sentences:  The Caen area also featured two large fortified abbeys, one on each side of the city, which could be used to form bastions against an attacking force.Caen was garrisoned by 1,000–1,500 soldiers, a large proportion of whom were professional crossbowmen, and an unknown but large number of armed townsmen.They were commanded by Raoul, the Count of Eu, who was the Grand Constable of France, the senior figure in the French military hierarchy.