Utilize the input text as a context reference, choose the right relationship between American Girl and doll 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.

The Maryellen doll and related products will be available August 27, 2015 at americangirl.com ; at all American Girl retail locations nationwide; through American Girl's catalogue; at American Girl specialty boutiques at select Indigo™ and Chapters™ locations in Canada; and at El Palacio de Hierro in Mexico City.

Answer: product_or_material_produced