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 would be perfect. Intent: 1) to play a game.
[EX A]: Unknown

[EX Q]: Event:PersonX prevents ___ from obtaining. Intent:
[EX A]: Negative

[EX Q]: Event:PersonX gets a cold. Intent: 1) to go an holiday
[EX A]:
Unknown