Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: 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: Chapters, Indigo; industry: Chapters, retail