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.

- Financial Times Move over Billy and never mind the meatballs, the boss of John Lewis has warned Ikea that the department store is aiming to take its place as Britain's biggest home and furniture retailer.

Answer: product_or_material_produced: Ikea, furniture