1: (1 4 6)

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

2: (4 8 14)

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

3: (7 17 9)

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

4: (13 19 16)

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