What is the relationship between Commonwealth Bank and SYDNEY 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.

SYDNEY (Reuters) - Commonwealth Bank of Australia (CBA.AX), the country's largest lender, has ended its role as financial adviser to Indian conglomerate Adani Mining's (ADEL.NS) multibillion dollar Carmichael Mine, a further blow to the controversial project.

Answer: headquarters_location