You are provided with an "Event" and it's "Intent" related to PersonX. Determine the sentiment value of the given input as either "Positive", "Negative", and "Unknown". 

Event:PersonX finishes PersonX's hike. Intent: 1) to be informative
Positive

Event:PersonX decorates PersonX's house for. Intent: 1) to purchase from persony
Positive

Event:PersonX teaches ___ for years. Intent:

Positive