1: (4 9 12)

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

2: (8 13 10)

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

3: (7 20 12)

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

4: (2 17 5)

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