1 1-2 1-7 2-1 2-3 2-6 3-1 3-5 4-1 4-3 4-4 5-1 5-7 6-2 6-3 6-5 1-1 1-2-1 1-6 2-1-1 2-4-1 2-5 3-1-1 3-7 4-1-1 4-4-1 4-5-1 5-1-1 5-6 6-1 6-5-1 6-6-1 1-1-1 1-4-1 1-6-1 2-1-2 2-4-2 3-2-1 3-4 4-1-2 4-6 5-2 5-3 5-4-1