1: (2 5 6)

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

2: (5 8 18)

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

3: (1 16 3)

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

4: (13 19 17)

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