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 wants PersonY back. Intent: 1) to block opposing opinions
Negative

Event:PersonX gets a warning. Intent: 1) personx want to call back something
Unknown

Event:PersonX would go away. Intent: 1) to be closer to aging parents

Negative