B 4 28

B 4 28B 4 28B 4 28B 4 28
B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28
B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28
B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28
B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28B 4 28