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". 

[Q]: Event:PersonX never received ___. Intent: 1) replace worn out shoes
[A]: Unknown


[Q]: Event:PersonX commits to PersonY's charge. Intent: 1) to be healthy
[A]: Negative


[Q]: Event:PersonX keeps PersonY eye. Intent: 1) to study them for astronomy
[A]:
Negative