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 cuts off PersonY's retreat. Intent: 1) to get some more groceries

Output: Negative


Input: Consider Input: Event:PersonX prevents PersonY from entering. Intent: 1) to make sure his son is ok

Output: Negative


Input: Consider Input: Event:PersonX tells my parents. Intent:


Output: Positive