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

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

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

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

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