1: (1 5 10)

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

2: (4 12 6)

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

3: (9 16 11)

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

4: (3 7 10)

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