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". 

Example Input: Event:PersonX pulls PersonY to safety. Intent: 1) to start fresh
Example Output: Unknown

Example Input: Event:PersonX sets PersonY free. Intent: 1) to win the problem definitely
Example Output: Positive

Example Input: Event:PersonX hangs PersonY's clothes. Intent: 1) to avoid the other person
Example Output:
Positive