Utilize the input text as a context reference, choose the right relationship between department store chain and retail 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.

And the same thing with Mervyns way back when, where there was a department store chain that needed a turnaround at the opco level, but equally important was a turnaround at the propco level, and that's where we were involved, taking closed stores and converting them into other retail uses or other mixed uses.

Answer: industry