#chain.business_organization  a number of similar establishments (stores or restaurants or banks or hotels or theaters) under one ownership
  supertype:  business_organization__business__concern__business_concern  a commercial or industrial enterprise and the people who constitute it; "he bought his brother's business"; "a small mom-and-pop business"; "a racially integrated business concern"
  member:  chain_store
  subtype:  apparel_chain__apparelchain  a chain of clothing stores
  subtype:  discount_chain  a chain of discount stores
  subtype:  restaurant_chain  a chain of restaurants
  subtype:  retail_chain  a chain of retail stores

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