1: (3 7 11)

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

2: (6 14 8)

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

3: (4 15 11)

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

4: (2 12 10)

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