1: (4 10 11)

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

2: (8 13 10)

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

3: (3 12 5)

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

4: (2 9 7)

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