Complex sentence: Gutierre's son Vela never attained the same rank as his father; he served as a knight ("miles") in the military household of Alfonso VII and was rewarded with the vill of Nogales in May 1149.
Split into simpler sentences: Gutierre's son Vela never attained the same rank as his father. He served as a knight ("miles") in the military household of Alfonso VII and was rewarded with the vill of Nogales in May 1149.