1: (5 9 12)

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

2: (11 12 14)

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

3: (4 10 8)

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

4: (2 12 9)

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