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 |
|---|---|---|---|---|---|---|---|---|---|---|
800 | (a*+b*)(b+d)* | 10 | 3 | a*(b+d)* | 7 | 3 | abd+a*(b+d)* | (a*+a+d)b*(d+d) | addbbbd | ababdbbd |
801 | (ac+d*)(c*+cc) | 13 | 3 | (ac+d*)c* | 9 | 3 | ((a+dd)c+d*)c* | (a+c)c*(c+d)? | acc | adccc |
802 | a*b*+a*+cc | 12 | 3 | cc+a*b* | 9 | 3 | cc+a*(ab+b*) | (a?+c?)(b+b)c* | abbbbbb | bc |
803 | (a+c)d*(a+d+d*) | 13 | 3 | (a+c)d*a? | 9 | 3 | (a+c)(a+d*(da)?) | (ad+c*)(d*+d?) | ad | cdaddda |
804 | (c+b+c)(b+d)* | 10 | 3 | (b+c)(b+d)* | 8 | 3 | cb*+(b+c)(b+d)* | bd+cd+(c+d)* | cdddbbd | cdbcbd |
805 | (a*+c?)(ab)* | 10 | 3 | (c+a*)(ab)* | 9 | 3 | (c+a*)(a(ba)*b)* | (a*+b+c)c** | cababab | bcabab |
806 | (a*+d*)(b+d+d+d) | 13 | 3 | (a*+d*)(b+d) | 9 | 3 | (a*+d*)(b+d)+a?d | a*+a*(b+d) | dddddb | aaaada |
807 | (a+d+b+c)b** | 11 | 3 | (a+b+c+d)b* | 10 | 4 | a+(c+d+a?b)b* | (a+c)d*(b+d+dd) | dbbbbbbb | ccbbbbbb |
808 | c?d*(c+c+cc) | 13 | 3 | c?d*c?c | 10 | 4 | c?(d*(c+d))?c | cd*(c*+d?) | cdc | cdcdcc |
809 | (ac+d*)(b+d)* | 11 | 3 | (ac)?(b+d)* | 9 | 3 | dd+(ac)?(b+d)* | (a+a+b?)c?d* | ddbdbdd | ccddbbdb |
810 | a*d*+a+c+a+c | 13 | 3 | c+a*d* | 7 | 3 | c+(a?(a+d)+a*)d* | (a+a+c+d)d*d? | aaddcddd | |
811 | (a+a)c?(b+d)* | 11 | 3 | ac?(b+d)* | 9 | 3 | a(db+c?(b+d)*) | (a+a+b*)(c+c+d?) | addbddbb | bcbddbbb |
812 | (a+d+bd)(c*+c*) | 13 | 3 | (a+b?d)c* | 9 | 4 | ac+(a+b?d)c* | cb*(a+d+b?) | bdccccc | bdcd |
813 | (a+b+bc)(b+b)* | 12 | 3 | (a+bc?)b* | 9 | 4 | ab?+(a+bc?)b* | a*+a*+(b+c)c* | bbbb | bbbbcbb |
814 | a*d*+(a+a)(c+d) | 13 | 3 | ac+a*d* | 9 | 3 | a(a+c+d*)+a*d* | (a+c+d?)c?* | aaaaa | aaaaadad |
815 | a*+b*+b*(d+d) | 12 | 3 | b*d?+a* | 8 | 3 | (bb)*b?d?+a* | a*b?b*d? | bbbbd | bbabbd |
816 | (ab+c+d)(b*+b*) | 13 | 3 | (c+d+ab)b* | 10 | 3 | db+(c+d+ab)b* | (a+a)*(b+c+cd) | abb | cbabbb |
817 | b?*c?(c+d) | 10 | 3 | b*c?(c+d) | 9 | 3 | bd+b*c?(c+d) | (b?+cd)(b+d)* | bbbcd | bdd |
818 | b*(b+c)b?(b+b) | 13 | 3 | b*(b+cb?)b | 11 | 5 | b*(cb?+c?b)b | b(b+b)b*c* | bcb | bbbcbbbb |
819 | (a+b+c*)c** | 10 | 3 | (a+b)?c* | 7 | 3 | (a+(b+(a+b)?c)c*)? | (a+a)*(b+c)c* | ccccccc | acaccc |
820 | b*d*(c+c)d? | 12 | 3 | b*d*cd? | 10 | 4 | (bd+b*)d*cd? | b*(d+d)b?c* | bbbbdc | bbbd |
821 | (a+a+c)(b+d)d* | 12 | 3 | (a+c)(b+d)d* | 10 | 3 | (cb+(a+c)(b+d))d* | (a*+a*)(b+c)(c+d) | cdd | abdbdd |
822 | (a+c+d*)d*? | 10 | 3 | (a+c)?d* | 7 | 3 | (dd?+(a+c+d)d*)? | (a*+d+d)(c+d)? | cddddd | adadddd |
823 | b*d*(c*+c?) | 11 | 3 | b*d*c* | 8 | 3 | b*(d*(dc*)?+c*) | (bc+c*)(d*+d*) | bdcccccc | cbbddddd |
824 | (a*+d*)c*(d+d) | 12 | 3 | (a*+d*)c*d | 10 | 4 | (cc+(a*+d*)c*)d | (c+a+d)a*a? | ad | ddadddcd |
825 | b?*(c*+d?) | 9 | 3 | b*(d+c*) | 7 | 3 | b*(d+c*)+c* | b**(c?+dd) | bbccc | bbdbbbcc |
826 | aad*(b*+dd) | 13 | 3 | aad*b* | 9 | 3 | aa(d*b*+(bb)*) | a*(b+d)+(a+a)* | aadddddd | abaddd |
827 | (a+b+bd)(c*+cc) | 14 | 3 | (a+bd?)c* | 9 | 4 | b(dc*)?+(a+b)c* | (a*+a+c)(b*+b+d) | bccccccc | bdcacc |
828 | b?c*+b?d* | 11 | 3 | b?(c*+d*) | 8 | 3 | b?(c*+d*)+(dd)* | (b+bb)c?d* | dd | cccccd |
829 | (a*+b+c)a*d? | 12 | 3 | (b+c)?a*d? | 10 | 4 | (b+c)?(a*(a+d))? | adb*c*c? | baaaaa | dcad |
830 | (a*+b+d)(a?+d*) | 12 | 3 | (b+d+a*)(a+d*) | 11 | 3 | (b+d+a*)(a+d*) | (a+b)*(b?+d*) | aaaaa | daaddd |
831 | a*a*(a+a+c+d) | 13 | 3 | a*(a+c+d) | 8 | 3 | a*(d+ac?)+a?c | a*d*(ac+d*) | aaad | adaaaaaa |
832 | b*(d+d)b?c* | 12 | 3 | b*db?c* | 10 | 4 | (bd+b*db?)c* | (b*+b*)(c?+d*) | bdcccc | bbbbbddb |
833 | (a+b)c*+b+d+c* | 13 | 3 | d+(a+b)?c* | 9 | 4 | (b+d+(a+b?c)c*)? | (a+d+d+d)b*c? | acccc | bdcc |
834 | a*?+b*(b+d) | 10 | 3 | b*d?+a* | 8 | 3 | d+b*(bd?)?+a* | (a+d*)b*(b+b) | bbbbd | bbdbbbbb |
835 | bc?(a+c)* | 9 | 3 | b(a+c)* | 6 | 3 | b(ca+a*)(ca*)* | (c+c?)(a*+b*) | bcccac | bbccaaac |
836 | b*?(b+b)c* | 10 | 3 | bb*c* | 7 | 3 | b(b*c*+c?c?) | (b+b?)(b*+c*) | bbbbbb | bccbcccc |
837 | (b+d+c*)(c+d+d*) | 13 | 3 | (b+d+c*)(c+d*) | 11 | 3 | (b+c*)d*+(b+d)?c | (b*+b?)c?d* | bdd | ccbddddd |
838 | (a*+ac)(a+a+d*) | 13 | 3 | (ac+a*)(a+d*) | 11 | 3 | (a(c+a*))?(a+d*) | a*+cc+c*d? | dd | aadadd |
839 | a*+aa+(b+c)c* | 13 | 3 | b?c*+a* | 8 | 3 | cc+b?c*+a* | (aa+c?)(b*+b+b) | aaaaa | bcaccc |
840 | a**(b+d)d* | 10 | 3 | a*(b+d)d* | 9 | 3 | a*(ab+(b+d)d*) | a*bdd*? | aadddddd | adaddd |
841 | a*a?(a+b)(a+c) | 13 | 3 | a*(a+b)(a+c) | 10 | 3 | ac+a*(a+b)(a+c) | (a+c+a+c)b*c? | aaabc | aaacaa |
842 | (b+b+c)a*(b+d) | 12 | 3 | (b+c)a*(b+d) | 10 | 3 | (ca+(b+c)a*)(b+d) | (ad+ad)b*c* | bb | caa |
843 | (b+a*)b** | 8 | 3 | a*b* | 5 | 2 | abb+a*b* | a*(a+a)b** | aaab | aabbbabb |
844 | (a+d+cd)(d+d)* | 12 | 3 | (a+c?d)d* | 9 | 4 | cd+(a+c?d)d* | (a+d+c*)(c+c)* | ddd | cddcdd |
845 | (a*+a?)(b?+d*) | 11 | 3 | a*(b+d*) | 7 | 3 | a*(b+d*)+d?d? | (a*+d*)(b+d+d+d) | d | aaadaadd |
846 | (a?+b+d)d*(d+d) | 13 | 3 | (a+b)?d*d | 9 | 4 | (a+(b+a?d)d*)?d | (d+a?)(b+b)d* | bddd | bdddbdd |
847 | (b+b)d*c?* | 10 | 3 | bd*c* | 7 | 3 | bd*((c+d)c)?c* | (b+d+c*)c*c? | bccccccc | dbcc |
848 | a*b?b*(c+c) | 12 | 3 | a*b*c | 7 | 3 | (a*(a+b))?b*c | (a+b+bb)(c*+c*) | aaaabc | bbbcb |
849 | (a?+b*)(b*+bc) | 12 | 3 | (a+b*)(bc+b*) | 11 | 3 | (a+b*)(b(b+c)?+b*) | (a+b)(a+c)(c*+c+c) | bbbbc | bbbba |
850 | aa?(a+d)* | 9 | 3 | a(a+d)* | 6 | 3 | aa*(d(da+a*))* | a**(ad+d*) | adadaad | daaaadad |
851 | (a*+b?)(a+d)* | 10 | 3 | b?(a+d)* | 7 | 3 | da+b?(a+d)*+a* | (a?+b+b)(b+d)d* | dadaddaa | bbadaaad |
852 | a+b?+b*d* | 10 | 3 | a+b*d* | 7 | 3 | (a+b*(b+d*d))? | b(d+d)a*d* | bbbdd | bbdbb |
853 | (c+c*)a*bc | 11 | 3 | c*a*bc | 9 | 4 | (aa?+c*a*)bc | c+b*+(a+c)* | abc | caacaabc |
854 | a*d*+a+c+b+d | 13 | 3 | b+c+a*d* | 9 | 3 | b+c+(a?d+a*)d* | a*d*+a+b+b+c | aa | aaabaaad |
855 | (b*+c?)(c?+d+d) | 12 | 3 | (c+b*)(c+d)? | 9 | 3 | (c+b*)(c+d)?+(bb)* | (b+c+d?)c** | bbbd | bbcbbbbc |
856 | (b?+d*)(c*+d?) | 11 | 3 | (b+d*)(d+c*) | 9 | 3 | b(c+d)?+(b+d*)c* | b+cd+c*d* | bcc | bddd |
857 | b*(b+c)(b+b+b+d) | 14 | 3 | b*(b+c)(b+d) | 10 | 3 | bb+b*(b+c)(b+d) | b*(b+c)(d?+d+d) | bbbbbcd | bbbbdbcb |
858 | (a+a)b*c*d* | 12 | 3 | ab*c*d* | 10 | 4 | ab*(dd+c*d*) | (a+c+b+b)(d*+d*) | abbbbbdd | dabccccc |
859 | (a*+ad)b*b* | 12 | 3 | (ad+a*)b* | 9 | 3 | (ad+a*)b*+(bb)* | (ad+b?)(d*+d*) | bbbbbbbb | aaaabbbd |
860 | a*+ab+(a+c)* | 11 | 3 | ab+(a+c)* | 8 | 3 | a(a+b)?+(a+c)* | a*(b?+c*) | ccacaa | ccbcaca |
861 | a?(b+b)+b*c* | 12 | 3 | ab+b*c* | 9 | 3 | ab+(b*(b+c))?c* | a*c?b?(c+c) | bbbbbccc | bbbbbcb |
862 | cc*(a*+d?) | 10 | 3 | cc*(d+a*) | 9 | 3 | c(c*(d+a*)+(cc)*) | adc*(d*+d*) | ccaa | cccdaaa |
863 | (b?+cd)(b+d)* | 11 | 3 | (cd)?(b+d)* | 9 | 3 | ((c+d)d)?(b+d)*+d* | (b+d*)(b*+c?) | ddbbbdbd | bbbdbbc |
864 | (a*+aa)(ad+c*) | 13 | 3 | a*(ad+c*) | 9 | 3 | ac*+a*(ad+c*) | c+c*+a*(c+d) | aaaacc | cdccc |
865 | (a?+b+b)b*(b+c) | 13 | 3 | a?b*(b+c) | 9 | 3 | (bb+a?b*)(b+c) | a*a?+b*c? | c | bbbbab |
866 | b*d*+(bb)? | 10 | 3 | b*d* | 5 | 2 | b*(b+dd*)+(bb)* | (d+d?)b?d* | bbbbdddd | bdbd |
867 | (a*+b+b)b*(d+d) | 13 | 3 | a*b*d | 7 | 3 | (a(bb)?+a*b*)d | (a*+dd)b*b* | abbbbbd | aaadabbd |
868 | (a*+b+b)(a?+b*) | 12 | 3 | ba+a*b* | 9 | 3 | (b+aa*)a+a*b* | b*+a*(a+b) | aaabb | aaaaaba |
869 | (a+d)*+bd+c+c | 12 | 3 | c+bd+(a+d)* | 10 | 3 | c+(b+ad)d+(a+d)* | (a+d*)(b+c+c?) | aaaaddda | daadcdd |
870 | (a*+c+c)b?d? | 12 | 3 | (c+a*)b?d? | 10 | 4 | (c+a*)(d+bd?)? | (a?+cd)(b*+b+b) | aaa | aabab |
871 | (b*+c*)d?? | 9 | 3 | (b*+c*)d? | 8 | 3 | c(c+d)+(b*+c*)d? | (b+c+d+d)(c*+c?) | b | bbdbbb |
872 | (a*+aa)(a+c+bc) | 14 | 3 | a*(a+b?c) | 9 | 4 | ac+a*(a+b?c) | (a+b+b*)(b+b+c*) | aaac | aacaaaac |
873 | a*b?b*(b+c) | 12 | 3 | a*b*(b+c) | 9 | 3 | a*b*(c+bc?) | (b+a+a)b*c? | bbbbb | cbbbbbbb |
874 | b*c*(b+d+c*) | 12 | 3 | b*c*(b+d)? | 10 | 3 | b*c*(d+c(b+c))? | (bd+c?)d*? | bbbbbbb | bcbd |
875 | a*c*+b+c+cc | 13 | 3 | b+a*c* | 7 | 3 | b+a*(ac+c*) | (a+a)*(a+c+bc) | aacccccc | baacccc |
876 | dc*c?d* | 10 | 3 | dc*d* | 7 | 3 | d(c(cd)?+c*)d* | (c*+d+d)d*d* | dccddddd | |
877 | (a+c)b*(b+c+c*) | 13 | 3 | (a+c)b*c* | 9 | 3 | (a+c)((c+bb*)c*)? | bb*(a?+b+c) | abbcccc | cbbabcc |
878 | (a*+aa)(ac+a+d) | 14 | 3 | a*(d+ac?) | 9 | 4 | aa+a*(d+ac?) | (ac+c?)c*d? | aaaaaaa | aaaadac |
879 | (ad+ad)b*c* | 13 | 3 | adb*c* | 9 | 3 | ad(b?c+b*)c* | (a?+b*)b*(c+d) | adbbbbbb | bdbbccc |
880 | (a+a*)bcc* | 11 | 3 | a*bc*c | 9 | 4 | (bc+a*b)cc* | (a?+ac)(b?+c*) | bcc | abbcccc |
881 | (a+d+c+d)(d*+d*) | 13 | 3 | (a+c+d)d* | 8 | 3 | cd?+(a+c?d)d* | (a+a*)(a+c+d+d) | ddddd | ddddddad |
882 | c(d+d)b*c* | 11 | 3 | cdb*c* | 9 | 3 | cd(b*(b+c))?c* | (b?+bc)(c+d)* | cdbbbbb | bdbbc |
883 | a*?(b*+b?) | 9 | 3 | a*b* | 5 | 2 | aa?b?+a*b* | (a?+b?)(a+b)b* | a | abbabbbb |
884 | (aa+c*)(a+b)* | 11 | 3 | c*(a+b)* | 7 | 3 | c*(a+b)*+b?b? | (c+a+c)a*(b+c) | cbaaaa | ccbaabcb |
885 | b*d*+b+d+c* | 12 | 3 | b*d*+c* | 8 | 3 | b*(b(b+d)+d*)+c* | (b?+b+d)c*d* | dddddd | bdb |
886 | (a*+b+b)(bd)* | 11 | 3 | (b+a*)(bd)* | 9 | 3 | (b+a*)(bd(bd)?)* | (a+a+b)(a+d)b* | aaaaaa | bbabdbd |
887 | (ad+d*)c*? | 10 | 3 | (ad+d*)c* | 9 | 3 | ((a+d)d+d*)c*+d* | a?(c+d)c*c? | dddc | dccacccc |
888 | (ab+c+c)* | 8 | 3 | (c+ab)* | 6 | 3 | (ab+((ab)?c)?c)* | a*b?b*(c+c) | abababc | ccbabccc |
889 | (a*+a*)(ab+c+d) | 13 | 3 | a*(c+d+ab) | 10 | 3 | a*(c+d+a(b+c)) | (d+b+b)a*(b+c) | aaad | aadaaaad |
890 | b*(a*+a?) | 8 | 3 | b*a* | 5 | 2 | b*a*+(a+b)?a? | a?b*+(a+a)* | bbbbb | aaab |
891 | a?(d+d)(a+c)* | 11 | 3 | a?d(a+c)* | 9 | 3 | dc*+a?d(a+c)* | (c+c*)(a?+c+d) | dacccaa | dacaccdc |
892 | bbc?c*d* | 12 | 3 | bbc*d* | 9 | 3 | bb(c*(c+dd*))? | (c+d*)(b+c+c?) | bbcccc | bdc |
893 | a?*(c+d+dd) | 11 | 3 | a*(c+dd?) | 9 | 4 | a*(c+(d+ad?)?d) | (a+c+a+d)d** | d | ddc |
894 | (a+a)c*d?d? | 12 | 3 | ac*(dd?)? | 10 | 4 | a((c*d)?d?+c*) | (a?+c?)c*d? | a | acccccda |
895 | (c+d*)(b+c+c?) | 11 | 3 | (c+d*)(b+c)? | 9 | 3 | dc?+(c+d*)(b+c)? | (d+b+c)d*d* | ddb | dddbdddd |
896 | a*c*+dd+dd | 13 | 3 | dd+a*c* | 9 | 3 | dd+a*c*+a?c | a+c+ad+(a+d)* | dccccc | |
897 | (d+bd)* | 6 | 3 | (b?d)* | 5 | 3 | d?(b?d(b?d)*)? | b*d*+b+b+bb | ddddbdbd | bdbbddd |
898 | a?+cd+(a+c)* | 11 | 3 | cd+(a+c)* | 8 | 3 | c(d+cc?)+(a+c)* | (ac+d*)(c*+cc) | ccaccacc | dcaccaac |
899 | aac+a*c* | 11 | 3 | a*c* | 5 | 2 | a*(c(cc)*c?)? | (a*+a*)a*c* | ccc | cac |
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