1: (3 6 7)

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

2: (7 11 14)

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

3: (10 19 12)

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

4: (6 14 9)

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