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 gives PersonY a hard time. Intent: 1) to train for the marathon
Example Output: Negative

Example Input: Event:PersonX rolls down PersonY's window. Intent: 1) to not be nosy
Example Output: Unknown

Example Input: Event:PersonX searches everywhere but. Intent: 1) he wants to know
Example Output:
Negative