1: (3 5 10)

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

2: (4 11 9)

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

3: (2 7 10)

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

4: (6 14 8)

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