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 exploits every ___. Intent: 1) to obey the law
[EX A]: Negative

[EX Q]: Event:PersonX lives another years. Intent: 1) to understand the material
[EX A]: Unknown

[EX Q]: Event:PersonX does n't know what to do at first. Intent: 1) to communicate
[EX A]:
Unknown