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

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

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

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

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