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
600
(d+d*)(a+d+b+b)
12
3
d*(a+b+d)
8
3
d*(a+b+d(da)?)
(a+b+d)(b+b)*
dddddddd
ddddbdb
601
cb*(bc+c*)
11
3
cb*c*
7
3
cb*(bc+c*)c?
b*?(b+b)c*
cbbbcc
cbbccbc
602
a**(a+b+d?)
10
3
a*(b+d)?
7
3
(aa)*a?(b+d)+a*
a*ab+(b+d)*
aa
aaaabb
603
b*+d*+(c+d)*
10
3
b*+(c+d)*
7
3
((c?d)*c)*d*+b*
b*(b+c)+cc+d*
ccddc
dbbbb
604
(a+a+b?)(a+c)c*
13
3
(a+b)?(a+c)c*
11
4
(a+b)?(a+c)c*
a*c*+b+b+c+c
aacccccc
bcccbccc
605
c+b?+(b+d)*
9
3
c+(b+d)*
6
3
c+(bd+d*)(bd*)*
(b?+c*)(d+d)*
dbbdddb
dcdbbddd
606
bb?+a*b*
10
3
a*b*
5
2
aa?(a+b)+a*b*
(a*+bb)b*(b+b)
aaaaaa
abbbab
607
(a*+a+c)(b*+b+d)
13
3
(c+a*)(d+b*)
9
3
(c+a*)(d+b*)+a*
(a+b+c*)(c+d)*
aaaaaabb
aabbdbbb
608
(c+a+c)a*(b+c)
12
3
(a+c)a*(b+c)
10
3
(a+(c+aa)a*)(b+c)
a*+aa+b*c?
caaaaab
aaca
609
(ac+c*)d*(d+d)
13
3
(ac+c*)d*d
11
4
((a+c*)c+c*)dd*
(a+d+c?)(d+d)*
dddd
ccdccdd
610
(b+d)d*+c*+d?
12
3
b?d*+c*
8
3
d+(b+dd)d*+c*
b?c*+d*+dd
dddd
ddddddc
611
(b?+bb)c*c?
12
3
b?b?c*
8
3
b?(bc*)?c?+c*
b*c?+c*c*
cccccc
bbcbc
612
a*c*(a+a+a+b)
13
3
a*c*(a+b)
9
3
(a*(a+c)c*)?(a+b)
(a+a*)(a+c+b?)
acb
aaaaccc
613
(c+d*)a*?
8
3
(c+d*)a*
7
3
(c+(d+(dd)*)d?)a*
cc*(a*+d?)
dddaaaa
aacaaaa
614
(b+bc)a*b?
11
3
bc?a*b?
10
4
b((a+c)a*)?(b+a*)
ac*+(b+c)c*
baaaaaa
bcaaacaa
615
d+a*+c*d?
10
3
c*d?+a*
8
3
c(d+c*)+c*d+a*
(a+d+c+d)(d*+d*)
ccccc
aaadaaaa
616
(a+a)(c+c)c*d*
13
3
acc*d*
9
3
acc*(dd)*d?
(a*+a+a)(c*+d+d)
acccc
acccdccd
617
c*(a+d+ad)
10
3
c*(a+a?d)
9
4
c*(ad?+(ca)?d)
a?*+c?d*
ccca
ccada
618
(a+d)d*+b*+d+d
13
3
a?d*+b*
8
3
dd?+a?d*+b*
a+b?+a*d*
dddddd
addddda
619
(b+d*)(c?+d?)
10
3
(b+d*)(c+d)?
9
3
(b+d)d?+(b+d*)c?
(b+c+b+d)(c+c)*
dddc
dcddc
620
b?c*+c*+d*
11
3
b?c*+d*
8
3
cc+(b+c)c*+d*
(b+d+c+c)(d*+dd)
ddddddd
ddddbdd
621
(a?+aa)b*c?
12
3
a?a?b*c?
11
4
(a?(a+b))?b*c?
(a+c)c?b?*
aabbbbb
cc
622
(a?+b*)(a+a)c*
12
3
(a+b*)ac*
9
4
(a+b*)a(cc)*c?
(a+a+a+b)(b+c)*
bbbbaccc
bacbcc
623
(b+b+c)(a+d)c*
12
3
(b+c)(a+d)c*
10
3
(bd+(b+c)(a+d))c*
(a+d)(b+c)(b*+b*)
caccc
bacd
624
a*c*+ac+dd
13
3
dd+a*c*
9
3
(dd+a*(a+cc*))?
(ac+c*)d*(d+d)
ccccccc
aaaadacc
625
(b+b+c)(b+c)d*
12
3
(b+c)(b+c)d*
10
3
cc+(b+c)(b+c)d*
(b*+b*)(c+d+d?)
bcddd
cdbdd
626
(a+a*)(a+c+b?)
11
3
a*(b+c)?
7
3
(a+(aaa?)*)(b+c)?
(c+c*)a*bc
b
aaabac
627
(a+c)b*+c*?
10
3
(a+c)b*+c*
9
3
(a+(a+c)b)b*+c*
(a+b)?+b*c*
cccc
cbcb
628
(d+c?)(a*+d+d)
11
3
(c+d)?(d+a*)
9
3
cd+(c+d)?(d+a*)
a*d*+c*+c*
dd
cacaa
629
(a*+b?)(b+b+d?)
12
3
(b+a*)(b+d)?
9
3
bb?+(b+a*)(b+d)?
(a*+ab)(d*+dd)
aaa
baad
630
(a*+b+c)(a?+b*)
12
3
(b+c+a*)(a+b*)
11
3
(b+c)a+(c+a*)b*
(a+b)b*+bb+c*
ba
aacbbbb
631
(d+a+d)a*(a+b)
12
3
(a+d)a*(a+b)
10
3
(da+(a+d)a*)(a+b)
(a+d)d*+b*+d+d
aab
adaab
632
(a?+b+d)(c+c)*
11
3
(a+b+d)?c*
9
4
b+(a+d+bc)?c*
a?b*b?(c+d)
bccc
bbcccc
633
(a+c)c*(c+d)?
11
3
(a+c)c*d?
9
3
(a+a?c*c)(d+c*)
ad*(a?+c+c)
acd
cda
634
(a*+b+b)(b?+c+c)
13
3
(b+a*)(b+c)?
9
3
(b+a*)(b+c)?+a*c
a?b*(bb+c*)
aaaaaaa
acaaaac
635
bb*+a?d*
10
3
a?d*+b*
8
3
dd?+a?d*+b*
(a+d+d)(a+b)b*
d
dbb
636
(a*+a+a)(ab+b*)
13
3
a*b*
5
2
a*(b+(a+bb)b*)?
a?*b*(b+b)
b
bbbbbba
637
(b+b?)(b*+c*)
10
3
b?c*+b*
8
3
b?(bb+c*+(bb)*)
(b+b)*(c*+c?)
bbbbb
cccbccc
638
cb*d*?
8
3
cb*d*
7
3
c(b?d+b*)d*
b*b?(b+b+c+d)
cdddd
cbbdbbdd
639
a(a+c)+a*d*
11
3
ac+a*d*
9
3
a(c+a?d)+a*d*
a*+a+a+c*(c+d)
addd
dcdddddd
640
(a?+aa)(c+c)d*
13
3
a?a?cd*
10
4
(aa+a?a?)cd*
(a+c+c+c)(c+d)*
aacd
acda
641
(b+c+c+d)d?*
11
3
(b+c+d)d*
8
3
b+c+(b+c)?d*d
b*d?(c+d+d?)
b
ddddcddd
642
(d+a*)(b+b)d*
11
3
(d+a*)bd*
9
4
db+(d+a*)bd*
a*b*+(d+d)*
bdd
aaadaabd
643
(a*+b*)a*c*
11
3
b*a*c*
8
3
b*((a+b)c+a*)c*
cb*(a*+b*)
bcc
bbaabaac
644
(a+c+b+b)(d*+d*)
13
3
(a+b+c)d*
8
3
b+(a+c+(a+b)d)d*
(a+c+b?)(d*+d+d)
cdd
cdddddcd
645
a*a*(bd+c*)
12
3
a*(bd+c*)
9
3
(aa)*a?(bd+c*)
bd*(a?+c?)
aabd
aaaaaabb
646
(a*+aa)(c+c)*
11
3
a*c*
5
2
a*c*+a?c?
(a+a)*c*c?
ccc
caaccccc
647
(a+d+d+d)b*c?
13
3
(a+d)b*c?
9
3
(a+d)b*(c+bc?)?
a?d*b?(c+c)
abc
dbbbdbb
648
bd*+b*d*
10
3
b*d*
5
2
b*d*+b?b?b?
(b*+bb)(b*+d*)
bdddddd
bdbd
649
(b+d+c+c)(d*+dd)
14
3
(b+c+d)d*
8
3
(b+c+d)d*+(c+d)d
(b?+c+d)(d*+dd)
bdddd
bddddcd
650
(ac+c*)b**
10
3
(ac+c*)b*
9
3
cb?+(ac+c*)b*
a*c*+b**
ccccccbb
aac
651
a*b?(a+b+b?)
12
3
(a*b?(a+b))?
10
4
a?(a*b?(a+b))?
a*(a+b)b*?
ba
bba
652
a*b?b*d?
11
3
a*b*d?
8
3
bb+a*b*d?
(a+d)*+b+b+dd
ab
aaaabdb
653
(b+c?)(d*+d+d)
11
3
(b+c)?d*
7
3
(b+c+(c+d)d)?d*
b*+bc+(b+d)c*
c
dbddd
654
c*d*(d?+d+d)
12
3
c*d*
5
2
c?(ccc*)?d*
(c+c+cc)(c+d)*
ccd
cdcddddd
655
bd+cd+(c+d)*
12
3
bd+(c+d)*
8
3
(b+(d?c)*)d+(c+d)*
(b+b)d?(c*+d*)
dccccdd
cddcdcdb
656
(a+a)*(b*+b+d)
11
3
a*(d+b*)
7
3
ad+a*(d+b*)
(b+b*)(a?+d?)
aabbbb
aaaabaab
657
(bd)*(d*+d+d)
11
3
(bd)*d*
7
3
(bd)*(d*+(bd)*)
(b*+dd)(d+d)*
dddddd
bdbbdddd
658
(a+c)?b*(b+b)
11
3
(a+c)?b*b
9
4
(a+c+c?b)?bb*
(ab+b*)b*c*
abb
abbbbbc
659
(a+a)c*(d*+dd)
13
3
ac*d*
7
3
a(c*(c+dd*))?
a*a?(c+c+d*)
accddddd
acaccc
660
(b*+c?)(cd)*
10
3
(c+b*)(cd)*
9
3
(c+b*(cd)?)(cd)*
b+c+d*+(b+d)*
ccdcd
cddd
661
(a+b)d*+d*+d?
12
3
(a+b)?d*
7
3
ddd?+(a+b)?d*
a*d?+b*b?
bddddd
addb
662
a*(b+b)(a?+d*)
12
3
a*b(a+d*)
9
3
a*b(a+(dd)*d?)
(a?+d?)(b*+b?)
b
aabaaaab
663
a*c*+(b+d)?
10
3
b+d+a*c*
9
3
(b+d+(c+a*a)c*)?
a*b*(b?+cd)
acc
aabaa
664
a?+b+c+(a+c)*
11
3
b+(a+c)*
6
3
b+(a*c)*(ca+a*)
(a*+a?)(bc+c*)
cacaaac
acbcaaa
665
b+a+a+(b+c)*
10
3
a+(b+c)*
6
3
a+c?(bc*+cc)*
a*b*+b?+b+c
cbbcbbb
accbbcb
666
b*b?(b+b+c+d)
13
3
b*(b+c+d)
8
3
b+b*(c+d+b(b+c))
c+b?+(b+d)*
bbbbbb
bbbbdbbb
667
(a+b)d*+c?d*
12
3
(a+b+c)?d*
9
4
c?d+(a+b+c)?d*
(ac+d?)b*?
c
aadddd
668
a*d?+(b+d)d?
12
3
(b+d+a*)d?
9
3
(b+d+a*)d?
a*(a+a)b?d*
aaaaad
aaaadaaa
669
(a+c)d*+c+c+d*
13
3
(a+c)?d*
7
3
(a+c+c?dd)?d*
(a*+a+a)(a+c)d*
adddddd
cdddddcd
670
(a*+a+b)b*c*
12
3
a*b*c*
8
3
bcc+a*b*c*
bc*(a*+c+c)
aabbccc
abbccccb
671
a*+a?+(c+d)*
10
3
a*+(c+d)*
7
3
d*(c(c?d)*)*+a*
a*a*(a+a+c+d)
ddcddddd
addcdccd
672
bbc*d*d?
12
3
bbc*d*
9
3
bb(c*d*+(cc)*)
b?c*+b?d*
bbcc
bbccbcd
673
(b+a+a)c*(c+d)
12
3
(a+b)c*(c+d)
10
3
(a+b)(cc+c*(c+d))
(a+c)d*(b+c+b+c)
accccd
accdccc
674
(a?+a+c)(cd+d*)
13
3
(a+c)?(cd+d*)
11
3
(a+c)(c?d+d*)+d*
a?*+(a+d)c*
ad
addadd
675
(b*+bc)c?*
10
3
b*c*
5
2
b(c+b?b)+b*c*
(c+b*)c*?
c
bcccb
676
(c+c*)d?d?
10
3
c*(dd?)?
8
4
c+(c*(d+cc))?d?
c?d*(c+c+cc)
ccdd
ccdcdd
677
(a+a+c+c)(b+d)*
12
3
(a+c)(b+d)*
8
3
a+(c+a(b+d))(b+d)*
a*d*(b*+c?)
abbbbbd
dadbdd
678
a?+dd+c*d*
12
3
a+c*d*
7
3
a+c*d*+(cc)*d
(a*+c?)(c+d)*
cddddddd
ccacccdd
679
(a+c)c*(c+d)*
11
3
(a+c)(c+d)*
8
3
cc+(a+c)(c+d)*
(a*+c+c)(c*+cd)
cccdddc
ccaccd
680
ab(c+c)+b*c*
13
3
abc+b*c*
11
3
(c+a?b)c+b*c*
a*(a+c)+b*+b+c
bbbbcc
babbb
681
b*(b+d)+bc+c*
13
3
bc+b*d?+c*
12
4
b(c+b*)+b*d+c*
(b+c+c?)(c*+c+d)
bbbbd
bbbbbbcd
682
a*d?(a+c+a+c)
13
3
a*d?(a+c)
9
3
a*(a+c+d(a+c))
da*(a*+c*)
aaaaadc
acaaadc
683
(a?+a+d)(ab+b*)
13
3
(a+d)?(ab+b*)
11
3
(a+d)?((a+b)b+b*)
db*a*a*
dbbb
babb
684
(a+d)d*(ad+d*)
13
3
(a+d)d*(ad)?
11
3
a+(a?d*(a+d))?d
(a+a*)(d*+d*)
dddddd
ddddaa
685
a*c*+(c+c)?
10
3
a*c*
5
2
((ac+a*(a+c))c*)?
(a+a*)a*c*
aaa
aacca
686
c*d*c?(d+d)
12
3
c*d*c?d
10
4
(cd+c*d*)c?d
c*d*+d?dd
ddddcd
ccdccd
687
(b+b+d*)(c?+d*)
12
3
(b+d*)(c+d*)
9
3
(b+(b+d*)(c+d*d))?
dc?+(b+d)*
d
dddbddd
688
(a?+b?)(a?+d*)
11
3
(a+b)?(a+d*)
9
3
ad*+(a+b)?(a+d*)
(aa+d*)b*b*
b
ddaddd
689
(b*+b+b)(b+b+d*)
13
3
b*d*
5
2
bd+(b?d+b*)d*
b*d*d?*
bbdd
dbddddd
690
(d+d*)(a?+b*)
10
3
d*(a+b*)
7
3
d*(a+b*)+d?a
a?d*(b+d+d+d)
dda
dddadb
691
(a+d+bd)(d*+dd)
14
3
(a+b?d)d*
9
4
ad?+(a+b?d)d*
a*d?b*(b+b)
addd
bddddb
692
(a+d+b+d)(b*+bb)
14
3
(a+b+d)b*
8
3
(a+d+(ab)?b)b*
(a+b)*(d+d)?
abbbbbb
bbbbbbba
693
ad*(a?+c+c)
11
3
ad*(a+c)?
9
3
a(dd+d*(a+c)?)
(a?+a?)(a+c)d*
a
aaddddc
694
(bc+c*)(d*+d*)
12
3
(bc+c*)d*
9
3
cc+((b+c*)c)?d*
b*(b+c)(b+b+b+d)
bcdddddd
ccddddc
695
(a+c)*d*d?
10
3
(a+c)*d*
7
3
ac?+(a+c)*d*
a?d*(ac+d*)
dddddddd
dccaaaca
696
cd*(b+b+c*)
11
3
cd*(b+c*)
9
3
c(d*(b+c*)+(dd)*)
(c+d+d)b?d*
cd
cccccbcc
697
(a*+b*)(b?+b+d)
12
3
(a*+b*)(b+d)?
10
3
(a*+b*)d?+a*b?
abd*(b*+bb)
bbbbbb
aaaaaabb
698
(bc+c*)d*d?
12
3
(bc+c*)d*
9
3
bc+(b?c+c*)d*
(d+c?)(b*+b+c)
cddddddd
cbcd
699
c*(a+a+c+d)
10
3
c*(a+c+d)
8
3
c*(d+ca?)+c?a
adc*(d*+d+d)
ca
dccca