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 costs PersonY dollars. Intent:
Unknown

Event:PersonX invites PersonY to stay. Intent: 1) to persuade
Positive

Event:PersonX limits PersonY's ability. Intent: 1) to be the best.

Negative