Complex sentence: Guaraculén was the birthplace of the famed Jesuit Priest, naturalist and cronist Juan Ignacio Molina (Abate Molina), who was forced to leave Chile in 1768 when the Jesuits were expelled, and settled in Bologna, Italy where he became professor of natural sciences.
Split into simpler sentences: Guaraculén was the birthplace of the famed Jesuit Priest, naturalist and cronist Juan Ignacio Molina (Abate Molina), who was forced to leave Chile in 1768 when the Jesuits were expelled. Molina later settled in Bologna, Italy where he became professor of natural sciences.