Complex sentence: For a number of years, the video rights in the UK were owned by Warner Bros. (under license from EMI film library holder StudioCanal)-WB produced the original 1927 version, as well as the 1952 remake.
Split into simpler sentences: For a number of years, the video rights in the UK were owned by Warner Bros. (under license from EMI film library holder StudioCanal). WB had produced the original 1927 version, as well as the 1952 remake.