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 finds PersonY's ___ back. Intent:
[EX A]: Positive

[EX Q]: Event:PersonX never cooked. Intent: 1) learn more about things.
[EX A]: Negative

[EX Q]: Event:PersonX keeps trying. Intent: 1) go rest 2) end the day
[EX A]:
Positive