[{(1, 2), (3, 5), (4, 9), (6, 10), (7, 8)},
{(1, 2), (3, 7), (4, 9), (5, 6), (8, 10)},
{(1, 2), (3, 7), (4, 6), (5, 10), (8, 9)},
{(1, 2), (3, 8), (4, 5), (6, 10), (7, 9)},
{(1, 3), (2, 5), (4, 8), (6, 9), (7, 10)},
{(1, 3), (2, 7), (4, 8), (5, 6), (9, 10)},
{(1, 3), (2, 7), (4, 5), (6, 10), (8, 9)},
{(1, 3), (2, 9), (4, 10), (5, 7), (6, 8)},
{(1, 3), (2, 10), (4, 8), (5, 7), (6, 9)},
{(1, 3), (2, 10), (4, 7), (5, 9), (6, 8)},
{(1, 4), (2, 5), (3, 7), (6, 9), (8, 10)},
{(1, 5), (2, 3), (4, 9), (6, 7), (8, 10)},
{(1, 5), (2, 4), (3, 8), (6, 7), (9, 10)},
{(1, 5), (2, 6), (3, 8), (4, 10), (7, 9)},
{(1, 5), (2, 7), (3, 4), (6, 8), (9, 10)},
{(1, 6), (2, 3), (4, 8), (5, 7), (9, 10)},
{(1, 6), (2, 9), (3, 10), (4, 8), (5, 7)},
{(1, 6), (2, 10), (3, 8), (4, 9), (5, 7)},
{(1, 6), (2, 10), (3, 9), (4, 7), (5, 8)},
{(1, 7), (2, 4), (3, 8), (5, 9), (6, 10)},
{(1, 7), (2, 9), (3, 5), (4, 6), (8, 10)},
{(1, 7), (2, 10), (3, 6), (4, 9), (5, 8)},
{(1, 8), (2, 6), (3, 10), (4, 9), (5, 7)},
{(1, 8), (2, 7), (3, 10), (4, 6), (5, 9)},
{(1, 8), (2, 9), (3, 7), (4, 6), (5, 10)},
{(1, 8), (2, 10), (3, 5), (4, 9), (6, 7)},
{(1, 9), (2, 5), (3, 7), (4, 6), (8, 10)},
{(1, 9), (2, 6), (3, 5), (4, 7), (8, 10)},
{(1, 9), (2, 7), (3, 8), (4, 6), (5, 10)},
{(1, 9), (2, 7), (3, 10), (4, 5), (6, 8)},
{(1, 9), (2, 7), (3, 6), (4, 10), (5, 8)},
{(1, 9), (2, 8), (3, 6), (4, 7), (5, 10)},
{(1, 10), (2, 4), (3, 5), (6, 8), (7, 9)},
{(1, 10), (2, 5), (3, 9), (4, 8), (6, 7)},
{(1, 10), (2, 8), (3, 7), (4, 5), (6, 9)}]