1: (1 3 10)

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

2: (0 4 2)

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

3: (3 19 8)

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

4: (9 20 11)

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