Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.
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Question: Relationship: 'be president of', Argument/Subject 1: 'george', Argument/Subject 2: 'unite state'

Answer: Among the speakers at the dedicatory service was Mr. George H. Stuart , president of the United States Christian Commission .


Question: Relationship: 'arrive at', Argument/Subject 1: 'eurostar', Argument/Subject 2: 'gare du nord'

Answer: The Eurostar train arrives at Gare du Nord from London .


Question: Relationship: 'be capital of', Argument/Subject 1: 'vientiane', Argument/Subject 2: 'lao'

Answer:
Lao Mountain Coffee is a roasting company based in Vientiane , the capital of Laos .