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". 

Input: Consider Input: Event:PersonX waits all year. Intent: 1) to grab some bread

Output: Unknown


Input: Consider Input: Event:PersonX wants PersonY back. Intent: 1) to block opposing opinions

Output: Negative


Input: Consider Input: Event:PersonX approaches PersonX's crush. Intent: 1) to be helpful


Output: Positive