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 disappears around the corner. Intent: 1) to help

Ex Output:
Positive


Ex Input:
Event:PersonX has a great job. Intent: 1) people to hang out with

Ex Output:
Unknown


Ex Input:
Event:PersonX meets the ___ to face. Intent: 1) to be innovative

Ex Output:

Negative