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". 

Event:PersonX is 5 years old. Intent: 1) to know about y's roommate
Unknown

Event:PersonX holds PersonY's ___ for years. Intent: 1) to turn on the fan so he connect to end points of copper wire
Negative

Event:PersonX takes a step back. Intent: 1) to eat

Negative