idx int64 0 1.68k | query stringlengths 5 18 | tree_length int64 6 14 | depth int64 3 3 | minimized_regex stringlengths 4 15 | minimized_tree_length int64 5 12 | minimized_depth int64 2 6 | equivalent_regex stringlengths 5 19 | not_equivalent_regex stringlengths 5 18 | positive_example stringlengths 0 8 | negative_example stringlengths 0 8 |
|---|---|---|---|---|---|---|---|---|---|---|
500 | (a+c+c+c)(c+d)* | 12 | 3 | (a+c)(c+d)* | 8 | 3 | (a+(cd)?c)(c+d)* | (a+c)*+c?d? | acccdcdd | aacddcdc |
501 | a?c*(c*+d+d) | 12 | 3 | a?c*d? | 8 | 3 | a?c*(d+cd?)? | (a+c)d*(a+d+d+d) | cccccccd | acccccdd |
502 | (a*+b*)(a+c+a+c) | 13 | 3 | (a*+b*)(a+c) | 9 | 3 | ac?+(a*+b*)(a+c) | a*c*+aa(b+c) | bbbbba | abaaaaaa |
503 | (a+c+c)b*(b+c) | 12 | 3 | (a+c)b*(b+c) | 10 | 3 | (a+c)(bb+b*(b+c)) | (aa+c?)(b*+bb) | cbbbc | cbbbca |
504 | (d+b+b)c*d? | 11 | 3 | (b+d)c*d? | 9 | 3 | (b+d)(c*d?+(cc)*) | (bc+b+d)c*d? | dc | dcb |
505 | a?c*(bd+c*) | 12 | 3 | a?c*(bd)? | 10 | 3 | cc+a?c*(bd)? | (d+d*)(a+c+b*) | acbd | cccabd |
506 | (b+b*)(a?+d?) | 10 | 3 | b*(a+d)? | 7 | 3 | b?((bb)*(a+b+d))? | a*+bb+a*(b+d) | bbbbbbba | bdbbd |
507 | b**(c?+dd) | 10 | 3 | b*(c+dd)? | 9 | 4 | dd+b*(c+dd)? | (b+d+c?)c?* | bbbbbc | bbbddc |
508 | b*c?+b*cd | 12 | 3 | b*(cd?)? | 8 | 4 | b*(bbc+cd?)? | b*(b+d)+bc+c* | bbbb | bbcbbbcd |
509 | db*(bc+c*) | 11 | 3 | db*c* | 7 | 3 | db*(c+(ccc*)*) | (b+c+d*)(d*+d+d) | dbccc | dbbccbc |
510 | d+a+a+a*c* | 11 | 3 | d+a*c* | 7 | 3 | (d+a*(a+c)c*)? | d?+a*c* | ac | aacaa |
511 | (a+a?)(b+d)* | 9 | 3 | a?(b+d)* | 7 | 3 | ad*+a?(b+d)* | ab+b*+(b+d)d* | dbddbdd | abdabdbb |
512 | (a+c)(a+d)b*b* | 13 | 3 | (a+c)(a+d)b* | 10 | 3 | (a+c)(ab+(a+d)b*) | (a*+a?)(bc+b+d) | aabbbb | bdbb |
513 | b+c+d*+(b+d)* | 11 | 3 | c+(b+d)* | 6 | 3 | c+(b+(b*d)*)(d+b*) | (c+d?)(b*+d?) | bbbbbbd | bbbcdddb |
514 | (a+b+b?)(b*+d*) | 12 | 3 | (a+b)?(b*+d*) | 10 | 3 | (a+b)?(b*+d*)+b* | a*d*(ab+d?) | add | dbdddd |
515 | (b+b)*d*? | 8 | 3 | b*d* | 5 | 2 | (d+b*)(dd)*d? | (b*+d?)(bb+d*) | bdddddd | bdddddbd |
516 | (bc+c+d)d*d* | 13 | 3 | (d+b?c)d* | 9 | 4 | (d+b?c)d* | (b*+c+d)(b+b)* | bc | dbcddddd |
517 | (a*+a?)(a+c)(b+c) | 13 | 3 | a*(a+c)(b+c) | 10 | 3 | cb+a*(a+c)(b+c) | a?c*b?(c+c) | aaac | aacaaacc |
518 | (a*+ac)d*? | 10 | 3 | (ac+a*)d* | 9 | 3 | ad+(a(c+a*))?d* | a*a*(a+c+a+d) | aaaaaadd | aaacaadd |
519 | (a?+c+d)c*d? | 12 | 3 | (a+d)?c*d? | 10 | 4 | (a+c+d)?(c*(c+d))? | (a*+ac)(a+a+d*) | dccccc | cacccc |
520 | (a?+a+b)a?d* | 12 | 3 | ((a+b)a?)?d* | 10 | 4 | ba+(a+b)?a?d* | (a+d)*+a+d+b? | bddddd | aabdddd |
521 | (a*+cc)(a+d)* | 11 | 3 | (cc)?(a+d)* | 9 | 3 | aa?+(cc)?(a+d)* | (a?+d*)(c+c)d* | daadaad | cacdaada |
522 | (a*+b+b)a*d* | 12 | 3 | b?a*d* | 8 | 3 | b?(add+a*)d* | (a*+a?)(b?+d*) | aaaaaaaa | aabaaad |
523 | b*+cc+b*d* | 12 | 3 | cc+b*d* | 9 | 3 | bb?+cc+b*d* | c+dd+(b+d)* | bd | dbbbddd |
524 | a?d*b?(c+c) | 12 | 3 | a?d*b?c | 10 | 4 | ((a+d)d*)?(b+d)?c | (a?+ac)(b+d)* | ddddc | bac |
525 | (a*+a+d)b*d* | 12 | 3 | (d+a*)b*d* | 10 | 4 | bd+(d+a*)b*d* | d(a+d)+b*d* | dbdddddd | abdbb |
526 | (a+d)*(b*+c+c) | 11 | 3 | (a+d)*(c+b*) | 9 | 3 | (a+d)*(c+b*)+a* | (d+c*)(a+a+b*) | addaac | aadacddd |
527 | a*+d+d+c*d? | 12 | 3 | c*d?+a* | 8 | 3 | cc?+c*d?+a* | (a*+ad)(c*+c+c) | ccccccc | aaacaa |
528 | a*b*(bd+d+d) | 13 | 3 | a*b*d | 7 | 3 | (a*b*+a?bb)d | (a*+b+b)(a+d+b*) | abbbd | dabbbd |
529 | (a?+d+d)(a+c+c*) | 13 | 3 | (a+d)?(a+c*) | 9 | 3 | aa+(a+d)?(a+c*) | a*(d+d)+c*d? | ccccccc | dcaccccc |
530 | (b*+b*)(b+c+cd) | 13 | 3 | b*(b+cd?) | 9 | 4 | b(c+b*)+b*cd? | b?c*+c*+d* | bbbb | bbbdbcd |
531 | c*d*(c+c+cc) | 13 | 3 | c*d*c?c | 10 | 4 | (dd+c*d*)c?c | (c+c*)cd* | ccccdddc | dcccccdc |
532 | (a?+b*)b*(c+d) | 12 | 3 | a?b*(c+d) | 9 | 3 | a?(b*(c+d)+b?d) | ca*(b+d+d?) | abbbbbd | ba |
533 | c*d*+c?* | 9 | 3 | c*d* | 5 | 2 | (cd+c*)d*+c*d | (c+c)d*(c+d)* | ddddd | ccdccccc |
534 | (a*+d?)(b+d)* | 10 | 3 | a*(b+d)* | 7 | 3 | a*((bd*)*+(db*)*) | b*(a+a)d* | a | dbddaddd |
535 | (b+b+d)(a*+d*) | 11 | 3 | (b+d)(a*+d*) | 9 | 3 | da+(b+d)(a*+d*) | (a?+aa)(b?+d*) | baaaaaa | dad |
536 | b(a+a)a*d* | 11 | 3 | baa*d* | 9 | 3 | ba(ad+a*d*) | (a+b)b*b*(b+d) | badd | baadaaad |
537 | c*c*d*d? | 11 | 3 | c*d* | 5 | 2 | c*(ccdd+d*) | c*(c+d)+cc+d* | ccccdddd | dcddd |
538 | (ac+c*)(b+b+c*) | 13 | 3 | (ac+c*)(b+c*) | 11 | 3 | ((a+c*)c)?(b+c*) | a*(a+b)+b+c+c* | ccb | acbccccc |
539 | a?+a+c+(b+c)* | 11 | 3 | a+(b+c)* | 6 | 3 | a+(bc*)*+(cb*)* | acc*+b*c* | ccccc | cbcca |
540 | a*b*(b+d)? | 10 | 3 | a*b*d? | 8 | 3 | a*(bb)*b?d? | (a+a?)(b+d)* | aaaaa | aabbdbbd |
541 | (a*+ad)(a+d+d*) | 13 | 3 | (ad+a*)(a+d*) | 11 | 3 | a(da?)?+a*d* | (a*+d*)(a?+d?) | aadd | aadddad |
542 | a*(b+b)c?* | 10 | 3 | a*bc* | 7 | 3 | (a+(aa)*)a?bc* | (a+b+bc)(b+b)* | bcc | aaaabccb |
543 | a?b?b*c? | 11 | 3 | a?b*c? | 8 | 3 | a(b+c)+a?b*c? | a+c+a*b* | bbbbbb | bcbc |
544 | (a+b*)(d*+d+d) | 11 | 3 | (a+b*)d* | 7 | 3 | (a+a?dd+b*)d* | (b+b*)(a+d)? | dddddd | dda |
545 | b**(b+c)c? | 10 | 3 | b*(b+cc?) | 9 | 4 | (b*(b+c)+b?b)c? | b*c*b?* | bbbb | bbbbcbb |
546 | (b+d)*+c+c+d* | 11 | 3 | c+(b+d)* | 6 | 3 | (c+(d+(b+d)*b)d*)? | b*d?(b+b+c+c) | dbbddd | ddbcddbd |
547 | (a*+a*)add* | 12 | 3 | aa*d*d | 9 | 4 | a(a?d+a*)d*d | (a+a*)(a+d+d*) | aaad | aaadaddd |
548 | (b*+b+d)(b*+c?) | 12 | 3 | (d+b*)(c+b*) | 9 | 3 | db*+(d+b*)c? | (b+d)c*+d*+d* | db | bdbbbbc |
549 | (a*+c+c)(c*+cd) | 13 | 3 | (c+a*)(cd+c*) | 11 | 3 | (c+a*)(cd+c*)+a* | (a+a)c?(a+d)* | aaaccccc | aaaaacad |
550 | (b+c+c)(b+c)d* | 12 | 3 | (b+c)(b+c)d* | 10 | 3 | (b+c)(bd+(b+c)d*) | (b+d)*+c+c+d* | cbddd | bbdcdddd |
551 | a*(c+c)(ab)* | 11 | 3 | a*c(ab)* | 9 | 3 | a*c(a(ba)*b)? | (a*+a*)(b+c+bc) | ac | aacaaaac |
552 | (c+c*)(a?+b+b) | 11 | 3 | c*(a+b)? | 7 | 3 | c*(a+b)?+(cc)*a | (a+b)*(bb+c?) | ccccccca | ccbcccca |
553 | a?b*a?(c+c) | 12 | 3 | a?b*a?c | 10 | 4 | (a?b*a?+b*)c | abb*(b?+c*) | abac | babbbc |
554 | (a+d)b?c*? | 10 | 3 | (a+d)b?c* | 9 | 3 | (ac+(a+d)b?)c* | (d+b+c)(a*+a?) | dbccccc | cdbcccc |
555 | a*c*+b** | 9 | 3 | a*c*+b* | 8 | 3 | (ac+a*)c*+b* | (a+b)*(b+b+b+c) | aaac | aaaacca |
556 | (a*+ab)b*(b+d) | 13 | 3 | a*b*(b+d) | 9 | 3 | a*(bb)*b?(b+d) | (a+b)*(a+d)? | bbbbbd | aaaadabd |
557 | a**(d*+d*) | 9 | 3 | a*d* | 5 | 2 | (ad+a*d*)(dd)* | (a*+a+a)aad* | adddd | adaaaad |
558 | a*b*+bc+c+c | 13 | 3 | a*b*+b?c | 10 | 3 | a*(ab+b*)+b?c | (a+b+b+c)(c+c)* | abbbbb | aaacbb |
559 | (a+d+cd)(c*+c?) | 13 | 3 | (a+c?d)c* | 9 | 4 | (a+c?d)c*+c?d | (a+c+d*)d*? | accccc | accca |
560 | a*add*d* | 12 | 3 | aa*d*d | 9 | 4 | a(ad?+a*d*)d | a*d*(a+a)d* | aaaaad | adaddd |
561 | (c+a*)a*(b+c) | 11 | 3 | c?a*(b+c) | 9 | 3 | (ca+c?a*)(b+c) | (a+b?)(a*+c?) | aaaaab | caabb |
562 | c*(c+d)+cc+d* | 13 | 3 | c*d?+d* | 8 | 3 | ccd+c*d?+d* | (c+c*)(c+d)d? | cccccd | cdddddd |
563 | a?*(a+c+b+d) | 11 | 3 | a*(a+b+c+d) | 10 | 4 | ad+a*(a+b+c+d) | (a*+c?)(b+b)d* | b | baaaaaad |
564 | (a+d*)(a?+b+b) | 11 | 3 | (a+d*)(a+b)? | 9 | 3 | ab?+(a+d*)(a+b)? | (a*+d?)(bd+d*) | ddddddda | bddddda |
565 | (a+c)(b+d)b*? | 11 | 3 | (a+c)(b+d)b* | 10 | 3 | ad+(a+c)(b+d)b* | (a+d)(c+c)+(b+c)* | cbbb | aadbb |
566 | (a+c)*+b+b+cd | 12 | 3 | b+cd+(a+c)* | 10 | 3 | b+c(d+ac)+(a+c)* | a*b*+b*+c+d | accac | caacba |
567 | (b+d)c*+d*+d* | 12 | 3 | (b+d)c*+d* | 9 | 3 | (b+d)c*+(ddd*)* | (b+c?)(d*+d+d) | ddddddd | bcccccd |
568 | (a+b+b*)(bc)* | 11 | 3 | (a+b*)(bc)* | 9 | 3 | (a+b*)(b(cb)?c)* | (a+a)c*+(a+b)* | b | bccbcbc |
569 | (d+a*)(d*+d+d) | 11 | 3 | a*d* | 5 | 2 | ad+(a?d+a*)d* | (aa)*(d*+dd) | add | ddaddd |
570 | a*+b+d+a*(b+d) | 13 | 3 | a*(b+d)? | 7 | 3 | d+a*(b+ad?)? | (a+a+d*)b** | ab | aadaaa |
571 | b?*+(b+c)c* | 10 | 3 | b?c*+b* | 8 | 3 | b?(b+cc*)+b* | (b*+c+c)(b*+c+c) | bccc | bcbcc |
572 | da*(a+d+c*) | 11 | 3 | da*(d+c*) | 9 | 3 | d(a*(a+d+c*c))? | (a+c)*+d*? | daaaacc | caaccccc |
573 | (a+d)?+(c+d)* | 9 | 3 | a+(c+d)* | 6 | 3 | a+c?(d+(c+d)c)* | a?c?(c*+d+d) | dcdcdd | ddddacc |
574 | (d+d*)(a+c+b*) | 11 | 3 | d*(a+c+b*) | 9 | 3 | bb+d*(a+c+b*) | a*b*+bb+cd | ddddddb | ddcddd |
575 | a*(d+d)+c*d? | 12 | 3 | (a*+c*)d+c* | 10 | 4 | aa*d+c*d? | (a+c)d*+ad+d* | aaaaaad | cdccc |
576 | (a?+d+d)(b?+c*) | 12 | 3 | (a+d)?(b+c*) | 9 | 3 | ac+(a+d)?(b+c*) | ac+bc+(c+d)* | acccc | dacccccc |
577 | c*(a*+a+d) | 9 | 3 | c*(d+a*) | 7 | 3 | c*(d+a*)+(cc)* | (a+d+c?)(c*+c*) | caaaaaa | aaaad |
578 | a**(c?+c+d) | 10 | 3 | a*(c+d)? | 7 | 3 | a*(c+d)?+a?c? | (a+d)*(c*+d+d) | ad | aaaadaa |
579 | (aa+d?)* | 7 | 3 | (d+aa)* | 6 | 3 | (d+aa)*((aa)?d)? | (a+a+a)(a+d)* | daaddd | daaaada |
580 | (a+a+d?)b*b? | 12 | 3 | (a+d)?b* | 7 | 3 | (a+d)?b*+(bbb)* | (a+b)(a+b)(d*+dd) | bbbbbbb | bba |
581 | (a+a)*(a+b)b* | 11 | 3 | a*(a+bb*) | 9 | 4 | ab+(b+a*a)b* | (a*+a+b)(a+a)b* | bbb | abaaaaa |
582 | (b+a+d)(b+b*) | 10 | 3 | (a+b+d)b* | 8 | 3 | a+d+(a+d)?b*b | (a+d+b+d)(b*+bb) | bbbbbbbb | bbabbbbb |
583 | abb*c*c* | 12 | 3 | abb*c* | 9 | 3 | abb*((b+c)c*)? | (a*+c?)(ab)* | abbcc | bccccc |
584 | a*(a+c+cc) | 10 | 3 | a*(a+cc?) | 9 | 4 | a*(a(cc)?+c?c) | (a*+a*)c?* | aa | accc |
585 | (a?+ab)(b*+b+c) | 13 | 3 | (ab?)?(c+b*) | 10 | 4 | a?b*+(ab?)?c? | (ac+b*)* | abbb | ababbb |
586 | d+a*+a*d* | 10 | 3 | a*d* | 5 | 2 | (d+a*a)d*+(aa)* | ad*(a*+dd) | aaaaadd | aaadaaad |
587 | (a*+c*)c?* | 9 | 3 | a*c* | 5 | 2 | cccc?+a*c* | a?(a+a)a?c* | aaaccccc | aaaacac |
588 | a?(c+c)b*c? | 12 | 3 | a?cb*c? | 10 | 4 | a?c(c+b*(bc)?) | a?b?b*c? | cbbbc | cbbbbbcb |
589 | (a*+b?)a*(b+d) | 12 | 3 | b?a*(b+d) | 9 | 3 | (aa+b?a*)(b+d) | a*b*(b+d)? | aaaaaaab | aadaab |
590 | a*b*+(bb)? | 10 | 3 | a*b* | 5 | 2 | a*(a(a+b)+b*) | a*b*(a+b+a+b) | aa | aaabaab |
591 | a**a?b* | 9 | 3 | a*b* | 5 | 2 | ((b+a*a)b*)? | a?*(a+b)(a+b) | abbbbbb | abbba |
592 | a+a+a+d+(c+d)* | 12 | 3 | a+(c+d)* | 6 | 3 | a+c?(d+(c+d)c)* | (c+d?)(a*+a?) | cdccccdd | cddcdca |
593 | (b+b)d?(c*+d*) | 12 | 3 | b(d?c*+d*) | 10 | 4 | b(d?cc*+d*) | (d+d*)(b+c+c*) | bccccccc | bddcdd |
594 | a?(b+c)(d*+d?) | 12 | 3 | a?(b+c)d* | 9 | 3 | bd?+a?(b+c)d* | a+a+b*+b*(c+d) | c | acc |
595 | c?c?(d*+d?) | 11 | 3 | c?c?d* | 8 | 3 | (c?(cd+(c+d)d*))? | c(d+d)c*d* | cd | cdddddc |
596 | (a+a+a)(a+d)* | 10 | 3 | a(a+d)* | 6 | 3 | (ad+a*)a(da*)* | a*d*+a+d+dd | aaddaddd | ddddadda |
597 | (a+d+c*)c?* | 10 | 3 | (a+d)?c* | 7 | 3 | (a+d)c*+(d+c*)c? | (a+a+c*)d*d* | dcccccc | acccccca |
598 | (c+c+cc)(c+d)* | 12 | 3 | c(c+d)* | 6 | 3 | c((d+(c+d)*c)d*)? | c*d*d?? | ccdddccd | dddcd |
599 | (a+b)c?c*(c+d) | 13 | 3 | (a+b)c*(c+d) | 10 | 3 | (a+b)(cd+c*(c+d)) | a*(b+c)(b+d+b+d) | acccd | accca |
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