Complex sentence: Marvin Hamlisch died on August 6,2012, in Los Angeles, California at age 68, following a short illness, primarily due to respiratory arrest caused by a combination of anoxic brain encephalopathy and hypertension.
Split into simpler sentences: Marvin Hamlisch died on August 6,2012, in Los Angeles, California at age 68. He died primarily from respiratory arrest caused by a combination of anoxic brain encephalopathy and hypertension.