T1 R1 | T2 R2 | T1 R1 | T4 R3 |
T1 R1 | T2 R2 | T1 R1 | T4 R3 |
T3 R3 | T1 R1 | T2 R2 | T3 R4 |
T2 R4 | T3 R3 | T3 R3 | T2 R2 |
T4 R4 | T3 R3 | T4 R2 | T1 R1 |