Refer to the input text as context and select the correct relationship between 'KPMG' and 'audit' from the available options.
Options: publisher, product/material produced, chairperson, stock exchange

Barclays (LSE: BARC.L - news ) ' audit generated £35m in statutory fees and £10m for other work for PwC last year, although last week Barclays hired KPMG for future audits.
product/material produced