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 tells PersonY's landlord. Intent: 1) to spend time with a friend
Negative

Event:PersonX eats PersonX's gun. Intent: 1) to welcome y to his/her house
Negative

Event:PersonX uses PersonY's cell phone. Intent: 1) be helpful

Negative