Complex sentence: He died of a heart condition aggravated by old age in New York City in 1962 and was interred in a private mausoleum in Woodlawn Cemetery, Bronx, New York.
Split into simpler sentences: He died of a heart condition aggravated by old age in New York City in 1962. He was interred in a private mausoleum in Woodlawn Cemetery, Bronx, New York.