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.

Gap Inc Chief Executive Art Peck said on an earnings conference call that the company will process the currency devaluation and the retail chain doesn't expect any significant difficulties in expanding its China business.

Answer: chief_executive_officer: Gap Inc, Art Peck; industry: Gap Inc, retail