Complex sentence: She played mostly bit roles in feature films in the 1940s before making her last film (an Errol comedy) in 1951; she died seven years later and was buried in Chapel of the Pines Crematory.
Split into simpler sentences: She played mostly bit roles in feature films in the 1940s before making her last film (an Errol comedy) in 1951. She died seven years later and was buried in Chapel of the Pines Crematory.