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 runs away from home. Intent: 1) surprised
Negative

Event:PersonX puts PersonX's head in the sand. Intent: 1) to watch something together
Positive

Event:PersonX takes PersonY's bike. Intent: 1) to start an argument

Negative