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 knows PersonY's ___ thoroughly. Intent: 1) to grab something

SOLUTION: Positive

PROBLEM: Event:PersonX slaps leather. Intent: 1) desperate

SOLUTION: Negative

PROBLEM: Event:PersonX finds ___ in the kitchen. Intent: 1) to find something

SOLUTION:
Unknown