Complex sentence: In the latter case of horizontal expansions, the revisited time periods may pertain to either original events or to already-covered events viewed from a different perspective in general, the stories are written as third-person omniscient narratives.
Split into simpler sentences: In the latter case of horizontal expansions, the revisited time periods may pertain to original events, or to already-covered events viewed from a different perspective. In general, the stories are written as third-person omniscient narratives.