Conversation so far:
who had the highest batting average in the mlb
Outfielder Ty Cobb, whose career ended in 1928, has the highest batting average in Major League Baseball history.
what was  Ty Cobb's nickname
Tyrus Raymond Cobb was nicknamed The Georgia Peach.
what team was Tyrus Raymond Cobb  on
Cobb spent 22 seasons with the Detroit Tigers, the last six as the team's player-manager, and finished his career with the Philadelphia Athletics.

Question: what record did the player set
Self-contained rewrite: what record did Ty Cobb set