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 picks PersonY up at the airport. Intent: 1) to sit across
Positive

Event:PersonX finishes PersonX's hike. Intent: 1) to be informative
Positive

Event:PersonX keeps the ___ apart. Intent: 1) to clean up the leaves

Negative