aaaaaaaaaaaaaaaaaaaaaaaa
bbbbbbbbbbbbbbbbbbbbbbbb
cccccccccccccccccccccccc
dddddddddddddddddddddddd
eeeeeeeeeeeeeeeeeeeeeeee
fffffffffffffffffffffffffffffffffffffff
bbbbbbbbbbbbbbbbbbbbbbbb
cccccccccccccccccccccccc
dddddddddddddddddddddddd
eeeeeeeeeeeeeeeeeeeeeeee
fffffffffffffffffffffffffffffffffffffff