Complex sentence: He also used his technological expertise to improve the standard of life for his people, building a new aqueduct and irrigation systems, so when the truth about the source of his knowledge was finally revealed, the people chose to overlook his deception.
Split into simpler sentences: He also used his technological expertise to improve the standard of life for his people, building a new aqueduct and irrigation systems. When the truth about the source of his knowledge was finally revealed, the people chose to overlook his deception.