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 deferred until test results are in. Intent: 1) food to eat
Unknown

Event:PersonX knows PersonY's ___ thoroughly. Intent: 1) to grab something
Positive

Event:PersonX sticks a fork in an outlet. Intent: 1) to be popular

Negative