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". 

[EX Q]: Event:PersonX never saw PersonY. Intent: 1) to get something 2) to make a purchase
[EX A]: Unknown

[EX Q]: Event:PersonX heads for the hills. Intent: 1) to listen
[EX A]: Negative

[EX Q]: Event:PersonX begins to feel better. Intent:
[EX A]:
Unknown