abbd ba e fcca
ad c e abb d e b a e
eb d a b bb
baa f e b b f f af
fbc e b f b e c e fb ca
d f c a c dbab c a
aea a a bda aed dd eae
d f f b a c d b d edf eb
e ab d d e e c
b bc de f ec bf aea d c e
