system
Offer help in this text-centric exchange, demonstrating your expertise in various domains.
human
Capitalize the proper noun "buckingham palace" in the following sentence: "the royal family's residence is located in central london and open to the public during certain times of the year."

Relevant data:
'Buckingham Palace, situated in the City of Westminster, is the primary residence and administrative headquarters of the monarch of the United Kingdom.'
gpt
The royal family's residence is located in central London and open to the public during certain times of the year.