What is the relationship between Standard Chartered and London in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

Leung | Getty Images Canary Wharf, London The banks named in the Cade probe are Bank of America Merrill Lynch , Bank of Tokyo-Mitsubishi UFJ , Barclays , Citigroup , Credit Suisse Group , Deutsche Bank , HSBC , JPMorgan Chase & Co , Morgan Stanley & Co , Nomura Holdings , Royal Bank of Canada , Royal Bank of Scotland Group , Standard Bank Group , Standard Chartered and UBS .

Answer: headquarters_location