1: (0 5 6)

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

2: (6 12 19)

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

3: (2 14 10)

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

4: (11 17 13)

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