 Complete the following phrase:  The Saracens crossed the mountains to claim Ardos Septimania, only to encounter the Basque dynasty of Aquitaine, always the allies of the Goths. Odo the Great of Aquitaine was at first victorious at the Battle of Toulouse in 721. Saracen troops gradually massed in Septimania and in 732 an army under Emir Abdul Rahman Al Ghafiqi advanced into Vasconia, and Odo was defeated at the 