gggggggggggggffffffffffffggggggggggggfffffffffffff
fgggggggggggffffffffffffffffgggggggggggfffffffffff
fffggggggggfffffffffgggggggggggggggggggggggggfffff
fffffffffffffffffffffffffffffffffffffffffffffffggg
gggggggggggggggggggggggggggggggggggfffffggggggffff
ffffffffffffgggggggggggggggggggfdfffffffffffffffff
ffffffffffffffffffffffgggggggggggggggggggggggggggg