b b b b b b b b b b b b b b b b b b b b b b b b b 
b b x x x x x x x x x x x x x x x x x x x x 2 b b 
b b x b b b b b b b b b b b b b b b b b b b x b b 
b b x b x x x x x x x x x x x x x x x x x b x b b 
b b x b x x x x x x x x x x x x x x x x x R x b b 
b b x b x x x x x x x x x x x x x x x x x b x b b 
b b x b b x x x x x x x x x x x x x x b b b x b b 
b b x b x x x x x x x x x x x x x x x x x b x b b 
b b x b b b b b b x x x b b b b b b b b b b x b b 
b b x G x x x x x x x x x x x x x x x x x b x b b 
b b x b b b b b b x x x b b b b b b b x b b x b b 
b b x b x x x x x x x x x x x x x x x x k b x b b 
b b x b b b b b b x x b b b b b b b b b b b x b b 
b b x b b b b b b x x x b b b b b b b b b b x b b 
b b x b x x x x x x x x x x x x x x x x x b x b b
b b x b b b b b b x x b b b b b b b b b x b x b b 
b b x b 1 x x x x x x x x x b x x x x x x b x b b
b b x b b x x x x x x x x x b x b b b b b b x b b 
b b x b x x x x x x x x x x b x x x x x x b x b b 
b b x b b b b b b x b b b b b b b b b b x b x b b 
b b d x x x x x x x x x x x x x x x x x x b x b b 
b b b b b b b b b x b b b b b b b b b b b b x b b
b b x x x x x x x x x x x x x x x x x x x x h b b 
b b b b b b b b b x b b b b b b b b b b b b b b b 
b b b b b b b b b x b b b b b b b b b b b b b b b 
