
5 steps
wm4168wm4168
signature
22→52
rule

{{{1, 2}, {2, 3}} -> {{4, 5}, {4, 5}, {1, 4}, {2, 4}, {3, 4}}}
{{{1, 2}, {2, 3}} -> {{4, 5}, {4, 5}, {1, 4}, {2, 4}, {3, 4}}}