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:It works just fine. Intent: 1) to communicate

Ex Output:
Unknown


Ex Input:
Event:PersonX hits PersonX's brother. Intent:

Ex Output:
Negative


Ex Input:
Event:PersonX sees an infomercial. Intent:

Ex Output:

Unknown