Complex sentence: He married his third wife, Edna Rush in 1945, who survived him at his death on September 3,1967 at the age of 65 from complications following stomach surgery in Santa Monica, California.
Split into simpler sentences: He married his third wife, Edna Rush in 1945, who survived him at his death on September 3,1967. He died as a result of complications following stomach surgery in Santa Monica, California.