[(0, 7), (6, 7), (9, 7), (4, 5), (10, 3), (3, 2)]
[(0, 7), (2, 7), (8, 5), (1, 4), (6, 2)]
[(0, 8), (9, 8), (4, 5), (7, 5), (3, 3), (2, 2)]
[(0, 8), (2, 7), (8, 5), (1, 5), (4, 4), (9, 2)]
[(0, 9), (2, 11), (8, 9), (6, 7), (6, 5), (12, 5), (4, 3), (1, 2)]
[(0, 9), (2, 9), (8, 7), (6, 5), (1, 4), (6, 2)]
[(0, 10), (6, 10), (9, 10), (4, 7), (5, 7), (2, 4), (1, 3), (1, 2)]
[(0, 10), (2, 9), (8, 7), (1, 5), (1, 7), (2, 4), (7, 2)]
