Question: What is the name of the monarch's official flag which bears, in banner form, the arms used by the Queen in her official capacity and which are authorised from the Lord Chamberlain's Office, a department within the British Royal Household?
{'answer': 'Royal Standard', 'supporting_facts': [["Lord Chamberlain's Office", 0], ["Lord Chamberlain's Office", 3], ['Royal coat of arms of the United Kingdom', 0], ['Royal coat of arms of the United Kingdom', 1], ['Royal coat of arms of the United Kingdom', 4]]}