YES aacx1cccx1acbx1aacx1bcax1babx1abcx1bacx1bcbx1abcx1acbx1ccbx12.1acbacbx1aacx1bcax1babx1aaacx1acccx1caacx1ccccx1baacx1bcccx1aabcx1abacx1cabcx1cbacx1babcx1bbacx1abcbx1aabcx1cbcbx1cabcx1bbcbx1babcx1aacbx1accbx1cacbx1cccbx1bacbx1bccbx1accbbax1aaaccax1accbbcx1aaacccx1accbbbx1aaaccbx1bccaaax1baabbax1bccaacx1baabbcx1bccaabx1baabbbx1aaaaaccax1accccccax1aaaaacccx1acccccccx1aaaaaccbx1accccccbx1caaaaccax1cccccccax1caaaacccx1ccccccccx1caaaaccbx1cccccccbx1baaaaccax1bccccccax1baaaacccx1bcccccccx1baaaaccbx1bccccccbx1aaabbccax1abbaaccax1aaabbcccx1abbaacccx1aaabbccbx1abbaaccbx1caabbccax1cbbaaccax1caabbcccx1cbbaacccx1caabbccbx1cbbaaccbx1baabbccax1bbbaaccax1baabbcccx1bbbaacccx1baabbccbx1bbbaaccbx1abbccbbax1aaabbccax1abbccbbcx1aaabbcccx1abbccbbbx1aaabbccbx1cbbccbbax1caabbccax1cbbccbbcx1caabbcccx1cbbccbbbx1caabbccbx1bbbccbbax1baabbccax1bbbccbbcx1baabbcccx1bbbccbbbx1baabbccbx1aaaccbbax1accccbbax1aaaccbbcx1accccbbcx1aaaccbbbx1accccbbbx1caaccbbax1cccccbbax1caaccbbcx1cccccbbcx1caaccbbbx1cccccbbbx1baaccbbax1bccccbbax1baaccbbcx1bccccbbcx1baaccbbbx1bccccbbbx11ac101cb115ba132aa161ca144bc122cc171bb182ab152AProVEAProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Statistics for single proof: 100.00 % (4 real / 0 unknown / 0 assumptions / 4 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe