Complex sentence: The Treasurer of the Chamber was a position in the British royal household, separated in 1485 from that of the Master of the Jewel Office, situated within the Privy Chamber department of the Lord Steward.
Split into simpler sentences: The Treasurer of the Chamber was a position in the British royal household. In 1485 the office of Treasurer of the Chamber was separated from that of the Master of the Jewel Office, situated within the Privy Chamber department of the Lord Steward.