14 19 96 13
BBBAABBBBBBBBABABAB
BBABBAAAABBBBBBBABA
ABAAABBBABBBABBBBBA
AAAABBABAAABBBAAABA
ABABABAABBAAAAAAABB
BAABAABABAABAAAABBA
ABBAAABAABAAAABAABB
BBBBABAAAAABABAAABB
ABBAAAABBAAAAAAAABA
BBAAAAABBBBABBAAAAA
BBABABABBABABBAAAAA
ABBBBBABAABAAABBBAB
AABAABBABAAABABBABB
ABAAABAAAAAABBBBABB