1: (3 7 12)

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

2: (5 15 8)

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

3: (2 6 4)

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

4: (1 10 7)

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