TASK DEFINITION: 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". 
PROBLEM: Event:PersonX acts weird. Intent: 1) to leave

SOLUTION: Unknown

PROBLEM: Event:PersonX catches hell. Intent: 1) to be secretive

SOLUTION: Unknown

PROBLEM: Event:PersonX conceals PersonX's identity. Intent: 1) to appreciate something

SOLUTION:
Negative