Original: After graduating from Chicago's Schurz High School in 1929, Wistert attended the University of Michigan where he was a star athlete in both football and baseball from 1931-1933.
Simplified: Wistert graduated from Chicago's Schurz High School in 1929. He attended the University of Michigan where he was an athlete in both football and baseball in 1931, 1932, and 1933.