B2ackn4cntyz5r to B2ackn3i4cntyz5r6i

o.oo.o..o.
..........
.........o

B2ackn3r4cnyz5e6i to B2ackn3r4cnyz5e6i

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

B2ackn3ir4cny5r6i to B2ackn3ir4cny5r6i

ooo.o.o..o.
...........
.....o..o.o

B2ackn3ir4cny6i to B2ackn3ir4cny6i

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

B2ack3c4ny5r to B2ack3c4ny5r

ooo..ooo.o.
...........
...o....o.o

B2ackn3i4ctyz5e6i to B2ackn3i4ctyz5e6i

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