1: (5 9 12)

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

2: (4 10 6)

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

3: (5 9 12)

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

4: (8 14 11)

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