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". 

[EX Q]: Event:PersonX runs down PersonY's spine. Intent:
[EX A]: Positive

[EX Q]: Event:PersonX cooks for PersonX's friends. Intent: 1) to find themselves
[EX A]: Unknown

[EX Q]: Event:PersonX looks right at PersonY. Intent:
[EX A]:
Positive