Complex sentence: It situated on the Firth of Arousa (Ría de Arousa) in Galicia 45km south of Santiago de Compostela, Vilagarcía and has a population of almost 37,000 inhabitants, so it is the eighth town in Galicia.
Split into simpler sentences: It situated on the Firth of Arousa (Ría de Arousa) in Galicia 45km south of Santiago de Compostela. Vilagarcía has a population of almost 37,000 inhabitants, so it is the eighth town in Galicia.