What is the relationship between Alistair and King 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.

(Additional reporting by Jamie McGeever and Alistair Smout in London, editing by Larry King and Clive McKeef ; To read Reuters Global Investing Blog click here ; for the MacroScope Blog click on blogs.reuters.com/macroscope ; for Hedge Fund Blog Hub click on blogs.reuters.com/hedgehub )

Answer: position_held