Complex sentence: Sheto was the first member of the Bhutto family, who converted to Islam, to reap tax exemptions for Muslims, during Mughal emperor Aurangzeb's reign, and took the title of "Khan", becoming Sheto Khan.
Split into simpler sentences: Sheto was the first member of the Bhutto family, who converted to Islam, to reap tax exemptions for Muslims, during Mughal emperor Aurangzeb's reign. Following the conversion he took the title of "Khan", becoming Sheto Khan.