11 steps
wm59642wm59642
signature
1223→4243
rule
{{{1, 2, 3}, {3, 4, 5}, {4, 6}} -> {{7, 8, 8}, {9, 3, 7}, {9, 10, 2}, {11, 6, 9}, {11, 5}, {5, 8}, {10, 8}, {3, 6}}}
{{{1, 2, 3}, {3, 4, 5}, {4, 6}} -> {{7, 8, 8}, {9, 3, 7}, {9, 10, 2}, {11, 6, 9}, {11, 5}, {5, 8}, {10, 8}, {3, 6}}}
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