Utilize the input text as a context reference, choose the right relationship between Chapters and Indigo 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.

Headquartered in Middleton, WI, the company sells products exclusively at americangirl.com ; at all American Girl retail locations nationwide; through American Girl’s award-winning catalogue; and at American Girl specialty boutiques at select Indigo ™ and Chapters ™ locations in Canada and at El Palacio de Hierro Interlomas and Perisur locations in Mexico.

Answer: parent_organization