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 keeps back the ___. Intent:
[EX A]: Negative

[EX Q]: Event:PersonX loves football. Intent: 1) to make the table
[EX A]: Unknown

[EX Q]: Event:PersonX drops PersonX's laptop. Intent: 1) the roof to be fixed
[EX A]:
Unknown