Utilize the input text as a context reference, choose the right relationship between Alistair and King from the options. Options: 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