1: (5 9 12)

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

2: (8 18 9)

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

3: (1 13 11)

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

4: (7 16 10)

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