Complex sentence: On December 2,1992, Patrick Testa was in the garage of a used car lot he owned in Brooklyn when an unidentified gunman approached him from behind and fired into his head and back multiple times, killing him.
Split into simpler sentences: On December 2,1992, Patrick Testa was in the garage of a used car lot he owned in Brooklyn. An unidentified gunman approached him from behind and fired into his head and back multiple times, killing him.