What is the relationship between American Girl and doll in the context of the input sentence. Choose an answer from: 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