1: (5 10 19)

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

2: (4 11 7)

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

3: (1 16 10)

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

4: (2 20 18)

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