Complex sentence: Moss Hart died of a heart fattack at age 57 on December 20,1961, and was interred in a crypt at Ferncliff Cemetery in Hartsdale, New York.
Split into simpler sentences: Moss Hart died of a heart attack at the age of 57 on December 20,1961. He was interred in a crypt at Ferncliff Cemetery in Hartsdale, New York.