TOKYO Aug 3 Fast Retailing Co Ltd's Uniqlo clothing chain said on Monday that it was expanding its collaboration with Walt Disney Co to offer a wider range of products and that it would open a flagship store at the Florida Disney World's shopping complex next spring.
In the context of the input sentence, determine the relationship between 'Uniqlo' and 'Fast Retailing'.
Options: industry, position held, founded by, parent organization