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 |
|---|---|---|---|---|---|---|---|---|---|---|
300 | (b+c)*+c+d+cd | 12 | 3 | c?(d+(b+c)*) | 9 | 4 | c?(d+b?c)+(b+c)* | b*d*+b+d+c* | bbbccc | bccbcdcb |
301 | (ac+b+c)c*? | 11 | 3 | (b+a?c)c* | 9 | 4 | (b+a?c)c* | (a?+a+a)(a+b)c* | ccc | bccccbc |
302 | a*c*+a+a+b+d | 13 | 3 | b+d+a*c* | 9 | 3 | b+d+a*c*+a?c | a*d*+b+c+c* | cccccc | acdc |
303 | (c+a+b)b?* | 9 | 3 | (a+b+c)b* | 8 | 3 | cbb+(a+b+c)b* | (ab+c?)b** | a | acb |
304 | a*b?+a*d* | 11 | 3 | a*(b+d*) | 7 | 3 | a(dd)?+a*(b+d*) | (a*+ad)b*b* | aaaaaadd | bddddd |
305 | a?b*(a+a)d* | 12 | 3 | a?b*ad* | 10 | 4 | (a+(ab)?b*)ad* | a*(b?+d+d) | abbbbad | bbabddd |
306 | b?d*(c?+d?) | 11 | 3 | b?d*c? | 8 | 3 | (bdd+b?d*)c? | (b*+b*)(c*+d*) | ddddddc | dcd |
307 | a?d*(c+d)* | 10 | 3 | a?(c+d)* | 7 | 3 | dcc*+a?(c+d)* | da*(a+d+c*) | dcddcdc | ccacddcd |
308 | a?b*b?(c+d) | 12 | 3 | a?b*(c+d) | 9 | 3 | a?(b*(c+d)+b?c) | (a+a+c)(b+d)d* | abbbbbbc | bbbbbcd |
309 | (bb+b+d)(d*+d+d) | 14 | 3 | b?(b+d)d* | 9 | 3 | b(bd*)?+(b+d)d* | (b*+bd)d*dd | b | bddddbdd |
310 | a*(c+c)(a+a)* | 11 | 3 | a*ca* | 7 | 3 | a*ca*+(aa)*c | cc*a*a? | aaaaaca | acaaaaca |
311 | (c+b+d)(c*+cc) | 12 | 3 | (b+c+d)c* | 8 | 3 | (b+c+d)c*+(b+d)c | (d+b+b)c*d? | c | bcbccccc |
312 | (c+a+b)(a*+a?) | 11 | 3 | (a+b+c)a* | 8 | 3 | b+c+(b+c)?aa* | a?(b+b)b?c* | aaa | bbaaaa |
313 | (b+b)*(bc+c*) | 11 | 3 | b*c* | 5 | 2 | (b(bcc+b*))?c* | (b+c)*c?(c+c) | bbcc | bbbbbcbb |
314 | a?d*(a+b+a+b) | 13 | 3 | a?d*(a+b) | 9 | 3 | ((a+a?d)d*)?(a+b) | a?d?b*? | db | dddad |
315 | ab(c+c)+(a+d)* | 12 | 3 | abc+(a+d)* | 10 | 3 | a(d+bc)+(a+d)* | a?(d+d)b*c? | adadaaa | dcadaaa |
316 | (a+b)b*+a+b+d* | 13 | 3 | a?b*+d* | 8 | 3 | a?b*+b?b?+d* | (b+a?)d?* | abb | bdd |
317 | a+a*+a*(b+c) | 11 | 3 | a*(b+c)? | 7 | 3 | (a*(a+b+c)+a?c)? | (b+a+b)(b*+c*) | b | aaacaaaa |
318 | ab+c+c+(b+c)* | 12 | 3 | ab+(b+c)* | 8 | 3 | (a+cb*)?b+(b+c)* | (ab+c+c)* | ccbbbcb | ccccacc |
319 | ad+b?+(c+d)* | 11 | 3 | b+ad+(c+d)* | 10 | 3 | b+(a+dc)d+(c+d)* | (a+d)c*(b+b)? | cddcddc | dccdaddc |
320 | dd*(a*+b+b) | 11 | 3 | dd*(b+a*) | 9 | 3 | d(d*(b+da*)+a*) | a?*(b?+bd) | ddddaa | dddaddd |
321 | (a+c+b+d)d?* | 11 | 3 | (a+b+c+d)d* | 10 | 4 | (a+b+c+b?d)d* | (a+c*)b*(d+d) | dddddd | ccdddd |
322 | a*d*+a?+d+d | 12 | 3 | a*d* | 5 | 2 | a*(add*)?+d* | a?d*(a+a)d* | aaaaaaa | adaddddd |
323 | ad+ad+(c+d)* | 12 | 3 | ad+(c+d)* | 8 | 3 | (a+dc)?d+(c+d)* | (a+c)d*+c+c+d* | cdddcddc | ccccacd |
324 | (c+c*)(a+b)(a+c) | 12 | 3 | c*(a+b)(a+c) | 10 | 3 | ac+c*(a+b)(a+c) | bb*+(a+c)b* | ccac | acccccaa |
325 | a?b?(d*+d?) | 11 | 3 | a?b?d* | 8 | 3 | ab?+a?b?d* | a*d?(b+d+d*) | abdd | dbd |
326 | b?*d?d? | 9 | 3 | b*(dd?)? | 8 | 4 | b?(b*d)?d?+b* | (bb)*d** | bbbb | bbbbbdbb |
327 | a?(b+d)b*? | 10 | 3 | a?(b+d)b* | 9 | 3 | a?(db*+(d+b*)b) | a**(a+b)d* | adbbbbb | add |
328 | a*c?d*d* | 11 | 3 | a*c?d* | 8 | 3 | (a(a+c)+a*c?)d* | (a+a*)(c*+c+d) | cddd | cda |
329 | (a*+a+b)(a+a)b* | 13 | 3 | (b+a*)ab* | 9 | 4 | (ab+(b+a*)a)b* | a*(a+b)+b*+b+b | babb | aaabaaab |
330 | (c+c?)(b+d)c* | 11 | 3 | c?(b+d)c* | 9 | 3 | c?(dc+(b+d)c*) | (b*+b?)(c*+d?) | dccccc | ccd |
331 | d+b*+a*d* | 10 | 3 | a*d*+b* | 8 | 3 | ad?+a*d*+b* | (a+d*)a*(a+b) | aaadddd | bdddddd |
332 | (b+b*)(a+d)? | 9 | 3 | b*(a+d)? | 7 | 3 | (ba?+b*(a+b+d))? | (a*+b?)(b+b+d?) | bbabbbbb | |
333 | b*b?(b+c+c*) | 12 | 3 | b*c* | 5 | 2 | (bb+(c+b*b)c*)? | (b*+c+c)(c?+cc) | bbbbbbbc | bbbbcb |
334 | (bd+d*)(c*+c+c) | 13 | 3 | (bd+d*)c* | 9 | 3 | bd+(bd+d*)c* | b*+d*+(c+d)* | cccc | dddbd |
335 | (ac+b*)* | 7 | 3 | (b+ac)* | 6 | 3 | (ac+(b(ac)*)?b)* | (c+c*)(a*+bc) | acbacbac | bbabcb |
336 | (b?+c*)(d+d)* | 10 | 3 | (b+c*)d* | 7 | 3 | (b+c*)d*+c*dd | bbc*d*d? | ccccdd | ccdddbd |
337 | a+d+d+b*c* | 11 | 3 | a+d+b*c* | 9 | 3 | a+d+(bb)*b?c* | a?(b+c)(d*+d?) | bccc | acc |
338 | a*(c+c)(a?+b?) | 12 | 3 | a*c(a+b)? | 9 | 3 | a*c(a+b)?+a?c | (aa+c*)(a+b)* | aaaac | abb |
339 | (a*+ab)(d*+dd) | 13 | 3 | (ab+a*)d* | 9 | 3 | ad+(ab+a*)d* | (a?+a+d)(ab+b*) | abd | ddbd |
340 | (a+b+b+c)(c+c)* | 12 | 3 | (a+b+c)c* | 8 | 3 | (a+b+(bc)?c)c* | (a*+aa)(a+c+bc) | ccc | acbcc |
341 | (a*+b*)d*d? | 11 | 3 | (a*+b*)d* | 8 | 3 | (a*+b*)d*+a*d? | (a+a*)b*d? | aaaadd | aaaaada |
342 | a*a*(b+d+c+d) | 13 | 3 | a*(b+c+d) | 8 | 3 | aad+a*(b+c+d) | (b+b*)(a+d+b+c) | aaab | aaaacab |
343 | a+d*+(a+b)d* | 11 | 3 | (a+b)?d* | 7 | 3 | (b+(a+b?d)d*)? | a?(a+d)+b*d? | bddd | abdddddd |
344 | (ad)?+(b+d)* | 9 | 3 | ad+(b+d)* | 8 | 3 | (a+d*d)d+(b+d)* | (d+a*)(b+b)d* | bbddddbb | abdddbbd |
345 | (b?+d?)(b+c+c*) | 12 | 3 | (b+d)?(b+c*) | 9 | 3 | (b+d)?(b+c*) | (b+d+d?)(c*+c+c) | d | cccb |
346 | c*(a?+a+b) | 9 | 3 | c*(a+b)? | 7 | 3 | cc?a+c*(a+b)? | (a?+b*)(b*+bc) | cccccccc | cccccbca |
347 | a*+c*+(a+b)c* | 12 | 3 | (a+b)?c*+a* | 10 | 4 | a(a*+c*)+b?c* | (a*+c+c)b*c* | aaaaaaa | caccccc |
348 | b+b+d+(a+b)* | 10 | 3 | d+(a+b)* | 6 | 3 | d+b?(ab?+bb)* | (a+b)b*(b+b+d+d) | baababab | aaadaab |
349 | (b*+d?)(b+b)c* | 12 | 3 | (d+b*)bc* | 9 | 4 | bb+(d+b*)bc* | b?*(c+d)d? | bbb | bdbccc |
350 | a*d*+b+c+c* | 12 | 3 | b+a*d*+c* | 10 | 4 | b+a*(a+dd*)+c* | (a+c)(a+d)b*b* | aaaaaa | ddadddd |
351 | a*a?(c+c+d*) | 12 | 3 | a*(c+d*) | 7 | 3 | a?(ad+a*(c+d*)) | a?*(c?+d+d) | aaaddd | adadddd |
352 | b*d*+c*+d* | 11 | 3 | b*d*+c* | 8 | 3 | (d+b*b)d*+c* | (b+c+c*)(d+d)* | bbbbbdd | ddcdddd |
353 | (ad+c?)b*b? | 12 | 3 | (c+ad)?b* | 9 | 4 | ad+(c+ad)?b* | (a+b+bd)(c*+c*) | cbbbb | cab |
354 | (a+a+b?)c?d* | 12 | 3 | (a+b)?c?d* | 10 | 4 | cd+(a+b)?c?d* | (a+b+bd)(c*+cc) | cddddd | dddbdddd |
355 | (a*+d+d)(a+a+c*) | 13 | 3 | (d+a*)(a+c*) | 9 | 3 | da?+(d+a*)c* | (a+d)d*(c+c+d*) | aaaac | ccccacc |
356 | (c+c*)(a+b)d? | 11 | 3 | c*(a+b)d? | 9 | 3 | (cc)*c?(a+b)d? | (ad+c?)b*b? | ccccccca | cbcccbd |
357 | (a+c+b*)(c*+c+c) | 13 | 3 | (a+b*)c* | 7 | 3 | (a+b*)c*+(b+c)?c | (a*+b*)c*? | b | bcbbcccc |
358 | (ad)*(b*+bb) | 11 | 3 | (ad)*b* | 7 | 3 | (ad)*b*+b?b? | a*(a+a)(a+b+d?) | b | adbdadb |
359 | (a+b+ac)c*d* | 13 | 3 | (a+b)c*d* | 9 | 3 | (b+(a+bc)c*)d* | (a+d)(b+b)+(b+c)* | bccc | bacd |
360 | b*d*+bb+cc | 13 | 3 | cc+b*d* | 9 | 3 | bb?+cc+b*d* | (b+c)d*+d*dd | d | bbbbbcdd |
361 | (a+c+cc)b*b* | 13 | 3 | (a+cc?)b* | 9 | 4 | (a+c(c+c?b)?)b* | (a+a+c*)(b*+c*) | cc | ccbbbba |
362 | (a+a)d*(b*+d*) | 12 | 3 | ad*b* | 7 | 3 | a(d*b*+(dd)?b) | a*a*(ad+b?) | adbbbbb | adddbdb |
363 | a*(a+b)(c?+c?) | 12 | 3 | a*(a+b)c? | 9 | 3 | (a*(a+b)+a?a)c? | (c+b+b)(a+b)c* | aaaaaabc | caaa |
364 | a*d*+bb+d+d | 13 | 3 | bb+a*d* | 9 | 3 | bb+(aa)*a?d* | (a*+ab)b*(b+d) | addddddd | aaabdddd |
365 | a*(b+c)(a+a+c+c) | 14 | 3 | a*(b+c)(a+c) | 10 | 3 | ca+a*(b+c)(a+c) | (a*+b+c)c*(c+c) | ca | aaabaaba |
366 | a**(a+c+b+c) | 11 | 3 | a*(a+b+c) | 8 | 3 | a*(a+b+c)+a?a | b+a?+(b+c)* | aaaaa | abaaaaa |
367 | (a+a+ac)(c+d)* | 12 | 3 | a(c+d)* | 6 | 3 | a((cd?)*d)*c* | c+a+c+a*d* | adcccccc | daddcc |
368 | ba*b*b? | 10 | 3 | ba*b* | 7 | 3 | b(a*b*+(bb)*) | a*(a+b)+a*bb | baaaa | baabaabb |
369 | a?(a+a)b?c* | 12 | 3 | aa?b?c* | 10 | 4 | a((a+a?(b+c))c*)? | a?c?(b*+b*) | abcccccc | aaccca |
370 | a*d*+ac+c+c | 13 | 3 | a?(c+a*d*) | 10 | 4 | c+a(c+d)?+a*d* | (a+d)c*(d?+d?) | aaadd | aaacad |
371 | a*(a+c)(a*+c?) | 12 | 3 | a*(a+c(c+a*)) | 11 | 5 | a*(c(c+a*)+c?a) | c*(aa+a+c) | aacaaaa | caaaaaac |
372 | abd*(b*+bb) | 13 | 3 | abd*b* | 9 | 3 | ab(d*b*+(dd)*) | (b+b+d)(a*+d*) | abddddbb | abbdddb |
373 | (ad)*(b*+b+c) | 11 | 3 | (ad)*(c+b*) | 9 | 3 | bb?+(ad)*(c+b*) | a*b*+c+d+d? | adadc | dadadbbb |
374 | (a+a)ab+(b+d)* | 12 | 3 | aab+(b+d)* | 10 | 3 | aab+(b+d)* | (a*+a+b)d*d? | bdbbbddb | dbbdbabd |
375 | a?b*(a+b)? | 10 | 3 | a?b*a? | 8 | 3 | a?(b*(a+b))?+b* | a*+b?+a?b* | aba | ababb |
376 | (a+d)d*b*? | 10 | 3 | (a+d)d*b* | 9 | 3 | (a+d)d*b*+d*d | (a?+b+b)b*d* | addddbbb | adbbab |
377 | (b+c)(b+c)(d*+d+d) | 14 | 3 | (b+c)(b+c)d* | 10 | 3 | (b+c)(cd+(b+c)d*) | (c+c?)(b+d)d* | bcddddd | dbbd |
378 | d(a+d)+b*d* | 11 | 3 | da+b*d* | 9 | 3 | da+b*(bd)?d* | bb*+a?d* | bbbbbbbb | bbbbabbb |
379 | b*d*+b+c+c? | 12 | 3 | c+b*d* | 7 | 3 | c+(b*(b+d))?d* | (b*+c+d)c*d? | bbbbbb | bbbbddc |
380 | bb+c*+(b+d)* | 11 | 3 | c*+(b+d)* | 7 | 3 | (b+d(b+d))*d*+c* | (b+d+c+c)d?* | bdddbd | ddbdbbc |
381 | a(c+c)+a*c* | 11 | 3 | a*c* | 5 | 2 | (aa?c+a*)c* | a*(a+c)(a*+c?) | ccc | caa |
382 | (b+c+dd)(d*+dd) | 14 | 3 | (b+c+dd)d* | 10 | 3 | b+(c+(b+c+d)d)d* | (b+d)c*d*? | bdddddd | cbdddd |
383 | a*d*+b+d+d? | 12 | 3 | b+a*d* | 7 | 3 | b+(a+d)d+a*d* | (a+a+b?)(b+b+d*) | aaaaa | aabadd |
384 | (a+a)?(a+b)c* | 11 | 3 | a?(a+b)c* | 9 | 3 | (b+a(a+b)?)c* | (a+a*)(b*+c?) | accccc | bcca |
385 | a+b?+a*d* | 10 | 3 | b+a*d* | 7 | 3 | b+a*(add+d*) | (a?+bb)(d+d)* | addddd | aaadda |
386 | (b*+bd)d** | 10 | 3 | b*d* | 5 | 2 | (b*(b+ddd))?d* | (d+d*)(b?+bd) | bbbbbbbd | bdbddddd |
387 | (a*+c?)(c+d)* | 10 | 3 | a*(c+d)* | 7 | 3 | aac*+a*(c+d)* | (a+d)d*+c*? | aaaaccd | cadddccc |
388 | a*(b?+d+d) | 9 | 3 | a*(b+d)? | 7 | 3 | (aa)*(a?(a+b+d))? | b(a+a)a*d* | aaaaaaad | aaaabab |
389 | (a+a+c*)(cd+d?) | 13 | 3 | (a+c*)(c?d)? | 10 | 4 | a(cd)?+(a+c*)d? | (a+a)*c?d? | d | ccdcd |
390 | (b+c+d)(c*+cc) | 12 | 3 | (b+c+d)c* | 8 | 3 | dcc+(b+c+d)c* | b*d*(c*+c?) | cc | cdccc |
391 | a?(d+d)b*c? | 12 | 3 | a?db*c? | 10 | 4 | (ad+a?db*)c? | (a+b)c*(a+d+d+d) | ad | dbbabb |
392 | (d+c?)(b*+b+c) | 11 | 3 | (c+d)?(c+b*) | 9 | 3 | cb*+(c+d)?(c+b*) | b?cc+(c+d)* | dbbbb | dbbbdb |
393 | cd*(a?+a+b) | 11 | 3 | cd*(a+b)? | 9 | 3 | cd*(a+b+db?)? | (c+a*)(b*+b+d) | cb | cdac |
394 | (b+a+a)b*c? | 11 | 3 | (a+b)b*c? | 9 | 3 | (a+b)b*c?+b?b | (a*+b*)(a+c+a+c) | bbc | ababbbc |
395 | (a+d)(c+d)d?* | 11 | 3 | (a+d)(c+d)d* | 10 | 3 | (a+d)(c+c?dd*) | ac*(a?+d*) | dcddd | acdddadd |
396 | (a*+b+d)d*d? | 12 | 3 | (b+a*)d* | 7 | 3 | aad+(b+a*)d* | a?(b+d)b*? | aad | aadadd |
397 | (a+b+ab)b*(b+d) | 14 | 3 | (a+b)b*(b+d) | 10 | 3 | (a+b)(bd+b*(b+d)) | add*(b*+d?) | abd | abbbda |
398 | (a+d)b*d*d* | 12 | 3 | (a+d)b*d* | 9 | 3 | (a+d)(b*(b+d*d))? | (a+a+d+d)(a+d)b* | ddddd | babbbddd |
399 | (b*+d*)(c+d+c+d) | 13 | 3 | (b*+d*)(c+d) | 9 | 3 | ((bb)*b?+d*)(c+d) | (d+b+d)(c*+d*) | bbbbbd | bbbbbbcd |
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