What is the relationship between 'Commonwealth Bank' and 'SYDNEY' in the context of the input sentence.
Options: headquarters location, founded by, parent organization, product/material produced

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.
headquarters location