Complex sentence: Otis died of natural causes on January 17,2012, in the Altadena area of Los Angeles just three days before Etta James, whom he had discovered in the early 1950s.
Split into simpler sentences: Otis died of natural causes on January 17,2012, in the Altadena area of Los Angeles. He died three days before Etta James, whom he had discovered in the early 1950s.