Complex sentence: George Louis inherited Lüneburg-Celle from his uncle in 1705, and the merged Calenberg and Celle, containing all of the territory of Brunswick-Lüneburg except for Brunswick-Wolfenbüttel.
Split into simpler sentences: George Louis inherited Lüneburg-Celle from his uncle in 1705. The merged Calenberg and Celle contained all of the territory of Brunswick-Lüneburg except for Brunswick-Wolfenbüttel.