1: (1 2 5)

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

2: (2 6 13)

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

3: (4 17 7)

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

4: (11 19 16)

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