1: (0 7 10)

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

2: (5 11 8)

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

3: (10 15 18)

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

4: (13 19 17)

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