What is the relationship between Shopko and Retail 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.

Retail formats include 131 Shopko stores, providing quality name-brand merchandise, great values, pharmacy and optical services in small to mid-sized cities; 5 Shopko Express Rx stores, a convenient neighborhood drugstore concept; and 203 Shopko Hometown locations, a smaller concept store developed to meet the needs of smaller communities.

Answer: industry