1: (6 9 12)

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

2: (3 9 8)

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

3: (7 15 10)

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

4: (2 13 11)

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