(2, 1, 4, 1, 3, 5, 6, 1, 2, 6, 3)

(2, 1, 4, 1, 3, 5, 6, 1, 2, 6, 3);

(2, 1, 1)

(3, 4, 5, 2, 3, 1, 6, 1, 2, 6, 3);

(3, 2, 1)

(7, 4, 5, 2, 3, 1, 6, 1, 2, 6, 3);

(4, 2)

(7, 6, 1, 2, 3, 1, 6, 1, 2, 6, 3);

(6)

(1, 7, 4, 2, 3, 1, 6, 1, 2, 6, 3)

(1, 4, 1)