system
stringclasses
1 value
input
stringlengths
80
117
fen
stringlengths
33
70
cp_eval
int64
-4,054
5.78k
output
stringclasses
2 values
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5r2/1pp3pk/7q/p4p1b/P2P4/1B4N1/KP4Q1/7R w - - 5 37, which side is winning?
5r2/1pp3pk/7q/p4p1b/P2P4/1B4N1/KP4Q1/7R w - - 5 37
1,292
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2rn1rk1/pp1nppbp/6p1/2P5/2N5/4BBPb/PPP2P1P/2KR3R b - - 5 14, which side is winning?
2rn1rk1/pp1nppbp/6p1/2P5/2N5/4BBPb/PPP2P1P/2KR3R b - - 5 14
-522
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/3nkpp1/2r1pn2/p6p/2P5/PPN1B1PP/2K5/4R3 b - - 4 25, which side is winning?
8/3nkpp1/2r1pn2/p6p/2P5/PPN1B1PP/2K5/4R3 b - - 4 25
104
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 7k/6p1/6P1/5p2/1B6/7q/5K2/3n4 w - - 2 56, which side is winning?
7k/6p1/6P1/5p2/1B6/7q/5K2/3n4 w - - 2 56
-1,354
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r4rk1/pp1bbpp1/2n1p2p/3p3n/1P6/P1P2NPP/1BQNPRB1/4R1K1 b - - 2 17, which side is winning?
r4rk1/pp1bbpp1/2n1p2p/3p3n/1P6/P1P2NPP/1BQNPRB1/4R1K1 b - - 2 17
646
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r2qk2r/pp2ppbp/2n2np1/2P5/2N5/5BPb/PPP2P1P/R1BQK2R b KQkq - 2 10, which side is winning?
r2qk2r/pp2ppbp/2n2np1/2P5/2N5/5BPb/PPP2P1P/R1BQK2R b KQkq - 2 10
-595
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 4r1k1/pp1r2p1/4bp1p/nP1p2N1/6P1/P6P/1B2P1B1/2Q1RRK1 b - - 0 29, which side is winning?
4r1k1/pp1r2p1/4bp1p/nP1p2N1/6P1/P6P/1B2P1B1/2Q1RRK1 b - - 0 29
736
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 7r/1p2pkb1/3p2p1/1N3p1p/1Pn3r1/2B3P1/P4RPP/1R1K4 b - - 5 28, which side is winning?
7r/1p2pkb1/3p2p1/1N3p1p/1Pn3r1/2B3P1/P4RPP/1R1K4 b - - 5 28
-418
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 6k1/p3p2p/4np1r/1p4p1/1P4P1/4R3/5r2/K7 w - - 0 42, which side is winning?
6k1/p3p2p/4np1r/1p4p1/1P4P1/4R3/5r2/K7 w - - 0 42
-1,142
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 7r/1p2pkb1/2np1pp1/1N5p/1P4r1/2B3P1/P1K3PP/R4R2 w - - 2 25, which side is winning?
7r/1p2pkb1/2np1pp1/1N5p/1P4r1/2B3P1/P1K3PP/R4R2 w - - 2 25
-266
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5r1k/q4pp1/bnR1B2p/p2p4/8/1P2nNP1/P3P2P/1R5K w - - 2 27, which side is winning?
5r1k/q4pp1/bnR1B2p/p2p4/8/1P2nNP1/P3P2P/1R5K w - - 2 27
-696
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r7/8/p2b4/1p1k1pn1/8/1P1p4/3N2K1/2R5 b - - 3 56, which side is winning?
r7/8/p2b4/1p1k1pn1/8/1P1p4/3N2K1/2R5 b - - 3 56
-936
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2Q5/8/1q4p1/k2p3p/p6P/4r1pK/1r4B1/4N3 w - - 0 51, which side is winning?
2Q5/8/1q4p1/k2p3p/p6P/4r1pK/1r4B1/4N3 w - - 0 51
-1,134
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r3k2r/1p1bb1pp/4n3/P4n2/P1pPp3/2Q1B1PN/2N1PPBP/R3K2R b KQkq - 3 21, which side is winning?
r3k2r/1p1bb1pp/4n3/P4n2/P1pPp3/2Q1B1PN/2N1PPBP/R3K2R b KQkq - 3 21
821
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r1k2r/ppqnppbp/2bp1np1/1B6/2PQP3/N5N1/PP1B1PPP/R3K2R w KQk - 1 13, which side is winning?
2r1k2r/ppqnppbp/2bp1np1/1B6/2PQP3/N5N1/PP1B1PPP/R3K2R w KQk - 1 13
-127
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/4k1p1/2R2pP1/p1N5/P1P1p3/1PK3n1/8/8 w - - 4 46, which side is winning?
8/4k1p1/2R2pP1/p1N5/P1P1p3/1PK3n1/8/8 w - - 4 46
767
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r5k1/1pn3pp/2p4q/p1bppr2/8/3P4/PPP1NPPP/1R1Q1RK1 w - - 2 18, which side is winning?
r5k1/1pn3pp/2p4q/p1bppr2/8/3P4/PPP1NPPP/1R1Q1RK1 w - - 2 18
-585
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5kn1/3n1ppR/4p3/p5P1/P1P5/1PN5/2K5/8 w - - 5 37, which side is winning?
5kn1/3n1ppR/4p3/p5P1/P1P5/1PN5/2K5/8 w - - 5 37
461
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 7k/6p1/6Pq/5p2/8/4n2B/5K2/4B3 b - - 3 54, which side is winning?
7k/6p1/6Pq/5p2/8/4n2B/5K2/4B3 b - - 3 54
-1,594
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 4rrk1/pp4pn/2n1bp1p/3p4/1P4P1/P6P/1BQNP1BK/4RR2 w - - 1 25, which side is winning?
4rrk1/pp4pn/2n1bp1p/3p4/1P4P1/P6P/1BQNP1BK/4RR2 w - - 1 25
751
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r4/2R5/1P1ppk2/1N3p1p/1P5p/1K6/6Pn/3R4 b - - 0 48, which side is winning?
3r4/2R5/1P1ppk2/1N3p1p/1P5p/1K6/6Pn/3R4 b - - 0 48
658
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r3k/8/5p1P/pp2q1p1/P7/4B1P1/1r3P2/R4BK1 w - - 1 40, which side is winning?
3r3k/8/5p1P/pp2q1p1/P7/4B1P1/1r3P2/R4BK1 w - - 1 40
-755
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r2r1k/1p3ppN/q1b5/p3b3/8/P4BP1/1P2PP1P/RQB2RK1 b - - 0 20, which side is winning?
2r2r1k/1p3ppN/q1b5/p3b3/8/P4BP1/1P2PP1P/RQB2RK1 b - - 0 20
624
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position rBb4k/1p2Nrpp/p3p3/2p2p2/3PB3/4PN2/1PP2PPP/1Q3RK1 b - - 0 17, which side is winning?
rBb4k/1p2Nrpp/p3p3/2p2p2/3PB3/4PN2/1PP2PPP/1Q3RK1 b - - 0 17
866
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r4n1r/3k1p1P/p2b4/1p3q2/8/1P1pK3/2QN4/3R4 w - - 0 46, which side is winning?
r4n1r/3k1p1P/p2b4/1p3q2/8/1P1pK3/2QN4/3R4 w - - 0 46
-1,408
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1pn3pp/2p3q1/p1bppr2/2P5/3P3P/PP2NPP1/1R1Q1RK1 w - - 1 20, which side is winning?
5rk1/1pn3pp/2p3q1/p1bppr2/2P5/3P3P/PP2NPP1/1R1Q1RK1 w - - 1 20
-714
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r3k1/p3p2p/4np1P/1p2N1p1/5rP1/PP6/1KP5/1R6 w - - 0 33, which side is winning?
2r3k1/p3p2p/4np1P/1p2N1p1/5rP1/PP6/1KP5/1R6 w - - 0 33
-873
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r4/1p3k2/3pp1p1/1N1n1p1p/1P4r1/P5P1/1K3RPP/3R4 w - - 0 35, which side is winning?
3r4/1p3k2/3pp1p1/1N1n1p1p/1P4r1/P5P1/1K3RPP/3R4 w - - 0 35
-248
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/1P6/N2R4/1K2pp1p/1P3k1P/3p4/7n/6R1 b - - 6 63, which side is winning?
8/1P6/N2R4/1K2pp1p/1P3k1P/3p4/7n/6R1 b - - 6 63
1,270
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r3k/8/5p1P/pp2q1p1/P7/4B1P1/1r3P2/4RBK1 b - - 2 40, which side is winning?
3r3k/8/5p1P/pp2q1p1/P7/4B1P1/1r3P2/4RBK1 b - - 2 40
-752
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r4/1pR5/3ppk2/PN3p1p/1P5p/1K6/6Pn/3R4 b - - 1 47, which side is winning?
3r4/1pR5/3ppk2/PN3p1p/1P5p/1K6/6Pn/3R4 b - - 1 47
543
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 1r6/NPR5/4pk2/3p1p1p/1P6/1K5P/7n/3R4 b - - 0 51, which side is winning?
1r6/NPR5/4pk2/3p1p1p/1P6/1K5P/7n/3R4 b - - 0 51
723
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 1rN2r1k/1p5p/p3p3/2p1Npp1/3P4/3BP3/1PP2PPP/1Q3RK1 b - - 3 20, which side is winning?
1rN2r1k/1p5p/p3p3/2p1Npp1/3P4/3BP3/1PP2PPP/1Q3RK1 b - - 3 20
910
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position rnb2rk1/pp2N1pp/4p3/1Bp2p2/3PnB2/4PN2/qPP2PPP/1R2QRK1 b - - 0 13, which side is winning?
rnb2rk1/pp2N1pp/4p3/1Bp2p2/3PnB2/4PN2/qPP2PPP/1R2QRK1 b - - 0 13
703
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r3k1/pp2pp1p/5bp1/2nr3P/2N3P1/PP2B3/2P2P2/1K5R w - - 0 25, which side is winning?
2r3k1/pp2pp1p/5bp1/2nr3P/2N3P1/PP2B3/2P2P2/1K5R w - - 0 25
-619
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1pn2qpp/2pb4/p2pp3/2P5/1PNP3P/P4rP1/1R1Q2RK b - - 0 23, which side is winning?
5rk1/1pn2qpp/2pb4/p2pp3/2P5/1PNP3P/P4rP1/1R1Q2RK b - - 0 23
-769
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position Q1r5/5p1k/8/2B5/7P/4p1b1/8/1K3bq1 w - - 0 59, which side is winning?
Q1r5/5p1k/8/2B5/7P/4p1b1/8/1K3bq1 w - - 0 59
-1,733
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 6k1/p3p2p/4np1P/1p4p1/1P2R1P1/7r/5r2/K7 w - - 2 41, which side is winning?
6k1/p3p2p/4np1P/1p4p1/1P2R1P1/7r/5r2/K7 w - - 2 41
-1,130
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3rr1k1/1p5p/p3p3/2P2p2/2B3p1/3NP3/1PP2PPP/Q4RK1 w - - 0 25, which side is winning?
3rr1k1/1p5p/p3p3/2P2p2/2B3p1/3NP3/1PP2PPP/Q4RK1 w - - 0 25
1,011
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 1k1r4/4r3/5n2/P2p3p/3P3P/1R6/2Q2PP1/3B1K2 b - - 1 49, which side is winning?
1k1r4/4r3/5n2/P2p3p/3P3P/1R6/2Q2PP1/3B1K2 b - - 1 49
921
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/6pk/5pp1/8/7P/4n2B/5q1B/7K w - - 0 47, which side is winning?
8/6pk/5pp1/8/7P/4n2B/5q1B/7K w - - 0 47
-1,419
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 4k2r/1p1nppbp/3p2p1/1N6/2r1P3/2B3P1/PP4PP/R3K2R b KQk - 0 18, which side is winning?
4k2r/1p1nppbp/3p2p1/1N6/2r1P3/2B3P1/PP4PP/R3K2R b KQk - 0 18
-251
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position rBb2r1k/pp2N1pp/4p3/1Bp2p2/3Pn3/4PN2/qPP2PPP/1R2QRK1 b - - 0 14, which side is winning?
rBb2r1k/pp2N1pp/4p3/1Bp2p2/3Pn3/4PN2/qPP2PPP/1R2QRK1 b - - 0 14
676
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position rn1qkb1r/pp1bpp1p/3p1np1/8/3QP3/2P3N1/PP2BPPP/RNB1K2R b KQkq - 0 7, which side is winning?
rn1qkb1r/pp1bpp1p/3p1np1/8/3QP3/2P3N1/PP2BPPP/RNB1K2R b KQkq - 0 7
-52
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1pn3pp/2p4q/p1bppr2/2P5/3P4/PP2NPPP/1R1Q1RK1 w - - 1 19, which side is winning?
5rk1/1pn3pp/2p4q/p1bppr2/2P5/3P4/PP2NPPP/1R1Q1RK1 w - - 1 19
-612
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1p4pp/2pb4/P1n1q3/2P1Pr2/7P/P5P1/1R1Q2RK w - - 1 29, which side is winning?
5rk1/1p4pp/2pb4/P1n1q3/2P1Pr2/7P/P5P1/1R1Q2RK w - - 1 29
-1,027
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r2r2/1p5k/3Rnp2/n7/b1p5/2Q1BPPN/4P2P/4K2R w K - 0 31, which side is winning?
2r2r2/1p5k/3Rnp2/n7/b1p5/2Q1BPPN/4P2P/4K2R w K - 0 31
801
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position k7/7r/3B1nQp/3p4/Pr1P2BP/7R/5PP1/4K3 b - - 8 38, which side is winning?
k7/7r/3B1nQp/3p4/Pr1P2BP/7R/5PP1/4K3 b - - 8 38
1,243
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r3Qn1r/7P/p2b4/1p1k1p2/8/1P1p2q1/3N4/3R3K w - - 2 52, which side is winning?
r3Qn1r/7P/p2b4/1p1k1p2/8/1P1p2q1/3N4/3R3K w - - 2 52
-922
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 4k2r/1p1nppbp/3p2p1/1N6/2r1P3/2B3n1/PP3PPP/R3K2R w KQk - 0 18, which side is winning?
4k2r/1p1nppbp/3p2p1/1N6/2r1P3/2B3n1/PP3PPP/R3K2R w KQk - 0 18
-159
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r3k/8/5p1P/pp4p1/P3q3/4B1P1/1r3P2/4RBK1 w - - 3 41, which side is winning?
3r3k/8/5p1P/pp4p1/P3q3/4B1P1/1r3P2/4RBK1 w - - 3 41
-729
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1pn3pp/2pb2q1/p2pp3/2P5/2NP3P/PP3rP1/1R1Q2RK b - - 3 22, which side is winning?
5rk1/1pn3pp/2pb2q1/p2pp3/2P5/2NP3P/PP3rP1/1R1Q2RK b - - 3 22
-754
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r3r1k1/2bnnpp1/pp2q2p/2p1P3/1PN3N1/P2PPQ1P/1B4P1/2R1R1K1 w - - 0 25, which side is winning?
r3r1k1/2bnnpp1/pp2q2p/2p1P3/1PN3N1/P2PPQ1P/1B4P1/2R1R1K1 w - - 0 25
182
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/8/p2b4/1p3p2/3kn3/1P1p1K2/2rN4/R7 w - - 10 60, which side is winning?
8/8/p2b4/1p3p2/3kn3/1P1p1K2/2rN4/R7 w - - 10 60
-1,557
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r3kb1r/1p3npp/1Q2b3/P1pp1n2/P3p3/2P3PN/2NBPPBP/R3K2R b KQkq - 0 15, which side is winning?
r3kb1r/1p3npp/1Q2b3/P1pp1n2/P3p3/2P3PN/2NBPPBP/R3K2R b KQkq - 0 15
804
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r3k/P4p2/8/1Q6/3pp2P/4q1b1/1BK3b1/8 b - - 1 46, which side is winning?
3r3k/P4p2/8/1Q6/3pp2P/4q1b1/1BK3b1/8 b - - 1 46
-1,614
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/p2Npk1p/4np1P/1p4p1/1P2R1P1/r7/5r2/1K6 w - - 0 38, which side is winning?
8/p2Npk1p/4np1P/1p4p1/1P2R1P1/r7/5r2/1K6 w - - 0 38
-1,019
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/q4pp1/1nR1B2p/pb1p4/8/1P2nNPP/P3P2K/2R5 b - - 4 29, which side is winning?
5rk1/q4pp1/1nR1B2p/pb1p4/8/1P2nNPP/P3P2K/2R5 b - - 4 29
-911
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 6k1/8/8/p5p1/P1pP1N2/8/KP6/5R2 b - - 1 46, which side is winning?
6k1/8/8/p5p1/P1pP1N2/8/KP6/5R2 b - - 1 46
1,263
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r3k1/pp2pp1p/5b2/2nr2pP/6P1/PP2B3/2PN1P2/1K5R w - - 0 26, which side is winning?
2r3k1/pp2pp1p/5b2/2nr2pP/6P1/PP2B3/2PN1P2/1K5R w - - 0 26
-642
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 7k/6p1/5pPq/8/6nB/7B/8/7K w - - 5 52, which side is winning?
7k/6p1/5pPq/8/6nB/7B/8/7K w - - 5 52
-1,242
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 6k1/8/8/p5p1/P1pP1N2/8/KP6/2R5 w - - 0 46, which side is winning?
6k1/8/8/p5p1/P1pP1N2/8/KP6/2R5 w - - 0 46
1,373
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r5/1p1R1r1k/4np2/Q7/2p3P1/4BP1N/4P2P/4K2R b K - 0 33, which side is winning?
2r5/1p1R1r1k/4np2/Q7/2p3P1/4BP1N/4P2P/4K2R b K - 0 33
1,027
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/4k1p1/P5P1/2N5/P1P2p2/6n1/1K1R4/8 b - - 1 62, which side is winning?
8/4k1p1/P5P1/2N5/P1P2p2/6n1/1K1R4/8 b - - 1 62
1,389
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2rr2k1/pp2pp1p/5bp1/2nb3P/2N3P1/PP2BB2/2P2P2/1K5R w - - 1 24, which side is winning?
2rr2k1/pp2pp1p/5bp1/2nb3P/2N3P1/PP2BB2/2P2P2/1K5R w - - 1 24
-629
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r3k2r/pp1nppbp/2bp1np1/qB6/3QP3/N1P3N1/PP1B1PPP/R3K2R b KQkq - 8 11, which side is winning?
r3k2r/pp1nppbp/2bp1np1/qB6/3QP3/N1P3N1/PP1B1PPP/R3K2R b KQkq - 8 11
-165
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 4r1k1/pp1r2p1/4R3/1P1p2p1/2n3P1/P6P/1B2P1B1/2Q1R1K1 b - - 0 31, which side is winning?
4r1k1/pp1r2p1/4R3/1P1p2p1/2n3P1/P6P/1B2P1B1/2Q1R1K1 b - - 0 31
1,110
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r4/N1R5/1P2pk2/3p1p1p/1P6/1K5p/6Pn/3R4 w - - 0 50, which side is winning?
3r4/N1R5/1P2pk2/3p1p1p/1P6/1K5p/6Pn/3R4 w - - 0 50
809
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1, which side is winning?
rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1
30
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1pn3pp/2p3q1/p1bppr2/2P5/3P3P/PP2NPP1/1R1Q1R1K b - - 2 20, which side is winning?
5rk1/1pn3pp/2p3q1/p1bppr2/2P5/3P3P/PP2NPP1/1R1Q1R1K b - - 2 20
-725
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r7/1p2pk2/3p2p1/1N2bp1p/1Pn3r1/2B3P1/P1K2RPP/1R6 w - - 8 30, which side is winning?
r7/1p2pk2/3p2p1/1N2bp1p/1Pn3r1/2B3P1/P1K2RPP/1R6 w - - 8 30
-405
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5knR/6p1/1n3pP1/p3p3/P1P1N3/1P6/2K5/8 w - - 1 40, which side is winning?
5knR/6p1/1n3pP1/p3p3/P1P1N3/1P6/2K5/8 w - - 1 40
668
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r1br2/1p5k/2nRnp2/P7/P1p5/2Q1B1PN/4PP1P/4K2R b K - 0 29, which side is winning?
2r1br2/1p5k/2nRnp2/P7/P1p5/2Q1B1PN/4PP1P/4K2R b K - 0 29
805
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r4rk1/pp1b1pp1/2nbp2p/3p3n/1P6/P1P2NPP/1BQNPRB1/4R1K1 w - - 3 18, which side is winning?
r4rk1/pp1b1pp1/2nbp2p/3p3n/1P6/P1P2NPP/1BQNPRB1/4R1K1 w - - 3 18
678
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2rr2k1/1p4p1/5p2/p4qN1/4P3/P4BP1/5P1P/b1B2RK1 b - - 0 27, which side is winning?
2rr2k1/1p4p1/5p2/p4qN1/4P3/P4BP1/5P1P/b1B2RK1 b - - 0 27
-658
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 4q2k/8/5p1P/pp4p1/3B4/r4PPB/7K/8 w - - 9 53, which side is winning?
4q2k/8/5p1P/pp4p1/3B4/r4PPB/7K/8 w - - 9 53
-1,125
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r1b2rk1/pp4pp/n1p4q/3ppP2/1b6/2NP3B/PPP2PPP/1R1QK2R w K - 0 13, which side is winning?
r1b2rk1/pp4pp/n1p4q/3ppP2/1b6/2NP3B/PPP2PPP/1R1QK2R w K - 0 13
-562
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/6pk/5pp1/8/5q1P/4n2B/8/6BK w - - 2 48, which side is winning?
8/6pk/5pp1/8/5q1P/4n2B/8/6BK w - - 2 48
-913
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2r2rk1/pp2ppbp/6p1/2n2b2/2N5/P3BBP1/1PP2P1P/1K2R3 w - - 2 19, which side is winning?
2r2rk1/pp2ppbp/6p1/2n2b2/2N5/P3BBP1/1PP2P1P/1K2R3 w - - 2 19
-627
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2n3nR/4k1p1/5pP1/p1N1p3/P1P5/1P6/2K5/8 b - - 6 42, which side is winning?
2n3nR/4k1p1/5pP1/p1N1p3/P1P5/1P6/2K5/8 b - - 6 42
631
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r1r1k/1p5p/p3p3/2P1Npp1/8/3BP3/1PP2PPP/Q4RK1 b - - 0 22, which side is winning?
3r1r1k/1p5p/p3p3/2P1Npp1/8/3BP3/1PP2PPP/Q4RK1 b - - 0 22
954
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position rnb2rk1/pp2b1pp/4p3/qBpN1p2/3PnB2/4PN2/PPP2PPP/1R2QRK1 b - - 0 12, which side is winning?
rnb2rk1/pp2b1pp/4p3/qBpN1p2/3PnB2/4PN2/PPP2PPP/1R2QRK1 b - - 0 12
282
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position b2rr1k1/2bnnpp1/pp2q2p/2p1P3/1PN1B1N1/P2PPQ1P/1B4P1/2R1R1K1 w - - 3 24, which side is winning?
b2rr1k1/2bnnpp1/pp2q2p/2p1P3/1PN1B1N1/P2PPQ1P/1B4P1/2R1R1K1 w - - 3 24
172
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position rnb2r1k/pp2N1pp/4p3/1Bp2p2/3PnB2/4PN2/qPP2PPP/1R2QRK1 w - - 1 14, which side is winning?
rnb2r1k/pp2N1pp/4p3/1Bp2p2/3PnB2/4PN2/qPP2PPP/1R2QRK1 w - - 1 14
716
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r4rk1/pp1bbpp1/2n1pn1p/3p4/1P6/P1P2NPP/1BQNPRB1/R5K1 b - - 0 16, which side is winning?
r4rk1/pp1bbpp1/2n1pn1p/3p4/1P6/P1P2NPP/1BQNPRB1/R5K1 b - - 0 16
655
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 6k1/5q2/4Bp2/pp4p1/8/3K1PP1/3r4/6B1 w - - 12 65, which side is winning?
6k1/5q2/4Bp2/pp4p1/8/3K1PP1/3r4/6B1 w - - 12 65
-946
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r4/2R5/1p1ppk2/PN3p1p/1P5p/1K6/6Pn/3R4 w - - 0 48, which side is winning?
3r4/2R5/1p1ppk2/PN3p1p/1P5p/1K6/6Pn/3R4 w - - 0 48
654
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/q5p1/1nR1p2p/pb1p4/8/1P2nNPP/P3P2K/2R5 w - - 0 30, which side is winning?
5rk1/q5p1/1nR1p2p/pb1p4/8/1P2nNPP/P3P2K/2R5 w - - 0 30
-825
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 8/p3p1kp/4np2/1p4p1/1P4P1/8/5r1r/K3R3 w - - 6 45, which side is winning?
8/p3p1kp/4np2/1p4p1/1P4P1/8/5r1r/K3R3 w - - 6 45
-1,313
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/6p1/1q2p2p/pb6/2p3nP/2R2NP1/P3P3/2R4K w - - 3 34, which side is winning?
5rk1/6p1/1q2p2p/pb6/2p3nP/2R2NP1/P3P3/2R4K w - - 3 34
-1,035
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 1Q6/1R3r1k/r3np2/1p6/2p3P1/5P1N/4P2P/2B1K2R b K - 9 38, which side is winning?
1Q6/1R3r1k/r3np2/1p6/2p3P1/5P1N/4P2P/2B1K2R b K - 9 38
1,082
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 2rn1rk1/pp1bppbp/6p1/2P5/2N5/4BBP1/PPP2P1P/2K4R w - - 0 16, which side is winning?
2rn1rk1/pp1bppbp/6p1/2P5/2N5/4BBP1/PPP2P1P/2K4R w - - 0 16
-464
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 1rb4k/1p2Nrpp/p3p3/2p2p2/3PB3/4PN2/1PP2PPP/1Q3RK1 w - - 0 18, which side is winning?
1rb4k/1p2Nrpp/p3p3/2p2p2/3PB3/4PN2/1PP2PPP/1Q3RK1 w - - 0 18
906
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 7k/8/5p1P/pp4p1/q4B2/6P1/5PBK/1r6 w - - 0 46, which side is winning?
7k/8/5p1P/pp4p1/q4B2/6P1/5PBK/1r6 w - - 0 46
-988
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 3r2k1/6p1/2pPq1np/8/P1N4P/3Q2P1/2B2B1K/8 w - - 1 45, which side is winning?
3r2k1/6p1/2pPq1np/8/P1N4P/3Q2P1/2B2B1K/8 w - - 1 45
746
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position r1b2rk1/ppn3pp/2p4q/3ppP2/1b6/2NP3B/PPP2PPP/1R1QK2R b K - 3 14, which side is winning?
r1b2rk1/ppn3pp/2p4q/3ppP2/1b6/2NP3B/PPP2PPP/1R1QK2R b K - 3 14
-618
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 1r4k1/6p1/2pPq1np/8/2N4P/P2Q2P1/2B2B1K/8 w - - 1 44, which side is winning?
1r4k1/6p1/2pPq1np/8/2N4P/P2Q2P1/2B2B1K/8 w - - 1 44
648
White
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1pn3pp/2pbq3/p7/2P1pr2/1P1P3P/P5P1/1R1Q2RK w - - 0 26, which side is winning?
5rk1/1pn3pp/2pbq3/p7/2P1pr2/1P1P3P/P5P1/1R1Q2RK w - - 0 26
-861
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 6k1/p3p2p/4np1P/1p4p1/1P2R1P1/r4N2/5r2/1K6 b - - 3 39, which side is winning?
6k1/p3p2p/4np1P/1p4p1/1P2R1P1/r4N2/5r2/1K6 b - - 3 39
-1,054
Black
You are an expert chess player that can analyze FEN positions and evaluate who has the advantage.
Given the fen position 5rk1/1pn3pp/2pb2q1/p2pp3/2P5/3P3P/PP2NrP1/1R1Q2RK w - - 2 22, which side is winning?
5rk1/1pn3pp/2pb2q1/p2pp3/2P5/3P3P/PP2NrP1/1R1Q2RK w - - 2 22
-724
Black