Complex sentence: This occurred after the sudden death of the label's founder Bert Berns; born with a congenital heart defect, Berns experienced a heart attack and was discovered dead in a New York hotel room on 30 December 1967.
Split into simpler sentences: This occurred after the sudden death of the label's founder Bert Berns. Born with a congenital heart defect, Berns had a fatal heart attack and was discovered dead in a New York hotel room on 30 December 1967.