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.

Associated British Foods (LSE: ABF.L - news ) , whose Primark chain is scheduled to open its first store in the USA in Boston, opens the week with its pre-close statement on Monday.

Answer: parent_organization: Primark, Associated British Foods; owned_by: Primark, Associated British Foods