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

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

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

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

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