 
                   18 steps
wm4525wm4525
               
                       signature
                   
                   23→33
                       rule
                   
                    
                       {{{1, 2, 3}, {4, 3, 5}} -> {{6, 5, 6}, {6, 4, 3}, {2, 1, 6}}}
{{{1, 2, 3}, {4, 3, 5}} -> {{6, 5, 6}, {6, 4, 3}, {2, 1, 6}}}