Complex sentence: In early 1950, Rollins was arrested for armed robbery and spent ten months in Rikers Island jail before being released on parole; in 1952, he was arrested for violating the terms of his parole by using heroin.
Split into simpler sentences: In early 1950, Rollins was arrested for armed robbery and spent ten months in Rikers Island jail before being released on parole. In 1952, he was arrested for violating the terms of his parole by using heroin.