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 back the ___. Intent:

Ex Output:
Negative


Ex Input:
Event:PersonX commits to PersonY's charge. Intent: 1) to be healthy

Ex Output:
Negative


Ex Input:
Event:PersonX comprehends every ___. Intent: 1) to win at billiards.

Ex Output:

Unknown