IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII
GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD