1: (1 11 15)

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

2: (10 17 13)

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

3: (5 20 15)

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

4: (14 18 16)

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