Complex sentence: Dainville is a chief town of the canton of Dainville in northern France, in the "département" of Pas-de-Calais (62), "arrondissement" of Arras.
Split into simpler sentences: Dainville is a large town in the canton of Dainville in northern France. It is located in the "département" of Pas-de-Calais (62), "arrondissement" of Arras.