Complex sentence: Born in Namur (Belgium) in 1644, he joined the Society of Jesus (the Jesuits) in 1660 and first taught in the schools of Armentières, Huy and Tournai.
Split into simpler sentences: Born in Namur (Belgium) in 1644. He joined the Society of Jesus (the Jesuits) in 1660 and first taught in the schools of Armentières, Huy and Tournai.