Given phrases that describe the relationship between two words/phrases as options, extract the word/phrase pair and the corresponding lexical relationship between them from the input text. The output format should be "relation1: word1, word2; relation2: word3, word4". 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.

HOUSTON (Reuters) - The strong valuation of engineering and construction firm KBR Inc. ( KBR.N ) will likely prompt directors of parent company Halliburton Co. ( HAL.N ) to vote to give KBR shareholders a chance to exchange stock in Halliburton for their newly listed business, analysts said.

Answer: headquarters_location: Halliburton, HOUSTON