Complex sentence: La Sorbonne was the name of the former University of Paris, in Paris, France, one among the most ancient in Europe; it was founded in 1257 by Robert de Sorbon, after whom it is named.
Split into simpler sentences: La Sorbonne was the name of the former University of Paris, in Paris, France, one among the most ancient in Europe. It was founded in 1257 by Robert de Sorbon, after whom it is named.