Complex sentence: The classic "Black Metropolis", written by St. Clair Drake and Horace R. Clayton, exemplifies the style of the Chicago writers and is today the most detailed portrayal of Black Chicago in the 1930s and 1940s.
Split into simpler sentences: The classic "Black Metropolis", written by St. Clair Drake and Horace R. Clayton, exemplified the style of the Chicago writers. Today it remains the most detailed portrayal of Black Chicago in the 1930s and 1940s.