Self's father pointed out tennis champion Bill Tilden in the lobby, telling him that Tilden was the greatest living tennis player. Self did not know anything about tennis, but he was impressed. He asked Tilden to sign his program.
Someone else's father indicated tennis champion Bill Tilden in the lobby, stating that Tilden was the greatest living tennis player. Self, unfamiliar with tennis, was impressed and asked Tilden to sign his program.