Take context from the input text and decide on the accurate relationship between 'Halliburton' and 'HOUSTON' from the options provided.
Options: headquarters location, employer, chairperson, industry

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.
headquarters location