Complex sentence: In the fall of 1973, Robert returned to the University of Arkansas and graduated with a BA, majoring in political science in 1975, although his degree was completed in August 1974, so that he could enter law school that same month.
Split into simpler sentences: In the fall of 1973, Robert returned to the University of Arkansas and graduated with a BA, majoring in political science in 1975. His academic requirements necessary for his degree was completed in August 1974, so that he could enter law school that same month.