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 seems nice. Intent: 1) war

Ex Output:
Unknown


Ex Input:
Event:PersonX throws off balance. Intent: 1) to be understood correctly 2) to defend themself

Ex Output:
Negative


Ex Input:
Event:PersonX meets PersonY at the door. Intent: 1) to tell a secret

Ex Output:

Unknown