B2ack3ry4ny5r to B2ackn3ry4ny5r

oooooo.o.
.........
........o

B2ack3iy4ityz5e6i to B2ackn3ciy4cityz5e6i

ooooooo.o.
..........
.......o.o

B2ackn3ry4nty5er6i to B2ackn3iry4cnty5er6i

ooo..oo.oo
..........
oo.....o..