Conversation so far:
What is Masters?
The 2010 Masters Tournament was the 74th Masters Tournament
When was the 2010 Masters Tournament?
The 2010 Masters Tournament was the 74th Masters Tournament, played April 8–11 at Augusta National Golf Club.
Did Phil Mickelson win the 2010 Masters Tournament
Phil Mickelson won his third Masters and fourth major title, three shots ahead of runner-up Lee Westwood.

Question: What was his final score?
Self-contained rewrite: What was Phil Mickelson's final score in the 2010 Masters?