Complex sentence: This is an active area of current research, especially in the manuscripts collections of Spain and Maghreb, research that is now being pursued, among other places, at the Centre National de Recherche Scientifique in Paris.
Split into simpler sentences: This is an active area of current research, especially in the manuscript collections of Spain and Maghreb. This research is being pursued, among other places, at the Centre National de Recherche Scientifique in Paris.