Conversation so far:
Did Bobby Jones win any awards?
Yes Bobby Jones won the World Golf Hall of Fame, James E. Sullivan Award, Georgia Tech Athletic Hall of Fame, and Georgia Tech Engineering Hall of Fame.
What was the most notable part of Bobby Jones' career?
Bobby Jones was the most successful amateur golfer ever to compete at a national and international level.
Who were some of Bobby Jones' rivals?
Bobby Jones rival was Walter Hagen
What was Bobby Jones most well known for?
Bobby Jones was an American amateur golfer who was one of the most influential figures in the history of the sport.
Can you give me examples of Bobby Jones' sportsmanship?
In the first round of the 1925 U.S. Open Bobby Jones told an official covering their match that he was calling a penalty on himself.

Question: What was it that he did in the first round?
Self-contained rewrite: What was it that Bobby Jones did in the first round of the 1925 Open?