Conversation so far:
When did George Brett retire from baseball?
George Brett retired after the 1993 season.
What did George Brett do after retiring from baseball?
Following his playing career, George Brett became a vice president of the Royals and has worked as a part-time coach, and as a special instructor in spring training.

Question: What records had Brett set when he retired?
Self-contained rewrite: What records had George Brett set when he retired from baseball?