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 Input:
Event:PersonX keeps PersonY from going. Intent: 1) to be liked 2) to be popular

Ex Output:
Positive


Ex Input:
Event:PersonX breaks the window. Intent:

Ex Output:
Unknown


Ex Input:
Event:PersonX knows anything about PersonY. Intent: 1) to go fast

Ex Output:

Negative