YES bcax1abax1aaax1cccx1aaax1abax1ccax1cacx1babx1bccx1cabx1acbx12.1acbx1abax1aaax1cccx1aaax1abax1accx1cacx1babx1ccbx1bacx1bcax1acbacbx1abax1aaax1abax1aaaax1acccx1caaax1ccccx1baaax1bcccx1bacx1bcax1aaccx1acacx1caccx1ccacx1baccx1bcacx1ababx1accbx1cbabx1cccbx1bbabx1bccbx1accbbax1abbaaax1accbbcx1abbaacx1accbbbx1abbaabx1aaaaaax1abbaaax1aaaaacx1abbaacx1aaaaabx1abbaabx1aaaaaaaax1accccccax1aaaaaaacx1acccccccx1aaaaaaabx1accccccbx1caaaaaaax1cccccccax1caaaaaacx1ccccccccx1caaaaaabx1cccccccbx1baaaaaaax1bccccccax1baaaaaacx1bcccccccx1baaaaaabx1bccccccbx1baaccax1bccaaax1baacccx1bccaacx1baaccbx1bccaabx1aaaccccax1accaaccax1aaacccccx1accaacccx1aaaccccbx1accaaccbx1caaccccax1cccaaccax1caacccccx1cccaacccx1caaccccbx1cccaaccbx1baaccccax1bccaaccax1baacccccx1bccaacccx1baaccccbx1bccaaccbx1abbaabbax1accccbbax1abbaabbcx1accccbbcx1abbaabbbx1accccbbbx1cbbaabbax1cccccbbax1cbbaabbcx1cccccbbcx1cbbaabbbx1cccccbbbx1bbbaabbax1bccccbbax1bbbaabbcx1bccccbbcx1bbbaabbbx1bccccbbbx11ac121cb1441ba1820ab1520aa1620bc111bb1019cc1316ca1729AProVEAProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Statistics for single proof: 100.00 % (5 real / 0 unknown / 0 assumptions / 5 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe