Utilize the input text as a context reference, choose the right relationship between 'COLES supermarkets' and 'Wesfarmers' from the options.
Options: parent organization, legal form, member of, developer

COLES supermarkets owner Wesfarmers has lifted its underlying profit 8.3 per cent to $2.44 billion and increased its final dividend six cents to $1.11 per share.
parent organization