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.

U.K. Chancellor of the Exchequer George Osborne said the Greek crisis justifies his push for further austerity as he prepares to meet Prime Minister David Cameron and Bank of England Governor Mark Carney to assess any fallout.

Answer: position_held: George Osborne, Chancellor of the Exchequer