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 |
|---|---|---|---|---|---|---|---|---|---|---|
0 | a?d*(b+d+d+d) | 13 | 3 | a?d*(b+d) | 9 | 3 | a?(d*(b+d)+d?b) | (a+b)b?(d*+d?) | dd | ddab |
1 | (a*+a*)(a+c+ad) | 13 | 3 | a*(c+ad?) | 9 | 4 | ad?+a*(c+ad?) | (a+d+c+d)d*d* | aaaaad | aaacd |
2 | b*bc+c?d* | 12 | 3 | b*c+c?d* | 10 | 3 | cd+b*c+c?d* | (b+b+c)b*d? | dddddddd | ddddddcd |
3 | (a+c+d?)b*? | 10 | 3 | (a+c+d)?b* | 9 | 4 | (d+(a+c+d?b)b*)? | (a+d)c?b?* | abbbbbdb | |
4 | dc*(a*+cc) | 11 | 3 | dc*a* | 7 | 3 | d(c*(c+aa*)+a*) | (a?+d*)c?* | dcc | dcadaaaa |
5 | (c+c?)(b+d)d* | 11 | 3 | c?(b+d)d* | 9 | 3 | c?(b+d)d* | b+c+cc+c*d* | cd | dbdd |
6 | (a?+a+a)(b+d+c*) | 13 | 3 | a?(b+d+c*) | 9 | 3 | (a+a?(b+d+cc*))? | (a?+b+d)(c+c)* | acccc | ccccb |
7 | (a+d)c*b?* | 10 | 3 | (a+d)c*b* | 9 | 3 | (a+d)c*(cb?+b*) | a+c+b+d+c*d* | dccbbb | dbccbbb |
8 | (a+d)d*(c+c+d*) | 13 | 3 | (a+d)d*c? | 9 | 3 | (a+d)d*c?+d?d | (d+d*)(ad+c?) | dddc | adcdd |
9 | c*d?(d?+dd) | 12 | 3 | c*d?(dd)? | 10 | 3 | (c*(c+d(dd?)?))? | (c+d)*(cd+d+d) | cccd | dcccddd |
10 | (b+c?)(a+a+d*) | 11 | 3 | (b+c)?(a+d*) | 9 | 3 | dd?+(b+c)?(a+d*) | (a+c+b+d)b*b? | cddddddd | bddbdddd |
11 | a*c*+c*(c+d) | 12 | 3 | a*c*+c*d | 10 | 3 | a*c*+c*d | d(a+a)+(c+d)* | ccd | acccccd |
12 | b?b?(c?+d*) | 11 | 3 | b?b?(c+d*) | 10 | 3 | bd+b?b?(c+d*) | (b+d)(b+d)c** | bdd | dbc |
13 | a*d*(b?+d*) | 11 | 3 | a*d*b? | 8 | 3 | dd+a*d*b? | (a+b)*(ad+b+d) | aaab | dddadb |
14 | a*(b+c)+c*+c+c | 13 | 3 | a*(b+c)+c* | 9 | 3 | (aa)*a?(b+c)+c* | a*+a?+(a+c)b* | aaaaab | aaaaaabc |
15 | b*(c+c)(c?+cc) | 13 | 3 | b*(cc?)?c | 10 | 5 | (bb+b*(cc?)?)c | (b*+b+c)c*c? | bbbbbc | bcbccc |
16 | (a*+a+a)(a+c+a+d) | 14 | 3 | a*(a+c+d) | 8 | 3 | a*(a+c+d)+a?c | (c+a*)(a+a+d?) | aaaad | aadaaaac |
17 | b*b?(cd+d?) | 12 | 3 | b*(c?d)? | 8 | 4 | (bb+b*(b+c?d))? | (b+d+c?)(d*+d*) | bbbb | bbdbbd |
18 | ad*(a+a)* | 9 | 3 | ad*a* | 7 | 3 | a(d(da+d*))?a* | (a*+dd)(d*+d?) | addaaaaa | adaddaa |
19 | (a+c)d*b** | 10 | 3 | (a+c)d*b* | 9 | 3 | (a+c)((b+dd*)b*)? | a*c*+a?+b+d | addddbb | cbcbbb |
20 | (aa+c?)(b*+b+b) | 13 | 3 | (c+aa)?b* | 9 | 4 | c+(aa+c?b)?b* | (a?+b?)(b+b+c*) | bbbbbb | bbbbcbb |
21 | a*(b+d)+b*+b+b | 13 | 3 | a*(b+d)+b* | 9 | 3 | ab+a*(b+d)+b* | a?*(a+d+bd) | aaaab | abd |
22 | (a+d)c*(b*+c*) | 12 | 3 | (a+d)c*b* | 9 | 3 | (a+d)(cc)*c?b* | (a+d+b*)b*c? | db | baccccc |
23 | (bc+c+d)* | 8 | 3 | (d+b?c)* | 7 | 4 | (d+(b+cdb?)?c)* | c+b*+(c+d)* | ccbcdcdd | ddcbbd |
24 | b??(b+d+c*) | 10 | 3 | b?(b+d+c*) | 9 | 3 | bc?+b?(b+d+c*) | (b+c+c)(b+c)d* | bccdccc | |
25 | (c+c*)(a*+c+c) | 11 | 3 | c*a* | 5 | 2 | c*(c(ca)?a+a*) | (a*+c*)c?* | cccccaa | aaacaa |
26 | b*+(a+c)b* | 9 | 3 | (a+c)?b* | 7 | 3 | (b+(a+c+bb)b*)? | a+a+c+a*b* | abb | bbcbbbbb |
27 | a*c*+b+b+bc | 13 | 3 | (b+a*c*)c? | 10 | 4 | bc?+a*(ac+c*) | (a+c)c*+(b+c)* | acccc | acacccc |
28 | (a+c)(b+d)c*c? | 13 | 3 | (a+c)(b+d)c* | 10 | 3 | (a+c)(b+d)c* | (a+c+b*)(d*+d*) | abcccccc | abcccdcc |
29 | (a*+b*)(bc+c+c) | 13 | 3 | (a*b?+b*)c | 10 | 4 | (a*(b+ab?)+b*)c | (a?+b?)(b*+c+c) | aaaaabc | abcb |
30 | (a*+c*)(a+a+a+c) | 13 | 3 | (a*+c*)(a+c) | 9 | 3 | aa*+(a*+c*)(a+c) | a?c*(aa+a+c) | cc | cccaa |
31 | (ab+b+c)(c*+c*) | 13 | 3 | (c+a?b)c* | 9 | 4 | c+(cc+a?b)c* | (c+a*)a*(b+c) | abccc | cacc |
32 | a*aa+(a+d)c* | 13 | 3 | aa*+(a+d)c* | 11 | 3 | aa*+(a+d)c* | (a+c+a+c)(c+d)d* | dccc | adcccccc |
33 | (d+d*)(c?+cc) | 11 | 3 | d*c?c? | 8 | 3 | (d*(c+d))?c?+d* | (c+c*)(cc+d*) | ddddcc | dcdddc |
34 | (a+a)*+b*c? | 10 | 3 | b*c?+a* | 8 | 3 | b?(b*c)?+a*+b* | (a?+c?)(a+b)* | aa | baaaa |
35 | (a+b)(c+d)d?* | 11 | 3 | (a+b)(c+d)d* | 10 | 3 | (a+b)(c+c?d*d) | (a*+b*)b*cd | bcdddd | acdddbd |
36 | (a+a)c?(a+d)* | 11 | 3 | ac?(a+d)* | 9 | 3 | a(c?(a+d)*+d*) | a*a?(ac+d*) | adddaddd | ccaddad |
37 | (a+b+a+c)(c*+c*) | 13 | 3 | (a+b+c)c* | 8 | 3 | (a+b+c)c*+(b+c)c | (a+b)c*+c*+c* | cccccc | aac |
38 | (a+a+d)(a+b)* | 10 | 3 | (a+d)(a+b)* | 8 | 3 | (a+d)(a+b)*+a*a | (a+b)d*+d*+d? | dbbaaab | abbbbadb |
39 | (a+c)*(a+c+d*) | 11 | 3 | (a+c)*d* | 7 | 3 | a*((a+c)*d*+c*) | (a+a)c*d?d? | aacaadd | caaacddc |
40 | b*+bc+(b+d)c* | 13 | 3 | (b+d)c*+b* | 9 | 3 | (b+d)(cc)*c?+b* | (b+b)*(c+d+d*) | dcccccc | dcdcc |
41 | b?b?c** | 9 | 3 | b?b?c* | 8 | 3 | b(bc*)?+b?c* | c*b*? | ccccc | cbc |
42 | (a+d+bd)d*d? | 13 | 3 | (a+b?d)d* | 9 | 4 | (a+(b+a?d)?d)d* | aad*(b*+dd) | d | dddddad |
43 | b*c*+bd+c? | 12 | 3 | bd+b*c* | 9 | 3 | b(d+b*b)+b*c* | b?+d+d+(c+d)* | bb | bbcccccd |
44 | (ad+b?)(c*+c?) | 12 | 3 | (b+ad)?c* | 9 | 4 | ((b+ad+b?c)c*)? | (a+b+b*)(c?+d+d) | bcccccc | aacccc |
45 | (a+c+a+c)b*c? | 13 | 3 | (a+c)b*c? | 9 | 3 | (a+c)(b*(c+bc?))? | (c+a*)(a?+b+b) | abbbbbb | aabbbbc |
46 | (b*+d?)(b*+d?) | 11 | 3 | (d+b*)(d+b*) | 9 | 3 | (d+b*)(d+b*)+(bb)* | (b*+b+b)(b+d)(b+d) | bbbbd | ddbbbbb |
47 | a**+(b+c)* | 8 | 3 | a*+(b+c)* | 7 | 3 | b*(c(bc?)*)*+a* | a*c?(b+b)c* | ccccbbc | baccbbcc |
48 | b*b*(c+d)d* | 12 | 3 | b*(c+d)d* | 9 | 3 | bd+b*(c+d)d* | b+d*+b?c* | bbbcd | bdbdddd |
49 | (b*+c*)(c+c)? | 10 | 3 | b*c?+c* | 8 | 3 | bb+b*(bc)?+c* | (b*+bc)c?* | ccccbc | |
50 | d(a+a)+(c+d)* | 10 | 3 | da+(c+d)* | 8 | 3 | d(a+d+cc)+(c+d)* | d+a*+c*d? | cddcccdc | cdddaccd |
51 | (c+c*)(a?+c+d) | 11 | 3 | c*(a+d)? | 7 | 3 | (a+c*(d+c(a+d)?))? | a*(a+a)(c*+d*) | ccd | cccac |
52 | (a+c)*+ad+d? | 11 | 3 | a?(d+(a+c)*) | 9 | 4 | d+a(a+d)?+(a+c)* | (a+d+c*)c?* | acccca | acaadccc |
53 | (b*+d*)(bc+c+c) | 13 | 3 | (d*b?+b*)c | 10 | 4 | ((d+b*)b+d*b?)c | (c+d+d)(b*+d*) | bbc | bbdbbbc |
54 | (a+c+c?)c?d* | 12 | 3 | ((a+c)c?)?d* | 10 | 4 | (a+(a+c)?(c+d))?d* | (a?+c+c)(c+d+d*) | add | daddd |
55 | (b*+dd)c*? | 10 | 3 | (dd+b*)c* | 9 | 3 | ((c+bb*+dd)c*)? | (b*+c?)(cd)* | b | dbbbbbbb |
56 | b*b*+c*(c+d) | 12 | 3 | c*d?+b* | 8 | 3 | c+c*(d+cc)+b* | cd*+b*d* | b | bbdbbbb |
57 | (a+c)*(c*+d+d) | 11 | 3 | (a+c)*d? | 7 | 3 | c*(a+d)+(a+c)*d? | c*(a+a+c+d) | caaaccaa | dcaacca |
58 | (a+b+bb)b*d* | 13 | 3 | (a+b)b*d* | 9 | 3 | (a+(ab)?b)b*d* | a*?(bb+d?) | bbbdddd | abdb |
59 | (a?+d+d)b*c? | 12 | 3 | (a+d)?b*c? | 10 | 4 | (a+d)?b*c?+b* | a**(b+c)(c+d) | abbbbbbb | dbbbbca |
60 | (b+b+d)a*d* | 11 | 3 | (b+d)a*d* | 9 | 3 | (b+d)(a*(a+d)d*)? | a+d+b*+(b+d)* | dadd | adaaaadd |
61 | (a+d)(b+b)+(b+c)* | 12 | 3 | (a+d)b+(b+c)* | 10 | 3 | (a+d)?b+(b+c)* | a*b?(c+c+cd) | cbcccbcb | bdbbbbcc |
62 | c*(c+d)+c+d+d* | 13 | 3 | c*d?+d* | 8 | 3 | (d+cc*)d?+d* | (d+d*)c*(c+d) | ccccccd | cdccc |
63 | (c+d?)(b+b)* | 9 | 3 | (c+d)?b* | 7 | 3 | (c+d)?b* | b*c*+bd+c? | dbbb | dbcbbbb |
64 | (b+c*)(a+a)d* | 11 | 3 | (b+c*)ad* | 9 | 4 | (b+(cc)*c?)ad* | (a*+aa)(b+d+c?) | ccccad | adddddda |
65 | (c+c)d*(c+d)* | 11 | 3 | c(c+d)* | 6 | 3 | (cdd*)?c(c+d)* | (c+c+c+c)(c+d)* | cddcccdc | dcccdcdd |
66 | a*+aa+b*(b+c) | 13 | 3 | b*c?+a* | 8 | 3 | bb+b*(b+c)+a* | a*(a+a)(b*+c+c) | aaaaa | bbbca |
67 | a*c?(b?+c?) | 11 | 3 | a*(c?(b+c))? | 10 | 4 | a*((a+c)c+c?b?) | a*(c+c)(a?+b?) | aaaaaaa | aaacca |
68 | ba*c?* | 8 | 3 | ba*c* | 7 | 3 | ba?(cc+a*c*) | (a+c)*+(b+b)cc | bac | bacccbc |
69 | b+ac+b*c* | 11 | 3 | ac+b*c* | 9 | 3 | (a+cc?)c+b*c* | a*(c+c)b*c* | bbbbbbcc | bbbbab |
70 | a*c*+c*+c+c | 12 | 3 | a*c* | 5 | 2 | a*((c+aa)c?+c*) | a**c*cc | cc | aacaaccc |
71 | a*?(b?+b+c) | 10 | 3 | a*(b+c)? | 7 | 3 | (aa)*a?(b+c+a*) | a?*(bc)* | a | aaaaacab |
72 | (a+a)cc+(c+d)* | 12 | 3 | acc+(c+d)* | 10 | 3 | (a+cd)cc+(c+d)* | (a?+a+d)(c+c)* | dcccdcdd | accdcc |
73 | a?*(a+b)(a+c) | 11 | 3 | a*(a+b)(a+c) | 10 | 3 | ac+a*(a+b)(a+c) | (a+c+b*)(c*+c+c) | ac | aaaaabb |
74 | b**(bd+c*) | 10 | 3 | b*(bd+c*) | 9 | 3 | b*(b(d+cc)+c*) | b*+b+b+b*(c+d) | cccccc | bdbbbbcc |
75 | a*a*(a+c+a+d) | 13 | 3 | a*(a+c+d) | 8 | 3 | c+a*(d+a(c+d)?) | a*c*+ac+dd | aa | aaacd |
76 | a?b*(a?+b+b) | 12 | 3 | a?b*a? | 8 | 3 | ((a+b)b+a?b*)a? | (a?+b*)(aa)* | bb | abbabba |
77 | (b+a*)(d*+d?) | 10 | 3 | (b+a*)d* | 7 | 3 | a*(ad*)?+b?d* | (a+b)*b*d? | aaaddd | ddadddd |
78 | (a*+b?)(b?+c?) | 11 | 3 | (b+a*)(b+c)? | 9 | 3 | ab?+(b+a*)(b+c)? | a?+b+c+(a+c)* | aaa | acc |
79 | (b+a*)c** | 8 | 3 | (b+a*)c* | 7 | 3 | (b+a*)c*+c?c? | (a+a+b?)(a+c)c* | aaaaaaa | cccacccc |
80 | (b+c)c?d*d? | 12 | 3 | (b+c)c?d* | 9 | 3 | (b+c)c?d*+c?c | (b*+bb)(c+d)? | cddddd | bcdddb |
81 | a?c*(bd+d+d) | 13 | 3 | a?c*b?d | 10 | 4 | (a+c)?(c*(b+c))?d | (a+c+a+c)b*d* | accd | accad |
82 | (a*+b?)(a+a+c?) | 12 | 3 | (b+a*)(a+c)? | 9 | 3 | a*c?+b?(a+c)? | (a+b)c*(b*+c+c) | aac | aaaabaaa |
83 | (a+d)b?d** | 10 | 3 | (a+d)b?d* | 9 | 3 | (a+d)(b+(b?d)?d*) | (a+d*)(b*+b*) | d | ada |
84 | (a?+ac)(b+d)* | 11 | 3 | (ac?)?(b+d)* | 10 | 4 | db+(ac?)?(b+d)* | (b+c*)(a+a)d* | acbbd | ddddabb |
85 | (c+a+b)c*c? | 11 | 3 | (a+b+c)c* | 8 | 3 | c+(a+b+cc)c* | (aa+b*)(c*+cc) | b | cac |
86 | (a+c+d?)c?* | 10 | 3 | (a+d)?c* | 7 | 3 | (a+d)?c* | a*d*+aac? | cccd | |
87 | a*ab+b*d* | 12 | 3 | a*b+b*d* | 10 | 3 | (b+aa*)b+b*d* | a*(a+b)+b?d* | bbbbbbbb | aaaaad |
88 | a*d*(b*+c?) | 11 | 3 | a*d*(c+b*) | 10 | 3 | (dd+a*d*)(c+b*) | (c+c*)(a+b)d? | aaaaaa | cdddb |
89 | (a+b+dd)d** | 11 | 3 | (a+b+dd)d* | 10 | 3 | dd+(a+b+dd)d* | a*(b+b)(a?+d*) | adddddd | bdbddd |
90 | (a+d+d?)b*d? | 12 | 3 | (a+d)?b*d? | 10 | 4 | (a+d)?(bd+b*d?) | dd*(a*+b+b) | bbbbbd | abbbabd |
91 | db*d** | 8 | 3 | db*d* | 7 | 3 | d(d(dd)?+b*d*) | d+b+d+b*d* | dbbbbb | dbbdbbbb |
92 | b*d*(b?+dd) | 12 | 3 | b*d*b? | 8 | 3 | (bb)*b?d*b? | db*(d*+d+d) | ddd | ddbd |
93 | (a+c+b+d)c** | 11 | 3 | (a+b+c+d)c* | 10 | 4 | cc+(a+b+c+d)c* | (a+b+ad)(c*+c+c) | acc | ccccac |
94 | a*d*+b*(d+d) | 12 | 3 | a*d*+b*d | 10 | 3 | (d+b*)d+a*d* | a?b*+bb+d* | aaddd | aaaaaadb |
95 | b?b?(c*+c*) | 11 | 3 | b?b?c* | 8 | 3 | ((c+b?b)c*)?c? | b*(c+c)c*? | bcccccc | bbccbcc |
96 | (a*+aa)(bd)* | 11 | 3 | a*(bd)* | 7 | 3 | a*((bd)*bd)? | (a?+d?)b** | aaaabd | aaaabaa |
97 | (c+b*)c*? | 8 | 3 | b*c* | 5 | 2 | (b(c+bb?)+b*)c* | b?*+(b+c)c* | bcccc | bcbcccc |
98 | (a+c)d*(b+d+dd) | 14 | 3 | (a+c)d*(b+d) | 10 | 3 | cb+(a+c)d*(b+d) | (a+d+c+d)(b*+b?) | adddb | cdbd |
99 | (a?+ab)(a+c)* | 11 | 3 | (ab)?(a+c)* | 9 | 3 | cc+(ab)?(a+c)* | a*(b+b)c?* | cccccaaa | aabcaaaa |
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