Conversation so far:
What does Sam Thompson's legacy say about him?
Sam Thompson, at 6 feet, 2 inches, was one of the larger players of his day and was known for his prominent handlebar mustache.
What else made Sam Thompson notable besides his prominent handlebar mustache?
Sam Thompson was one of the most prolific run producers in baseball history.

Question: How many runs did he average?
Self-contained rewrite: How many runs did Sam Thompson average?