98 steps
wm67698wm67698
signature
1223→2233
rule
{{{1, 2, 3}, {4, 3, 5}, {3, 6}} -> {{4, 5, 1}, {4, 2, 7}, {5, 3, 8}, {1, 9}, {5, 4}}}
{{{1, 2, 3}, {4, 3, 5}, {3, 6}} -> {{4, 5, 1}, {4, 2, 7}, {5, 3, 8}, {1, 9}, {5, 4}}}
make editable copy
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