B4 b 1

B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1
B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1
B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1B4 b 1