There are 14 ways to do it.
{11, 1, 1}, {10, 2, 1}, {9, 3, 1}, {9, 2, 2}, {8, 4, 1}, {8, 3, 2}, {7, 5, 1},
{7, 4, 2}, {7, 3, 3}, {6, 6, 1}, {6, 5, 2}, {6, 4, 3}, {5, 5, 3}, {5, 4, 4}
{11, 1, 1}, {10, 2, 1}, {9, 3, 1}, {9, 2, 2}, {8, 4, 1}, {8, 3, 2}, {7, 5, 1},
{7, 4, 2}, {7, 3, 3}, {6, 6, 1}, {6, 5, 2}, {6, 4, 3}, {5, 5, 3}, {5, 4, 4}