Complex sentence: On July 1,2015, a gunman opened fire on Pier 14 in the Embarcadero district in San Francisco, California, shooting 32-year-old Kathryn Steinle in the back.
Split into simpler sentences: On July 1,2015, a man fired a gun on Pier 14 in the Embarcadero district in San Francisco, California. The bullet struck 32-year-old Kathryn Steinle in the back.