1: (6 10 11)

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

2: (8 12 10)

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

3: (4 9 7)

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

4: (8 13 11)

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