e7 b2b1 b4e1 b1e1","r":547,"t":"endgame mate mateIn2 short"},{"i":"PT9vT","f":"2kr4/1bb5/7p/6p1/1R6/1P2BN1P/P4PP1/6K1 w - - 19 41","m":"b4c4 d8d1 f3e1 d1e1","r":423,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PT9yP","f":"6rk/1bp2p1Q/2q1rPp1/2p1P3/p1Pp4/3R4/PP2R1PP/4bNK1 b - - 0 31","m":"h8h7 d3h3 e1h4 h3h4","r":567,"t":"master mate mateIn2 middlegame short"},{"i":"PTBT9","f":"8/5p1k/p2br1bp/8/P6P/1Q3R2/6P1/7K w - - 1 43","m":"b3b7 e6e1 f3f1 e1f1","r":527,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PTZa4","f":"r4bk1/p4p1p/6p1/4p3/2rp4/1B3Q2/PP3PPP/6K1 w - - 0 31","m":"f3a8 c4c1 b3d1 c1d1","r":492,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PTeVi","f":"2r2k2/p1r2ppp/1pN1pn2/1P6/P7/6P1/3RPP1P/3R2K1 b - - 6 24","m":"f8e8 d2d8 c8d8 d1d8","r":400,"t":"endgame mate mateIn2 short"},{"i":"PTjcb","f":"6k1/5ppp/2n1p3/p2rP3/2p1R3/5N2/PP3PPP/6K1 w - - 0 29","m":"e4c4 d5d1 f3e1 d1e1","r":403,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PU9Vg","f":"2r1rk2/3n2p1/3Pq3/3N3Q/8/1P3N2/P4PPP/3R2K1 w - - 5 33","m":"f3g5 e6e1 d1e1 e8e1","r":553,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"PUL9r","f":"r1b1r1k1/1pp2pp1/1p5p/8/8/P3BP2/1PB3PP/R2R2K1 b - - 0 18","m":"e8e3 d1d8 e3e8 d8e8","r":521,"t":"endgame mate mateIn2 short"},{"i":"PUTrD","f":"6k1/pp3p2/1b4pp/3p4/q2N4/P1P1QBPb/1P3P1P/6K1 w - - 0 28","m":"f3d5 a4d1 e3e1 d1e1","r":482,"t":"endgame mate mateIn2 short"},{"i":"PUnru","f":"4r1k1/p5pp/4r3/2p5/8/P1p4P/2R2PPB/2R3K1 w - - 2 29","m":"c2c3 e6e1 c1e1 e8e1","r":519,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PUsN4","f":"5r2/5rkp/pp1Rp1p1/2p5/P3b3/1P3B2/2P3PP/3R3K w - - 0 30","m":"f3e4 f7f1 d1f1 f8f1","r":439,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PUugd","f":"8/6pk/p2R1p1p/1p4r1/4P3/1Pr2P2/P4RPP/7K w - - 0 37","m":"d6a6 c3c1 f2f1 c1f1","r":460,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"PVbhh","f":"1r4k1/3r1ppb/7p/pN1p4/PpP3P1/4R2P/1PP2PK1/4R3 b - - 0 30","m":"d5c4 e3e8 b8e8 e1e8","r":485,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PVkrt","f":"1r4k1/4pp1p/3p2p1/2pP3n/8/2Q1P2P/R2N1PPB/1q4K1 w - - 1 24","m":"d2b1 b8b1 c3c1 b1c1","r":432,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PVyas","f":"2r3k1/p4pp1/1p2pn2/6N1/2P5/1P6/P4PP1/3R2K1 b - - 0 28","m":"c8c7 d1d8 f6e8 d8e8","r":450,"t":"endgame mate mateIn2 short"},{"i":"PW1sH","f":"1r3r1k/pPpR2p1/8/4qp2/4Bn2/P4P2/1PQ2R1P/7K w - - 0 23","m":"e4c6 e5e1 f2f1 e1f1","r":541,"t":"mate mateIn2 middlegame short"},{"i":"PW25p","f":"4r1k1/p4p1p/2p2Pp1/5rP1/7P/2P2p2/PPKR3R/8 b - - 3 30","m":"e8e4 d2d8 e4e8 d8e8","r":493,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"PWQal","f":"6k1/p1p1rppp/8/2R5/8/P1P5/1r3PPP/3R3K b - - 2 25","m":"b2a2 d1d8 e7e8 d8e8","r":566,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PWdJq","f":"4r1k1/1p3p1p/5Pp1/R7/P4R2/7P/6PK/1r6 b - - 2 29","m":"e8e1 a5a8 e1e8 a8e8","r":536,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"PWrBY","f":"1r1R2k1/5ppp/8/Q7/4q1P1/8/PPP4P/2K5 b - - 1 24","m":"b8d8 a5d8 e4e8 d8e8","r":498,"t":"endgame mate mateIn2 short"},{"i":"PWvIr","f":"3R4/2r2k1p/p3p1p1/1p2Pp2/1P3P2/P7/6PP/7K w - - 1 35","m":"d8d6 c7c1 d6d1 c1d1","r":406,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PWzY8","f":"8/5k2/5p2/P4p1K/8/1P4R1/5r2/8 w - - 0 41","m":"a5a6 f2h2 g3h3 h2h3","r":526,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"PXLGr","f":"8/4q1pk/2Q4p/p2p1r2/8/2P5/P5PP/5R1K w - - 0 30","m":"f1f5 e7e1 f5f1 e1f1","r":446,"t":"endgame mate mateIn2 short"},{"i":"PXNTn","f":"r4rk1/1pp2pp1/1p1p2q1/5bNp/1P3P2/2P1Q2P/P5P1/R3R1K1 b - - 3 19","m":"f8e8 e3e8 a8e8 e1e8","r":494,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PXRhe","f":"3r1rk1/4qp2/2p3bQ/8/1p6/N1P5/P4PPP/4R1K1 w - - 0 23","m":"e1e7 d8d1 e7e1 d1e1","r":407,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PYIeR","f":"8/6pk/7p/p1r5/3N4/P3p3/1P3RPP/6K1 w - - 0 33","m":"f2e2 c5c1 e2e1 c1e1","r":469,"t":"endgame mate mateIn2 short"},{"i":"PYJ7Z","f":"r7/pp3k2/5p1p/4q1p1/3p4/3P1QR1/PPP5/1K5R w - - 0 30","m":"h1h6 e5e1 f3d1 e1d1","r":529,"t":"endgame mate mateIn2 short"},{"i":"PYQgJ","f":"2r2rk1/ppq2ppp/3p4/1P1P4/P7/5B1P/4QPP1/4R1K1 b - - 0 26","m":"f8e8 e2e8 c8e8 e1e8","r":494,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PYW3D","f":"4rb1k/2r4p/5p2/3N4/5p2/8/P4PPP/4R1K1 w - - 0 31","m":"e1e8 c7c1 e8e1 c1e1","r":455,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PZ0ny","f":"1r4k1/1r3ppp/4pq2/3pRP2/p1pP4/P1P4P/1P1QR1P1/6K1 b - - 0 23","m":"e6f5 e5e8 b8e8 e2e8","r":554,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PZCCd","f":"3r4/1b4pk/p3R2p/1p6/5N2/1P4P1/P4P1P/R2r2K1 w - - 1 33","m":"a1d1 d8d1 e6e1 d1e1","r":588,"t":"endgame mate mateIn2 short"},{"i":"PZcIo","f":"3k3r/3r1pp1/p1Bp2bp/1p6/8/2P5/PP2RPPP/4R1K1 b - - 0 22","m":"d7c7 e2e8 h8e8 e1e8","r":420,"t":"endgame mate mateIn2 operaMate short"},{"i":"PZnG1","f":"5r1k/pb4pp/8/3P2q1/2B5/2P2Q2/P5PP/R3R1K1 b - - 0 25","m":"f8f3 e1e8 f3f8 e8f8","r":460,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PZqVa","f":"3R1r1k/p5pp/5q2/2p5/8/P6P/3R1PP1/3Q2K1 b - - 0 29","m":"f8d8 d2d8 f6d8 d1d8","r":470,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pa4yZ","f":"r2r2k1/pp3ppp/6B1/2n5/3N1BP1/4R2P/nKP5/4R3 b - - 1 21","m":"d8d4 e3e8 a8e8 e1e8","r":461,"t":"mate mateIn2 middlegame short"},{"i":"Pa9gd","f":"2r3k1/1R3ppp/pB1p4/P2P4/2P5/2n5/5PPP/6K1 b - - 0 23","m":"c8c4 b7b8 c4c8 b8c8","r":501,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PaNC7","f":"r2R2kn/p4ppp/1q2p3/1pp4P/5P2/1P4P1/P1PQ3K/3R4 b - - 1 31","m":"a8d8 d2d8 b6d8 d1d8","r":456,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PaVds","f":"r1b3k1/1p3ppp/pq6/8/2P5/1P2QB2/Pb4PP/3R1R1K b - - 3 22","m":"b6e3 d1d8 e3e8 d8e8","r":560,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PaeRD","f":"6k1/pR3pp1/1pn1p2p/2p5/2P1BP2/4K1P1/P5P1/3r4 b - - 10 35","m":"c6a5 b7b8 d1d8 b8d8","r":560,"t":"endgame mate mateIn2 short"},{"i":"Pahwm","f":"4r1k1/ppp1rppp/8/8/1P6/P4N2/1Q1P1PPP/2R1q1K1 w - - 3 23","m":"f3e1 e7e1 c1e1 e8e1","r":477,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"PbGw9","f":"8/1p3p2/1r1b2k1/1N4p1/P1R5/4PpPp/5P1P/5K2 w - - 0 51","m":"b5d6 b6b1 c4c1 b1c1","r":425,"t":"endgame mate mateIn2 short"},{"i":"PbW5c","f":"1r1q1rk1/1p3ppp/3p4/p3pP2/P2pP3/1P1Pb3/2P1N1B1/R2Q1RK1 w - - 0 21","m":"g1h1 d8h4 g2h3 h4h3","r":576,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PbiBA","f":"k4r2/pp5R/2p4p/3p2p1/8/3P2PP/PKP5/5R2 b - - 0 31","m":"f8f1 h7h8 f1f8 h8f8","r":514,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PbqN7","f":"8/8/8/7p/1R2n2P/6Pk/r4P2/6K1 w - - 4 36","m":"b4e4 a2a1 e4e1 a1e1","r":520,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Pc0c2","f":"2r5/8/8/R4p2/5k2/pP4p1/P2R2P1/6K1 w - - 3 45","m":"a5a3 c8c1 d2d1 c1d1","r":505,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"PcAPN","f":"4r1k1/B1p2ppp/1p3r2/8/4B3/6P1/Pb3P1P/3R1RK1 b - - 0 27","m":"e8e4 d1d8 e4e8 d8e8","r":527,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PcE11","f":"6k1/R4p1p/5Kp1/8/p3rb1P/8/r7/2B5 b - - 5 43","m":"f4c1 a7a8 e4e8 a8e8","r":548,"t":"endgame mate mateIn2 short"},{"i":"PcQ4D","f":"8/2r1kp1p/1P2p1p1/r7/1R6/8/5PPP/6K1 w - - 0 36","m":"b6c7 a5a1 b4b1 a1b1","r":418,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PcjID","f":"7k/pp3Npp/2pr2n1/4n3/5p2/PB6/5PPP/4R1K1 b - - 1 31","m":"e5f7 e1e8 g6f8 e8f8","r":546,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pd9MU","f":"4r1kr/pQ3ppp/5n2/4q3/1P6/2P1B3/P4PPP/R3R1K1 w - - 3 21","m":"e3d4 e5e1 a1e1 e8e1","r":549,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PdJqP","f":"1k3b2/ppp2q2/3p1Q2/7p/8/1P5P/P1P2PP1/4R1K1 b - - 0 25","m":"f7f6 e1e8 f6d8 e8d8","r":500,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PdStQ","f":"5rk1/4n1p1/2p2r1p/Np3q2/1P1Pp3/2Q1P3/6PP/2R1R1K1 w - - 7 31","m":"e1f1 f5f1 c1f1 f6f1","r":434,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PeDcG","f":"6k1/p4ppp/1q2p3/8/1p1Q2n1/6P1/PP3PBP/2R3K1 b - - 0 28","m":"b6d4 c1c8 d4d8 c8d8","r":474,"t":"backRankMate endgame master mate mateIn2 short"},{"i":"PeRBn","f":"7r/pp4p1/2p3k1/8/2B5/P2P2br/1PP3RN/5R1K w - - 5 27","m":"f1g1 h3h2 g2h2 h8h2","r":583,"t":"mate mateIn2 middlegame operaMate short"},{"i":"Pec3g","f":"6k1/pp3pp1/2p3P1/5P2/4n3/2N1r3/PPP5/2KR4 b - - 0 25","m":"e4c3 d1d8 e3e8 d8e8","r":451,"t":"endgame mate mateIn2 short"},{"i":"PfDMN","f":"3r2k1/pR3R2/6p1/2n1b3/4N3/7P/P5P1/7K w - - 5 33","m":"e4c5 d8d1 f7f1 d1f1","r":522,"t":"endgame mate mateIn2 short"},{"i":"PfZob","f":"8/4rR2/1p1kP3/p1q5/3p4/1P6/P3Q1PP/7K w - - 2 38","m":"f7e7 c5c1 e2d1 c1d1","r":551,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PfhVr","f":"6k1/6rp/p7/6p1/P2R4/2P2pQ1/1r3P2/5qK1 w - - 0 38","m":"g1f1 b2b1 d4d1 b1d1","r":544,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Pfnua","f":"4B2k/6p1/p6p/3r4/7n/2P5/PP4RP/7K w - - 0 35","m":"g2e2 d5d1 e2e1 d1e1","r":400,"t":"endgame mate mateIn2 short"},{"i":"PgBy9","f":"1k1r3r/pbp2ppp/1p3n2/5B2/P7/2P1R3/2Q2PPP/R1Bq2K1 w - - 1 19","m":"c2d1 d8d1 e3e1 d1e1","r":556,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PgGZa","f":"1r3rk1/2p2Rpp/3p4/3Bp3/pp1qP3/3P4/PPP5/1K3Q2 b - - 0 31","m":"g8h8 f7f8 b8f8 f1f8","r":516,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"PgHwV","f":"1k4r1/pp5p/3Q2p1/1q3p2/4p3/6P1/5P1P/3R2K1 b - - 1 31","m":"b8a8 d6d8 g8d8 d1d8","r":460,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"PgMLL","f":"k3r3/pp4p1/2b5/4P3/1B1R1Prp/3Q2Pq/P3R2P/6K1 b - - 2 36","m":"h4g3 d4d8 e8d8 d3d8","r":564,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PgmRE","f":"6k1/4n1pp/p1p1P3/1P6/1r6/3PK3/8/R7 b - - 0 34","m":"a6b5 a1a8 e7c8 a8c8","r":494,"t":"endgame mate mateIn2 short"},{"i":"PgnBu","f":"4r3/pkp1qppp/1p6/8/QPP5/5P2/P5PP/3qR2K w - - 0 27","m":"a4d1 e7e1 d1e1 e8e1","r":421,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pgwsb","f":"6k1/1R3pp1/7p/P1b5/r7/2P2N2/5PPP/6K1 w - - 0 32","m":"b7c7 a4a1 f3e1 a1e1","r":562,"t":"endgame mate mateIn2 short"},{"i":"PgzBL","f":"r5k1/3q1ppp/2pp4/4n3/Q4N2/8/2P2PPP/1R1R2K1 b - - 0 26","m":"a8a4 b1b8 d7c8 b8c8","r":563,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PhDVR","f":"2kr3r/ppp1n1pp/3q1p2/8/3BR1P1/1BQ4P/PPP5/1K3R2 w - - 1 23","m":"d4a7 d6d1 f1d1 d8d1","r":428,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"PhEWJ","f":"r2q1rk1/pQp1bppp/8/4p3/8/8/PPP2PPP/R1B1R1K1 w - - 0 13","m":"e1e5 d8d1 e5e1 d1e1","r":400,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PhM0V","f":"1k6/p1p5/3r3p/2N2R2/3b2p1/8/PP4PP/5K2 b - - 1 28","m":"d4b2 f5f8 d6d8 f8d8","r":582,"t":"endgame mate mateIn2 short"},{"i":"PhPc9","f":"4R3/pp4pk/2p3pp/5r2/5r2/P1q4Q/6PP/4R2K w - - 2 32","m":"h3c3 f4f1 e1f1 f5f1","r":546,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"PhoEg","f":"2r3k1/5ppp/1p6/1P1p4/R1n1p2P/2P1P1P1/4K1B1/8 b - - 0 33","m":"c8c5 a4a8 c5c8 a8c8","r":479,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pi3wN","f":"4r1k1/pp2Qppp/2p5/8/4P3/PbN2P2/1P4PP/3R2K1 b - - 0 22","m":"e8e7 d1d8 e7e8 d8e8","r":552,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pi7go","f":"1k2r3/ppp3p1/8/4r2p/P2R4/2P1N1P1/1q3P2/3R2K1 b - - 12 34","m":"g7g5 d4d8 e8d8 d1d8","r":527,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PiQEo","f":"2r4k/2qR2pp/p7/P4p2/8/5P2/6PP/3R3K b - - 1 33","m":"c7c2 d7d8 c8d8 d1d8","r":508,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"PiUZP","f":"6k1/p5n1/2R3K1/r4P2/1p4P1/8/8/8 b - - 1 42","m":"a5b5 c6c8 g7e8 c8e8","r":437,"t":"endgame mate mateIn2 short"},{"i":"PivKp","f":"6k1/2n2p1p/2p1q1pB/1p2PpQ1/p2P4/P1P3P1/1P5P/6K1 b - - 2 34","m":"c7d5 g5d8 e6e8 d8e8","r":571,"t":"endgame kingsideAttack mate mateIn2 short"},{"i":"PixyN","f":"6k1/5p1p/4qp1P/8/8/3R1P2/p2K1P2/8 b - - 0 37","m":"a2a1q d3d8 e6e8 d8e8","r":489,"t":"endgame mate mateIn2 short"},{"i":"Pj0m6","f":"4r1k1/pp3ppp/2p3q1/Q7/2bP4/5P2/PB4PP/3R3K b - - 1 25","m":"e8e2 a5d8 e2e8 d8e8","r":516,"t":"endgame mate mateIn2 short"},{"i":"PjPd6","f":"1k1r4/1b6/8/1RQ5/2P3P1/4P1Pp/1P3P2/R2r2K1 w - - 1 36","m":"a1d1 d8d1 g1h2 d1h1","r":594,"t":"endgame mate mateIn2 short"},{"i":"PjhQ4","f":"2R5/r3Nppk/4pn1p/8/3P4/1r6/5PPP/R5K1 w - - 0 29","m":"a1a7 b3b1 c8c1 b1c1","r":473,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PjtQM","f":"2q3k1/p3rnpp/1p6/4p3/4R3/Q7/PP3PPP/6K1 w - - 0 29","m":"a3e7 c8c1 e4e1 c1e1","r":464,"t":"endgame mate mateIn2 short"},{"i":"PkJZd","f":"8/7p/R5p1/p7/PpB5/1Pr3k1/8/7K w - - 2 47","m":"a6a5 c3c1 c4f1 c1f1","r":594,"t":"endgame mate mateIn2 short"},{"i":"PkLlm","f":"5r1k/ppp1R1p1/6B1/1P5P/2n5/2P5/2P5/2K2r1R w - - 1 27","m":"h1f1 f8f1 e7e1 f1e1","r":400,"t":"endgame master mate mateIn2 short"},{"i":"PkSGk","f":"Q3r1k1/p1p2ppp/6q1/4b3/8/2N1B2P/PP1R1PP1/3R2K1 b - - 0 22","m":"e8a8 d2d8 a8d8 d1d8","r":470,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PkXeZ","f":"1r4k1/1b1pq1p1/p6p/3Pr3/6p1/P1N5/3Q1PPP/1R2R1K1 w - - 3 29","m":"d2f4 e5e1 b1e1 e7e1","r":593,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Pkjfo","f":"6k1/4r1p1/1R4P1/7P/p7/1p3P2/2b3K1/8 b - - 0 46","m":"a4a3 b6b8 e7e8 b8e8","r":527,"t":"endgame mate mateIn2 short"},{"i":"PkkJs","f":"5q1k/b6p/p1pQ1P1p/1p1p4/8/3P3P/PP3PP1/4R1K1 b - - 0 25","m":"f8d6 e1e8 d6f8 e8f8","r":483,"t":"endgame mate mateIn2 short"},{"i":"PlVQe","f":"3Q2k1/pp3p2/2n3pp/5q2/5P2/P1B5/1PP3PP/2KR4 b - - 0 28","m":"c6d8 d1d8 g8h7 d8h8","r":547,"t":"endgame mate mateIn2 operaMate short"},{"i":"PlZmf","f":"2r3k1/5ppp/8/2R3P1/1p2r2P/1P6/P2R4/BK6 b - - 0 32","m":"c8c5 d2d8 e4e8 d8e8","r":418,"t":"endgame mate mateIn2 short"},{"i":"Pm0GJ","f":"4Q2k/ppp3pp/1bnp4/8/4r3/1P1P4/PBP2q2/R3R2K b - - 1 24","m":"e4e8 e1e8 f2f8 e8f8","r":400,"t":"mate mateIn2 middlegame short"},{"i":"Pm7gv","f":"r1br2kb/p1q2p1p/2p3pB/3p1pN1/5P2/4Q3/PPP3PP/4RRK1 b - - 1 19","m":"c6c5 e3e8 d8e8 e1e8","r":543,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"PmeMb","f":"4r2k/pp1b1p1p/2p1rqpQ/1P2P3/P7/2P5/5PPP/R3R1K1 w - - 0 24","m":"e5f6 e6e1 a1e1 e8e1","r":531,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pmn2Z","f":"3r2k1/pp3ppp/n7/3R4/1P6/P4N1P/5PP1/2R3K1 b - - 0 24","m":"d8d5 c1c8 d5d8 c8d8","r":534,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PmrPp","f":"Q1r3k1/5ppp/p5q1/1p6/8/5P2/PPPR2PP/1K1R4 b - - 0 27","m":"c8a8 d2d8 a8d8 d1d8","r":413,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Pmt54","f":"r1bq1rk1/pp2p3/2p2nBp/4R2Q/8/8/PPP2PPP/R1B3K1 w - - 1 17","m":"h5h6 d8d1 e5e1 d1e1","r":591,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PnFn4","f":"3r2k1/pR3pp1/2p1p2p/4B3/r7/8/P5PP/5R1K w - - 4 25","m":"f1f7 d8d1 f7f1 d1f1","r":550,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PnTJU","f":"2r3k1/1p3pp1/p6p/3q4/8/P3P3/1P1Q1PPP/6K1 w - - 0 24","m":"d2d5 c8c1 d5d1 c1d1","r":457,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Pnkot","f":"3r4/2R2pkp/p3pbp1/8/4B3/5N2/P2BbPPP/6K1 w - - 1 29","m":"d2e3 d8d1 f3e1 d1e1","r":575,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Pnp8k","f":"6k1/5p1p/1R5P/1p6/8/nr3PK1/6P1/8 b - - 0 34","m":"b3c3 b6b8 c3c8 b8c8","r":476,"t":"endgame mate mateIn2 short"},{"i":"Pnv55","f":"1r1qk1nr/2p2ppp/8/pbQ5/1P2P3/P4N2/5PPP/RNB2K1R w k - 1 15","m":"f1g1 d8d1 f3e1 d1e1","r":548,"t":"kingsideAttack mate mateIn2 opening short"},{"i":"PoemG","f":"2RrQ2k/1p4p1/p5B1/1p6/1q6/7P/6P1/7K b - - 3 36","m":"d8e8 c8e8 b4f8 e8f8","r":581,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PowOJ","f":"3rr1k1/pRp1qppp/3b4/8/2P5/2N2Q1P/PPP2PP1/R5K1 w - - 1 18","m":"c3d5 e7e1 a1e1 e8e1","r":491,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"Ppu8u","f":"k5r1/pp6/2p5/4Q3/8/5P2/PP2R2K/5q2 b - - 2 37","m":"f1f3 e5e8 g8e8 e2e8","r":590,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Pq1T9","f":"7k/6p1/R7/p1K2B2/P1P5/4r1rp/2P5/8 b - - 1 44","m":"h3h2 a6a8 e3e8 a8e8","r":549,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PqNaD","f":"5rk1/7p/4p1p1/3p4/b1p4R/2P3P1/BP6/1K2R3 w - - 1 30","m":"e1e6 f8f1 e6e1 f1e1","r":400,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PqS1G","f":"r4bk1/p1p1rp2/2ppq2p/3nP1p1/8/2N2QB1/PPP2PPP/R3R1K1 w - - 1 19","m":"e5d6 e6e1 a1e1 e7e1","r":599,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PqW8c","f":"4r1rk/2R3p1/Nn4Qp/1p2q3/5p2/8/1P3PPP/2R3K1 w - - 0 31","m":"g6b6 e5e1 c1e1 e8e1","r":448,"t":"backRankMate mate mateIn2 middlegame sacrifice short"},{"i":"Pqfyz","f":"r4qrk/pp3p2/1np1nPp1/3pP2Q/8/1NN4R/PPP3PP/R5K1 b - - 0 22","m":"g6h5 h3h5 f8h6 h5h6","r":533,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Pr8QI","f":"8/6k1/5bpp/r2B4/8/8/5PPP/3R2K1 w - - 0 36","m":"d1d2 a5a1 d2d1 a1d1","r":492,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pr8Zi","f":"r3r1k1/p1p1qppp/1pn5/8/8/1B2Qb2/PPP2PPP/R3R1K1 w - - 0 17","m":"e3f3 e7e1 a1e1 e8e1","r":599,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PrDLg","f":"6k1/p6p/2rP1K2/6p1/6P1/P6P/1n4P1/1R6 b - - 0 35","m":"b2c4 b1b8 c6c8 b8c8","r":458,"t":"endgame mate mateIn2 short"},{"i":"Prt6i","f":"1k5r/1pp5/5p2/1N4pp/1P6/P2R2P1/r4P1b/3R1K2 b - - 2 26","m":"c7c6 d3d8 h8d8 d1d8","r":525,"t":"endgame mate mateIn2 short"},{"i":"Ps8ak","f":"1b2r1k1/5p2/p3r2p/1p5P/2b4B/P1N2B1R/1P3PP1/2R3K1 w - - 10 31","m":"b2b4 e6e1 c1e1 e8e1","r":549,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"PsN8S","f":"4r1k1/1p3pp1/p1n4p/3p4/2pP1b2/N1P2Q2/PPB3PP/R3q2K w - - 1 22","m":"a1e1 e8e1 f3f1 e1f1","r":465,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Psbnw","f":"6k1/R4p1p/p1r2np1/3n4/3B4/1P3P2/1K4PP/8 b - - 0 34","m":"f6h5 a7a8 c6c8 a8c8","r":478,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Psdof","f":"3R1r1k/1p2bppp/p7/2p1p3/4P3/1q6/1P1QBPPP/3R2K1 b - - 0 22","m":"f8d8 d2d8 e7d8 d1d8","r":407,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pshi9","f":"r4r1k/pp3RBp/1qppn1p1/8/8/3P1Q1P/PPP2PP1/R5K1 b - - 0 17","m":"e6g7 f7f8 a8f8 f3f8","r":584,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PsiIX","f":"3Q4/4R3/8/5R2/8/4P1Pp/r3kPKP/8 w - - 0 47","m":"g2g1 a2a1 d8d1 a1d1","r":515,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Psk4b","f":"5rk1/p4ppp/1p2b3/3q4/3B4/P1Q1R1P1/1P3P1P/6K1 b - - 4 27","m":"f8c8 c3c8 e6c8 e3e8","r":508,"t":"endgame mate mateIn2 sacrifice short"},{"i":"Pslc0","f":"r5k1/1b3ppp/p3pq2/1p6/8/3Q4/PPB2PPP/3R2K1 b - - 3 20","m":"f6g6 d3d8 a8d8 d1d8","r":576,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"PsrWQ","f":"3r1k2/p1p2ppp/1p6/8/8/P1q5/2P2PPP/4Q1K1 w - - 0 27","m":"e1c3 d8d1 c3e1 d1e1","r":497,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Pssl5","f":"4r1k1/6pp/3r4/8/1R6/4p3/PP4PP/4R1K1 w - - 0 30","m":"e1e2 d6d1 e2e1 d1e1","r":400,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"PsvcT","f":"2r5/pr2kp1p/1p2p1p1/2b1P1B1/8/8/P2R1PPP/3R2K1 b - - 2 22","m":"e7e8 d2d8 c8d8 d1d8","r":421,"t":"endgame mate mateIn2 operaMate short"},{"i":"Pswx4","f":"5rk1/R1Q3pp/4pq2/1b1p4/3P4/2P1P3/6PP/1N2R1K1 w - - 1 27","m":"c7g3 f6f1 e1f1 f8f1","r":594,"t":"mate mateIn2 middlegame operaMate sacrifice short"},{"i":"Pt08A","f":"5rk1/p4ppp/b2B4/2p5/3pQ3/5P2/qP4PP/4R1K1 b - - 1 23","m":"f8c8 e4e8 c8e8 e1e8","r":596,"t":"backRankMate endgame mate mateIn2 sacrifice short"},{"i":"Pteog","f":"r3R2k/2p2r1p/1p1p2pB/pP1P2n1/P7/1q1n1P1B/8/4R1K1 b - - 1 34","m":"a8e8 e1e8 f7f8 e8f8","r":598,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PtsyA","f":"4r1k1/p3qppp/b1pb4/2pp1N2/P2P4/1P3n1P/1BP2PP1/R2Q2K1 w - - 0 18","m":"d1f3 e7e1 a1e1 e8e1","r":595,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"Pu1sW","f":"4r2k/2p3pB/b5Q1/p1np4/8/2B2P2/P4RPP/4q1K1 w - - 5 27","m":"c3e1 e8e1 f2f1 e1f1","r":484,"t":"mate mateIn2 middlegame operaMate short"},{"i":"Pu2Xx","f":"1rR3kr/5ppp/4p3/pq1n4/8/P7/1P2NPPP/2R3K1 b - - 1 25","m":"b8c8 c1c8 b5e8 c8e8","r":455,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pu5pQ","f":"2q1kr2/1R6/p4p2/3ppbp1/3P4/6Q1/5PPR/6K1 w - - 1 37","m":"g3b3 c8c1 b3d1 c1d1","r":461,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pu9AS","f":"4r1k1/2R4p/p5p1/6B1/P2b1P2/1P6/2P5/1K2r2R w - - 3 31","m":"h1e1 e8e1 b1a2 e1a1","r":533,"t":"endgame mate mateIn2 operaMate short"},{"i":"PulzK","f":"4r1k1/5p2/p4R1p/1p6/8/r7/6PP/R6K w - - 0 28","m":"a1a3 e8e1 f6f1 e1f1","r":491,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Puptq","f":"3rr1k1/5ppp/p3p3/8/2Q1R3/P4N2/1P2nPPP/R2q3K w - - 3 28","m":"a1d1 d8d1 f3e1 d1e1","r":443,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PuqK3","f":"4r2k/pp4pp/2p5/4Q3/8/8/PPP3PP/3R2K1 b - - 0 23","m":"e8e5 d1d8 e5e8 d8e8","r":414,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PvLYM","f":"2r3k1/5ppp/4p3/RPR5/1n6/5N2/5PPP/6K1 b - - 0 28","m":"c8c5 a5a8 c5c8 a8c8","r":512,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PvW6l","f":"8/3R4/6k1/4p1p1/4N2p/5PKP/r5P1/8 w - - 0 51","m":"g3g4 a2g2 e4g3 g2g3","r":444,"t":"endgame mate mateIn2 short"},{"i":"PwN2l","f":"r2r2k1/5ppp/p7/3R4/8/5KP1/PP5P/3R4 b - - 2 23","m":"a8c8 d5d8 c8d8 d1d8","r":499,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Pwc6j","f":"6k1/pp3B1p/3n1npB/8/7q/P4P2/4RP1P/4R1K1 b - - 0 24","m":"d6f7 e2e8 f6e8 e1e8","r":515,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"PweHI","f":"1k2r3/pp2q1p1/2pb3p/5B2/3P4/5Q1P/PPP2PP1/R5K1 w - - 3 20","m":"f5g6 e7e1 a1e1 e8e1","r":583,"t":"endgame kingsideAttack mate mateIn2 sacrifice short"},{"i":"Pwftj","f":"3q2k1/6pp/p3P3/2p2P2/P3p3/4P3/1R3KPP/3Q4 b - - 0 32","m":"d8d1 b2b8 d1d8 b8d8","r":559,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Pwg3W","f":"6k1/6p1/P3bp1p/P1rpp3/8/4PN2/1q3PPP/1R4K1 w - - 0 29","m":"b1b2 c5c1 f3e1 c1e1","r":402,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PwmVn","f":"6k1/1R4p1/2b1pn1p/r2pN3/2p5/2P1P3/5PPP/6K1 w - - 2 26","m":"e5c6 a5a1 b7b1 a1b1","r":424,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PwrNu","f":"2r2rk1/p2p1p2/1p2p1p1/4P1Np/1R6/8/4QPPP/1Rq4K w - - 1 31","m":"b1c1 c8c1 e2d1 c1d1","r":536,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PxEQl","f":"5k2/R4ppp/p5n1/1p1N4/8/P6P/1P3PPK/2r5 b - - 5 36","m":"c1c2 a7a8 c2c8 a8c8","r":573,"t":"endgame mate mateIn2 short"},{"i":"PxPPr","f":"r3r1k1/pp2qppp/2pn4/8/8/1QN5/PPP2PPP/3R1RK1 w - - 2 16","m":"f1e1 e7e1 d1e1 e8e1","r":537,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"PxRsK","f":"6k1/2n2p1p/2r3p1/ppp5/2P2bPN/P6P/1B6/1K1R4 b - - 1 28","m":"b5c4 d1d8 c7e8 d8e8","r":489,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PxZC0","f":"2r3k1/5pp1/1P5p/1p2PQ2/1n6/5N2/5PPP/R1q3K1 w - - 1 26","m":"a1c1 c8c1 f3e1 c1e1","r":473,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Pxlf9","f":"r3rQ1k/pp4pp/8/8/8/P2bPR2/2q3PP/5RK1 b - - 6 25","m":"e8f8 f3f8 a8f8 f1f8","r":403,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PxtZB","f":"4q1k1/4r1p1/p1PR3p/1p6/5p2/P7/5BPP/2Q1r1K1 w - - 1 44","m":"f2e1 e7e1 c1e1 e8e1","r":542,"t":"endgame fork master mate mateIn2 short"},{"i":"Pxu0N","f":"2kr3r/ppp4p/4bR2/2b5/8/2P5/PP4PP/RN5K w - - 0 18","m":"f6e6 d8d1 e6e1 d1e1","r":406,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PxuzE","f":"1r5k/1r4p1/3p1p1p/p1pP1B2/1pq3P1/4RPK1/8/4R3 b - - 1 44","m":"c4c3 e3e8 b8e8 e1e8","r":579,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"PxwJo","f":"6k1/b6q/2r4p/P2p4/3P2p1/4PpP1/5P1P/2Q3KB w - - 0 36","m":"c1c6 h7b1 c6c1 b1c1","r":477,"t":"endgame mate mateIn2 short"},{"i":"Pxyrt","f":"r2r2k1/2B3pp/p3pp2/1p1p1b2/3q4/1B2R1Q1/n1P2PPP/R5K1 w - - 0 22","m":"a1a2 d4d1 e3e1 d1e1","r":449,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"PyHv8","f":"2r3k1/5pp1/1pr4p/3R4/8/7P/5PPB/1R4K1 w - - 3 36","m":"d5b5 c6c1 b1c1 c8c1","r":530,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PyV71","f":"3r2k1/p1R2ppp/1p6/b2Q4/8/4B2P/5PP1/6K1 b - - 0 32","m":"d8d5 c7c8 d5d8 c8d8","r":525,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PyZXb","f":"4r1k1/4qpp1/2p2pQ1/1p6/3P1b2/1BP4P/1P3PP1/R5K1 w - - 2 23","m":"g6f5 e7e1 a1e1 e8e1","r":462,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"PyarN","f":"3rr1k1/ppp2ppp/8/2P2b2/1P2p3/P2q1P1P/R3R1PK/4Q3 b - - 1 24","m":"e4f3 e2e8 d8e8 e1e8","r":580,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Pyrgp","f":"k6r/pp2bp1p/1n3p2/3q1p2/5B1P/2Q2N2/PP3PP1/1KR5 b - - 7 23","m":"h8c8 c3c8 b6c8 c1c8","r":491,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Pz1SH","f":"k7/p2r1ppp/Bpp5/3n4/P4B2/5P2/5KPP/4R3 b - - 3 25","m":"d5f4 e1e8 d7d8 e8d8","r":420,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Pz5Io","f":"r1b3kQ/pp3r1p/4p1pP/8/6P1/2P5/qP6/2KR3R b - - 2 22","m":"g8h8 d1d8 f7f8 d8f8","r":479,"t":"endgame mate mateIn2 short"},{"i":"PzC3U","f":"k4r2/pp6/2p5/8/2P1K3/3P2R1/PP4p1/8 b - - 3 48","m":"f8f2 g3g8 f2f8 g8f8","r":423,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"PzOZP","f":"2k2b1r/ppp2p1p/2n2p2/4p3/2P1b3/4P2P/3Q2P1/3R2K1 b - - 4 23","m":"c8b8 d2d8 c6d8 d1d8","r":503,"t":"backRankMate endgame master mate mateIn2 sacrifice short"},{"i":"PzR04","f":"4r1k1/p3R1pp/4P3/8/7P/P4b2/1P4n1/1K1R4 b - - 0 34","m":"e8e7 d1d8 e7e8 d8e8","r":421,"t":"endgame mate mateIn2 short"},{"i":"PzTZN","f":"6k1/1b2r3/8/2P4Q/8/6PP/1P3P2/6K1 w - - 1 51","m":"b2b4 e7e1 g1h2 e1h1","r":551,"t":"endgame mate mateIn2 operaMate short"},{"i":"PzZTQ","f":"5rk1/1Q3pp1/7p/B7/8/4q3/P4RPP/4r2K w - - 1 32","m":"a5e1 e3e1 f2f1 e1f1","r":542,"t":"endgame fork mate mateIn2 short"},{"i":"PzcBv","f":"4B2k/6p1/r6p/7R/8/1p3N2/5PPP/6K1 w - - 0 35","m":"h5b5 a6a1 f3e1 a1e1","r":484,"t":"backRankMate endgame mate mateIn2 short"},{"i":"PzdOq","f":"2r3k1/4Rp2/4pBp1/7p/5P1P/4P1K1/3r2P1/8 b - - 0 29","m":"c8c2 e7e8 g8h7 e8h8","r":511,"t":"endgame mate mateIn2 operaMate short"},{"i":"Pzes1","f":"1rb1r1k1/pp2Bpp1/7p/4n3/4B3/1Pp5/P5PP/R2R2K1 b - - 0 22","m":"e8e7 d1d8 e7e8 d8e8","r":504,"t":"mate mateIn2 middlegame pillsburysMate short"},{"i":"Q01qi","f":"8/p7/8/6p1/3R4/r5P1/5k1P/7K w - - 1 43","m":"g3g4 a3a1 d4d1 a1d1","r":415,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Q07BK","f":"2r1k3/p2R1p2/1p2r3/4P3/6pB/3R1bP1/PPP5/2K5 b - - 0 30","m":"e6e5 d7d8 c8d8 d3d8","r":596,"t":"endgame mate mateIn2 operaMate short"},{"i":"Q0eZR","f":"3r3k/7p/5RpP/8/pq1p2P1/8/1QP5/3K1R2 b - - 4 36","m":"b4b2 f6f8 d8f8 f1f8","r":534,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Q0ghn","f":"Q3r1k1/p4pp1/4b3/1p2q1N1/2p5/P6P/1PPR4/2KR4 b - - 0 27","m":"e8a8 d2d8 a8d8 d1d8","r":400,"t":"endgame mate mateIn2 short"},{"i":"Q0lVk","f":"8/5pkp/1p4p1/1P2rp2/5N1P/5bP1/3P1P2/2R3K1 w - - 2 30","m":"c1c3 e5e1 g1h2 e1h1","r":479,"t":"endgame mate mateIn2 operaMate short"},{"i":"Q0owx","f":"6k1/2R3pp/p3P3/5p2/8/1P1bp2P/P5PK/4r3 b - - 0 34","m":"d3b5 c7c8 b5e8 c8e8","r":500,"t":"endgame mate mateIn2 short"},{"i":"Q15E9","f":"6k1/1p2r1p1/8/6N1/3K1n1p/4p3/PPR5/8 b - - 3 42","m":"e3e2 c2c8 e7e8 c8e8","r":531,"t":"endgame mate mateIn2 short"},{"i":"Q1Mth","f":"3r2k1/5ppp/8/2pQ4/3b4/8/P1P2PPP/1R4K1 b - - 0 28","m":"d8d5 b1b8 d5d8 b8d8","r":448,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q1e7K","f":"2kr3r/ppp1q1pp/8/1n6/8/8/PP3PPP/R1B1R1K1 w - - 0 17","m":"e1e7 d8d1 e7e1 d1e1","r":415,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q1lSA","f":"2k5/1pb5/p1p2R2/2P2p2/1P6/1r3B1P/5PP1/6K1 w - - 2 28","m":"f6f5 b3b1 f3d1 b1d1","r":550,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Q2MGl","f":"1k1R3r/ppp2p2/2n4r/4P2p/4NP2/3Q2P1/qPP4P/2KR4 b - - 1 27","m":"c6d8 d3d8 h8d8 d1d8","r":407,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Q2bwf","f":"5r1k/pp2R1p1/8/2p3r1/6n1/PP1B3K/2P5/5R2 b - - 7 35","m":"f8f1 e7e8 f1f8 e8f8","r":431,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Q2tzi","f":"2r1q1k1/p4p1p/6p1/2pQ4/3br3/1P3N2/P1R2PPP/2R3K1 w - - 1 27","m":"f3d4 e4e1 c1e1 e8e1","r":404,"t":"mate mateIn2 middlegame short"},{"i":"Q2xi1","f":"1Br3k1/1r3ppp/1p6/3P1p2/8/P5P1/2R2P1P/2R3K1 b - - 0 31","m":"c8b8 c2c8 b8c8 c1c8","r":479,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Q396R","f":"6k1/3R1ppp/3rp3/pp6/1P1PbP2/4P3/P5PP/2R3K1 b - - 0 28","m":"d6d7 c1c8 d7d8 c8d8","r":479,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q39iO","f":"3r2k1/7p/p1B1b1p1/5p2/5Q2/4P3/P2r1PPP/q1R3K1 w - - 0 28","m":"c1a1 d2d1 a1d1 d8d1","r":464,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q3NOI","f":"1r4k1/4Qr1p/p2p2pB/2p1p3/1pP1P1n1/1P1P2Pq/PN3R1P/5RK1 b - - 0 29","m":"f7e7 f2f8 b8f8 f1f8","r":569,"t":"kingsideAttack mate mateIn2 middlegame operaMate short"},{"i":"Q3cs5","f":"2rQ1k1r/4ppb1/1n3npp/pB2q3/Pp4PP/4BP1N/2P5/2KR3R b - - 1 22","m":"c8d8 d1d8 f6e8 d8e8","r":531,"t":"mate mateIn2 middlegame operaMate short"},{"i":"Q3mvh","f":"3r2k1/7p/5qp1/1p6/8/8/PP4PP/5R1K w - - 0 34","m":"f1f6 d8d1 f6f1 d1f1","r":404,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Q3ztw","f":"2k1r3/1pp3pp/p1b1qp2/P1R5/1P6/6P1/2Q2P1P/R5K1 w - - 3 26","m":"b4b5 e6e1 a1e1 e8e1","r":587,"t":"endgame mate mateIn2 pillsburysMate sacrifice short"},{"i":"Q42Ni","f":"r1b2rk1/1p1p1ppp/4p3/1N6/4P3/1Q6/5PPP/q4RK1 w - - 0 24","m":"f1a1 a8a1 b3b1 a1b1","r":527,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q49nD","f":"1r2r1k1/p4ppp/8/3R4/3P4/1PP1q3/2Q2nPP/5R1K w - - 5 35","m":"f1f2 e3e1 f2f1 e1f1","r":594,"t":"endgame mate mateIn2 short"},{"i":"Q4Jr5","f":"4r1k1/R4p1p/6rP/4Q1p1/8/1P4P1/5P2/6K1 b - - 0 38","m":"e8e5 a7a8 e5e8 a8e8","r":556,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Q4LwJ","f":"r1R3Q1/1k1r3p/p1p5/2p1p3/4P1n1/N1P2N2/qP3PPP/6K1 w - - 0 25","m":"g8a2 d7d1 f3e1 d1e1","r":486,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Q4MrB","f":"8/1R6/8/6p1/5p1k/5K2/2r5/8 b - - 17 58","m":"c2c6 b7h7 c6h6 h7h6","r":555,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Q4dqW","f":"3r2k1/p4ppp/1p2p3/8/8/1P4P1/PP3P1P/2R3K1 b - - 0 22","m":"d8d2 c1c8 d2d8 c8d8","r":500,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Q5QgP","f":"6k1/2p2ppp/2N5/1p1n4/4qPP1/2P4P/PP3K2/3Q4 b - - 0 29","m":"d5f4 d1d8 e4e8 d8e8","r":545,"t":"endgame mate mateIn2 short"},{"i":"Q5s6W","f":"r5k1/3R1p2/1r1P1Bp1/8/3K4/8/8/8 b - - 2 54","m":"a8a6 d7d8 g8h7 d8h8","r":503,"t":"endgame mate mateIn2 operaMate short"},{"i":"Q5uPZ","f":"Q4rk1/p1pR1ppp/1p6/4b2N/2q5/2P4P/1P3PP1/3R2K1 b - - 0 21","m":"f8a8 d7d8 a8d8 d1d8","r":572,"t":"endgame mate mateIn2 short"},{"i":"Q6Jeg","f":"3r2k1/p4ppp/5p2/3Q4/8/8/P6K/2R5 b - - 0 35","m":"d8d5 c1c8 d5d8 c8d8","r":444,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"Q6VX3","f":"r3qrk1/p1pb2pp/2p5/6B1/8/6Q1/PPP2bPP/RN3RK1 w - - 0 19","m":"f1f2 e8e1 f2f1 f8f1","r":547,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Q6gj7","f":"r2r2k1/3q1p1p/p3p1n1/Qp2b3/3N4/2P1B2P/PP3PP1/R2R2K1 w - - 1 23","m":"d4f5 d7d1 a1d1 d8d1","r":536,"t":"kingsideAttack mate mateIn2 middlegame pillsburysMate short"},{"i":"Q6jAg","f":"4k1r1/p3p2p/q1p4b/2PpNp2/PR1P4/B1n1PN1P/5PP1/6K1 b - - 6 28","m":"h6g7 b4b8 a6c8 b8c8","r":534,"t":"mate mateIn2 middlegame short"},{"i":"Q7JYs","f":"r1b4k/p1q1br1p/1np2R1B/8/2pP4/2N5/PPP1QPPP/R5K1 b - - 0 17","m":"e7f6 e2e8 f7f8 e8f8","r":408,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Q7U5e","f":"1k2r3/2b1q2p/2p2p2/3p3Q/8/P1N2B1P/1P3PP1/1R4K1 w - - 3 33","m":"h5f5 e7e1 b1e1 e8e1","r":546,"t":"mate mateIn2 middlegame pillsburysMate sacrifice short"},{"i":"Q8AOZ","f":"2r5/6R1/8/4Bppk/p7/8/5PPP/3R2K1 w - - 3 39","m":"d1d6 c8c1 d6d1 c1d1","r":453,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q8JMv","f":"4r2k/pp3ppp/8/4Qp2/4n3/7P/PP3PPK/2RN4 b - - 0 27","m":"e8e5 c1c8 e5e8 c8e8","r":593,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q8S5d","f":"6k1/2p3p1/p1p2pPp/4r3/3r2P1/1R1P1K2/P7/8 b - - 5 33","m":"e5g5 b3b8 d4d8 b8d8","r":415,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"Q8k1m","f":"2r3k1/5ppp/Rp2p3/3p4/1P3P2/5nPK/5P1P/8 b - - 1 31","m":"c8c2 a6a8 c2c8 a8c8","r":430,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q8w80","f":"1k5r/1pp2pp1/8/8/6B1/1P2P3/q1PR2P1/3R2K1 b - - 0 23","m":"a2a7 d2d8 h8d8 d1d8","r":433,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q8wqr","f":"1r4k1/pp3ppp/2p2p2/8/2P1q3/P4QP1/3R1P1P/3R2K1 b - - 0 26","m":"e4f3 d2d8 b8d8 d1d8","r":598,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"Q91Jc","f":"nk2r3/pppnr2p/6p1/PP6/8/1BR1B3/5PPP/2R3K1 w - - 3 28","m":"e3f4 e7e1 c1e1 e8e1","r":403,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Q99NG","f":"4r1k1/1b2Bppp/p1r1p3/1p6/4P3/1B6/PPP3PP/1K1R3R b - - 0 19","m":"e8e7 d1d8 e7e8 d8e8","r":567,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q9Dcz","f":"3q2k1/pp3pp1/5n2/P7/4p3/1N5Q/1PP2PPP/6K1 w - - 0 22","m":"h3e3 d8d1 e3e1 d1e1","r":439,"t":"endgame mate mateIn2 short"},{"i":"Q9HhM","f":"3Qr2k/pp3Rp1/6Bp/n7/8/2q5/P1P3PP/5R1K b - - 0 23","m":"e8d8 f7f8 d8f8 f1f8","r":505,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"Q9O6E","f":"6Qk/p5p1/2R2pPp/8/4P3/6P1/Pq1r3P/5R1K b - - 0 32","m":"h8g8 c6c8 d2d8 c8d8","r":534,"t":"endgame mate mateIn2 queenRookEndgame short"},{"i":"Q9VMU","f":"8/1pk5/1b6/2r5/p7/P4N2/1P1R2PP/7K w - - 5 34","m":"f3d4 c5c1 d2d1 c1d1","r":571,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q9YW7","f":"5rk1/1pp3p1/p1n1p2p/2b1P3/2P1Q3/P5B1/1P2N1PP/3R1q1K w - - 1 27","m":"d1f1 f8f1 e2g1 f1g1","r":513,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"Q9ZuA","f":"r1b1r2k/2pqb1pp/ppn2B2/3p4/3P4/1BP2N2/PP2QPPP/R3R1K1 b - - 0 17","m":"e7f6 e2e8 d7e8 e1e8","r":513,"t":"backRankMate mate mateIn2 middlegame short"},{"i":"Q9g1x","f":"5rk1/5pp1/p1RNpn1p/8/3R4/8/Pr3PPP/6K1 w - - 0 22","m":"c6a6 b2b1 d4d1 b1d1","r":564,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q9mJM","f":"4r1k1/p6p/2P2pp1/3pB3/4rP2/8/P1R3PP/R6K w - - 0 27","m":"e5f6 e4e1 a1e1 e8e1","r":476,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q9vBT","f":"2r4k/1b3ppp/4p3/8/2Q5/q4N1P/5PP1/3R1RK1 b - - 0 25","m":"c8c4 d1d8 a3f8 d8f8","r":535,"t":"backRankMate endgame mate mateIn2 short"},{"i":"Q9zFN","f":"5k2/6b1/p1r3pK/R3Pp2/3B1P2/2PR4/6r1/8 w - - 4 43","m":"h6h7 g2h2 d3h3 h2h3","r":568,"t":"endgame mate mateIn2 short"},{"i":"QAdwf","f":"3rR2k/pb3Qpp/2p5/1pq5/8/1BP5/P1P2PPP/6K1 b - - 2 22","m":"d8e8 f7e8 c5f8 e8f8","r":537,"t":"endgame mate mateIn2 short"},{"i":"QAtO5","f":"2R5/5ppk/4p2p/p2rP3/8/P4N2/1P3PPP/6K1 w - - 1 28","m":"c8b8 d5d1 f3e1 d1e1","r":437,"t":"backRankMate endgame mate mateIn2 short"},{"i":"QAtga","f":"5rk1/2pq3p/1p1p1Rn1/r2Pp2N/2P1P3/4P3/6PP/5RK1 b - - 0 31","m":"g8h8 f6f8 g6f8 f1f8","r":502,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"QAtlJ","f":"3r2k1/1p4p1/p6p/4Np2/PP2n3/8/2P3PP/4R1K1 w - - 0 26","m":"e1e2 d8d1 e2e1 d1e1","r":464,"t":"endgame mate mateIn2 short"},{"i":"QAvSE","f":"3r1b2/2p2rpk/2P4p/1P2p3/n1P5/4B3/4RPPP/R5K1 w - - 0 30","m":"a1a4 d8d1 e2e1 d1e1","r":552,"t":"endgame mate mateIn2 short"},{"i":"QBVN4","f":"1r3rk1/p3Qppp/1p6/3P4/8/8/q4PPP/3RR1K1 b - - 1 21","m":"f8e8 e7e8 b8e8 e1e8","r":548,"t":"backRankMate endgame mate mateIn2 short"},{"i":"QBXtY","f":"r3r2k/p4ppp/2pbpnq1/1p4N1/7R/3B3Q/PPP3PP/5R1K b - - 9 22","m":"g6g5 h4h7 f6h7 h3h7","r":591,"t":"kingsideAttack mate mateIn2 middlegame short"},{"i":"QBqJo","f":"5rk1/1p3r1p/p3R1p1/8/P7/3Q4/3q2PP/R6K w - - 0 25","m":"d3d2 f7f1 a1f1 f8f1","r":416,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"QCXiz","f":"5r1k/5Q1p/p5pP/1p6/2pP1p2/8/4R1PK/8 b - - 0 44","m":"f8f7 e2e8 f7f8 e8f8","r":419,"t":"endgame mate mateIn2 rookEndgame short"},{"i":"QChXn","f":"6k1/pp1q1ppp/n7/1Q1p4/3PnN2/P3PN2/5PPP/2R3K1 b - - 0 30","m":"d7b5 c1c8 b5e8 c8e8","r":530,"t":"backRankMate endgame mate mateIn2 short"},{"i":"QD8Lv","f":"5k2/5p1p/1p6/5N2/P7/2br4/b4PPP/2R3K1 b - - 0 32","m":"c3b2 c1c8 d3d8 c8d8","r":554,"t":"endgame mate mateIn2 short"},{"i":"QDR4J","f":"6k1/1p3pp1/7p/3b1B2/3R1bP1/7r/PPP1K3/8 b - - 0 31","m":"d5c6 d4d8 c6e8 d8e8","r":520,"t":"endgame mate mateIn2 pillsburysMate short"},{"i":"QE4R6","f":"4R3/1pp1NRpk/pb5p/8/3P4/2P5/rP4PP/7K w - - 0 29","m":"e7f5 a2a1 e8e1 a1e1","r":400,"t":"backRankMate endgame mate mateIn2 short"},{"i":"QE9FR","f":"2r3k1/p2n1ppp/4p3/8/1P1PQ3/P3PN2/5PPP/R1q3K1 w - - 1 21","m":"a1c1 c8c1 f3e1 c1e1","r":496,"t":"backRankMate endgame mate mateIn2 short"},{"i":"QEXaq","f":"2k1r3/ppp3Q1/4rn2/8/8/2N5/PPP3PP/3R3K w - - 1 22","m":"c3b5 e6e1 d1e1 e8e1","r":517,"t":"backRankMate endgame mate mateIn2 short"},{"i":"QEcFS","f":"1k6/ppp1q1p1/4ppp1/3p1n2/3P1P2/P1P1PNr1/1P5Q/1K4R1 b - - 3 28","m":"g3f3 h2h8 e7d8 h8d8","r":514,"t":"endgame mate mateIn2 queensideAttack short"},{"i":"QEfb5","f":"2b4k/p5pp/1p6/2q2pP1/8/2B1n1P1/PP5P/R1K1R3 b - - 3 29","m":"e3g2 e1e8 c5f8 e8f8","r":439,"t":"endgame mate mateIn2 short"},{"i":"QEmti","f":"3Q1rk1/pp3ppp/8/8/8/4R3/Pq3PPP/4R1K1 b - - 0 20","m":"f8d8 e3e8 d8e8 e1e8","r":449,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"},{"i":"QExVf","f":"7k/5rp1/7p/p2R4/8/8/5rPP/2R4K w - - 0 36","m":"d5a5 f2f1 c1f1 f7f1","r":523,"t":"backRankMate endgame mate mateIn2 rookEndgame short"},{"i":"QFLX7","f":"r2R2k1/5ppp/6n1/pp2P3/2p2q2/B1P5/6PP/3R2K1 b - - 1 27","m":"a8d8 d1d8 g6f8 d8f8","r":495,"t":"endgame mate mateIn2 operaMate short"},{"i":"QFMpD","f":"2Q2r1k/pp2R1pp/8/8/5p2/7P/PqP2PP1/4R1K1 b - - 0 23","m":"f8c8 e7e8 c8e8 e1e8","r":491,"t":"backRankMate endgame mate mateIn2 queenRookEndgame short"}] |