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". 

Q: Event:PersonX talks about PersonX's relationship. Intent: 1) to gain knowledge

A: Negative
****
Q: Event:PersonX shifts in PersonY's seat. Intent: 1) to meet friend

A: Unknown
****
Q: Event:PersonX causes PersonY pain. Intent: 1) to get updates about his meeting

A:
Negative
****