Conversation so far:
When did Roger Clemens return to the New York Yankees?
Roger Clemens made his 2007 return to the New York Yankees on June 9, defeating the Pittsburgh Pirates by pitching six innings with seven strikeouts and 3 runs allowed.

Question: How did he perform with the yankees
Self-contained rewrite: How did Roger Clemens perform with the New York Yankees in his 2007 return?