Complex sentence: He drove to a nearby delicatessen and shot to death a male student who was inside, and then began to speed through Isla Vista, shooting and wounding several pedestrians and striking seven others with his car.
Split into simpler sentences: He drove to a nearby delicatessen and shot to death a male student who was inside. Then, he began to speed through Isla Vista, shooting and wounding several pedestrians and striking several others with his car.