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 buys a new battery. Intent: 1) use to explain in various options

SOLUTION: Positive

PROBLEM: Event:PersonX feels the heat. Intent: 1) to celebrate her promotion.

SOLUTION: Unknown

PROBLEM: Event:PersonX fights all the time. Intent:

SOLUTION:
Negative