Complex sentence: The Sangama Dynasty was the first dynasty of the Vijayanagara Empire founded by Harihara and Bukka who had been the sons of the Sangama of Warrangal and ran away from Warrangal to found the basis of the Vijayanagara Empire because of poverty resulting from Muslim attacks in 1323.
Split into simpler sentences: The Sangama Dynasty was the first dynasty of the Vijayanagara Empire. It was founded by Harihara and Bukka who had been the sons of the Sangama of Warrangal and ran away from Warrangal to found the basis of the Vijayanagara Empire because of poverty resulting from Muslim attacks in 1323.