1: (8 10 11)

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

2: (0 4 11)

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

3: (1 20 6)

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

4: (4 12 10)

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