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 Input:
Event:PersonX has a wonderful trip. Intent:

Ex Output:
Unknown


Ex Input:
Event:PersonX eventually bought ___. Intent: 1) angry at students 2) frustrated 3) trying to get students' attention

Ex Output:
Positive


Ex Input:
Event:PersonX learns a lesson. Intent: 1) to get the work done

Ex Output:

Positive