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". 

[Q]: Event:PersonX is so happy to see PersonY. Intent:
[A]: Unknown


[Q]: Event:PersonX gives PersonY a stare. Intent: 1) to have fun
[A]: Negative


[Q]: Event:PersonX thinks it was hilarious. Intent:
[A]:
Unknown