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 would mock PersonY. Intent: 1) show respect 2) show gratefulness
Negative

Event:It gets so bad. Intent: 1) reliable transportation 2) independence (not relying on other's transportation)
Unknown

Event:PersonX just listed PersonY for sale in my shop. Intent: 1) to be faithful in his duty

Negative