Complex sentence: Four video compilations were released between 1985 and 1990, and the entire series was released in videocassette format starting 1991 and re-released during 1997, and as four DVD boxed sets between 2003 and 2006.
Split into simpler sentences: Four video compilations were released between 1985 and 1990, and the entire series was released in videocassette format starting 1991 and re-released during 1997. It was released subsequently as four DVD boxed sets between 2003 and 2006.