Complex sentence: The school competes in NCAA Division III, which does not award athletic scholarships, and had only one other player drafted by the NFL before Marpet--in 1937, when halfback Fred King played one game for the NFL's Brooklyn Dodgers.
Split into simpler sentences: The school competes in NCAA Division III, which does not award athletic scholarships. Hobart had only one other player drafted by the NFL before Marpet--in 1937, when halfback Fred King played one game for the NFL's Brooklyn Dodgers.