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

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

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

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

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