u o s f f f d g f s |
u u o s s s a d s |
s s s s a d s o |
u o o o i p o |
s s s s a d s o |
u o o o i p o |
p s s p o s o s |
d d d s f d s |
p s s p o s o s |
d d d s f d s |
f s |
f d s p f d s d |
f d s p o f d s p o f d s f |
f d s p p s d d |
f d s d d f f s |
f d s p o f d s p o f d s f