race 1) 6, 2, 7, 4 race 2) 4, 6, 8, 2 race 3) 1, 8, 4, 6 race 4) 4, 8, 9, 2 race 5) 4, 9, 3, 2 race 6) 6, 4, 9, 2 race 7) 9, 2, 1, 11 race 8) 2, 1, 7, 6 race 9) 6, 4, 3, 5
