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

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

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

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

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