In the City of the Ghosts (Why the Interpreter does not understand ?)

This one was another case where Detective Man could not reach final results easily. There was an Interpreter that could not understand a coin of what he needed to.
How to face this problem ? Thought Man for a moment that last more than one minute, when your eyes focused in the tree was in your front, realize that everything has its tree. Maybe this Interpreter's tree is a clue to find out why he did not understand. And then started to iterate for all the tree of that person. How to deal with a tree ? Better question. How to deal with someone that need a tree ? At that moment Man realized that the tree must have in every leaf its history, its actions, its events, its skills, etc. To have a set of actions in every tree's leaf has its reason, and also its profit...