1: (4 8 11)

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

2: (7 18 9)

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

3: (4 8 11)

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

4: (0 12 10)

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