1: (0 8 13)

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

2: (7 14 9)

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

3: (6 18 13)

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

4: (12 19 17)

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