1: (0 3 5)

(0)(1 17 12 9 7)(2 8 6)(3 20 16 14 5 10 4)(11 15 13)(18 21 19)

2: (4 5 10)

(0)(1 17 12 9 7)(2 8 6)(3 20 16 14 5)(4)(10)(11 15 13)(18 21 19)

3: (1 17 7)

(0)(1)(2 8 6)(3 20 16 14 5)(4)(7 12 9)(10)(11 15 13)(17)(18 21 19)

4: (2 8 6)

(0)(1)(2)(3 20 16 14 5)(4)(6)(7 12 9)(8)(10)(11 15 13)(17)(18 21 19)