Complex sentence: He attended high school at Kelvyn Park High School on the north side of Chicago, received his B.A. in Speech and Theatre at the University of Illinois at Chicago before attending Yale University for his Master of Fine Arts degree.
Split into simpler sentences: He attended high school at Kelvyn Park High School on the north side of Chicago. He received his drama degree at the University of Illinois at Chicago before attending Yale University for his Master of Fine Arts degree.