The task is to generate text based of an event. For the given event, there will be a person who does the action in the event (usually PersonX). Your task is to write that persons emotional reaction to the event, i.e. how that person feels after doing the action.

PersonX becomes like PersonY
very happy and satisfied

PersonX shows PersonY the letter
good since he does not like his job.

PersonX knows PersonY's ___ thoroughly

knowledgeable