Complex sentence: Afterwards some were kept on standby for the DB Regio Rheinland Regionalbahn trains, in June of 2003 transfer of the sub-class 215.9 to DB AutoZug GmbH took place, many others being sent to DB Cargo.
Split into simpler sentences: Afterwards some were kept on standby for the DB Regio Rheinland Regionalbahn trains. In June of 2003 transfer of the sub-class 215.9 to DB AutoZug GmbH took place, many others having been sent previously to DB Cargo.