Utilize the input text as a context reference, choose the right relationship between COLES supermarkets and Wesfarmers from the options. Options: 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.

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.

Answer: parent_organization