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". 

Event:PersonX lets the dog outside. Intent: 1) to be helpful 2) ensure the other got there safely
Positive

Event:PersonX hits PersonX's brother. Intent:
Negative

Event:PersonX finds ___ to express. Intent: 1) to get promotion 2) to take it away from person

Positive