1: (0 3 12)

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

2: (3 15 17)

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

3: (14 18 16)

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

4: (12 19 17)

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