Original sentence: David Harvey Crewe, known as Harvey, and Jeanette Lenore Crewe (1940 - June 1970) were a New Zealand farming couple who died in a double murder or possibly a murder-suicide, around 17 June 1970
Edited sentence: David Harvey Crewe, known as Harvey, and Jeanette Lenore Crewe (1940 - June 1970) were a New Zealand farming couple who died in a double murder, around 17 June 1970