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 frightens ___ away. Intent: 1) to be mean. 2) to hurt person.
Example Output: Negative

Example Input: Event:PersonX wins the tournament. Intent:
Example Output: Unknown

Example Input: Event:PersonX takes steps to prevent. Intent: 1) something to be hidden 2) something to be buried
Example Output:
Negative