B | . | T | T | S | . | B | T | . | T | S | . | B | . | T | T | S | . | B | T | . | T | S | . | ||||
r | . | r | l | r | . | r | l | . | l | r | . | r | . | r | l | r | . | r | l | . | l | r | . |
B | . | . | B | S | S | B | . | . | B | S | S | B | . | . | B | S | S | B | . | . | B | S | S | ||||
r | . | . | l | r | l | r | . | . | l | r | l | r | . | . | l | r | l | r | . | . | l | r | l |
B | . | . | T | S | . | B | T | T | T | S | . | B | . | . | T | S | . | B | T | T | T | S | . | ||||
r | . | . | l | r | . | r | l | r | l | r | . | r | . | . | l | r | . | r | l | r | l | r | . |
B | . | S | . | S | . | B | T | . | T | S | . | B | . | S | . | S | . | B | T | . | T | S | . | ||||
r | . | r | . | r | . | r | l | . | l | r | . | r | . | r | . | r | . | r | l | . | l | r | . |