....?....
.........
.........
!!!!-!!!!
v.......g
G.......V
!!!!-!!!!
.........
....?....

ggggggggg
ggggggggg
ggggggggg
.........
.........
.........
.........
vvvvvvvvv
vvvvvvvvv

M# But not all
M#merges are
M#safe.

1# Note:
1#secondary colors
1#g, v, o, i
1#are volatile

2# And don't like
2# colors too
2# different
2# from their own