(0 8 3)(1 11 5 4 2)(6 10 7 12 9)
ALLOWS (11/8)-SEQUENCE
1: (0 3 8)
(0 3 8)(1 11 5 4 2)(6 10 7 12 9)
2: (1 11 5)
(0 3 8)(1 4 2)(5)(6 10 7 12 9)(11)
3: (6 12 9)
(0 3 8)(1 4 2)(5)(6)(7 12 10)(9)(11)
4: (0 3 8)
(0)(1 4 2)(3)(5)(6)(7 12 10)(8)(9)(11)