1: (9 13 20)

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

2: (2 6 13)

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

3: (0 7 5)

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

4: (6 20 8)

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