B1 4

B1 4B1 4B1 4B1 4
B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4
B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4
B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4
B1 4B1 4B1 4B1 4B1 4B1 4B1 4B1 4