1: (5 10 14)

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

2: (9 15 12)

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

3: (7 20 14)

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

4: (4 19 6)

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