1: (0 7 10)

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

2: (6 11 8)

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

3: (10 15 18)

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

4: (14 19 16)

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