(0 12 7 6 4)(1 20 11)(2 10 8 5 3)(9 15 13)(14 18 16)(17 21 19)
ALLOWS (11/8)-SEQUENCE
1: (0 6 9)

(0 15 13 9 4)(1 20 11)(2 10 8 5 3)(6 12 7)(14 18 16)(17 21 19)
2: (5 10 8)

(0 15 13 9 4)(1 20 11)(2 10 3)(5)(6 12 7)(8)(14 18 16)(17 21 19)
3: (4 13 9)

(0 15 13)(1 20 11)(2 10 3)(4)(5)(6 12 7)(8)(9)(14 18 16)(17 21 19)
4: (1 20 11)

(0 15 13)(1)(2 10 3)(4)(5)(6 12 7)(8)(9)(11)(14 18 16)(17 21 19)(20)