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 twists PersonY's arm. Intent: 1) to be mean

SOLUTION: Negative

PROBLEM: Event:PersonX inhibits ___ in vitro. Intent: 1) this is not a rule for people

SOLUTION: Positive

PROBLEM: Event:PersonX gets furious. Intent: 1) to control the situation

SOLUTION:
Unknown