TASK DEFINITION: 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". 
PROBLEM: Event:PersonX picks PersonY up at the airport. Intent: 1) to sit across

SOLUTION: Positive

PROBLEM: Event:PersonX gets a warning. Intent: 1) personx want to call back something

SOLUTION: Unknown

PROBLEM: Event:PersonX inherits from PersonX's father. Intent: 1) to help out person y

SOLUTION:
Unknown