sentences:  King Alfonso VI sustained an injury to one leg that caused him to limp for the rest of his life.Casualties were also heavy on the Almoravid side, especially for the hosts led by Dawud ibn Aysa, whose camp was even sacked in the first hours of battle, and by the emir of Badajoz, al-Mutawakkil ibn al-Aftas.The Sevillan emir al-Mu'tamid had been wounded in the first clash but his personal example of valour rallied the al-Andalus forces in the difficult moments of the initial Castilian charge led by Alvar Fañez.