1: (6 10 13)

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

2: (11 13 17)

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

3: (10 15 12)

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

4: (14 19 16)

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