Complex sentence: Although he would continue to write songs and musical compositions until his death, Al wrote his last big song in 1952, "Comes A-Long A-Love", and was sung by Kay Starr.
Split into simpler sentences: Although he would continue to write songs and musical compositions until his death, Al wrote his last big song in 1952. It was entitled: "Comes A-Long A-Love" and was sung by Kay Starr.