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: 'land on', Argument/Subject 1: 'huygen', Argument/Subject 2: 'titan'

Answer: Huygens - landed on Titan , Saturn 's largest moon , in January 2005 .


Question: Relationship: 'be marry to', Argument/Subject 1: 'jane', Argument/Subject 2: 'john'

Answer: There is an IGI record at Coedana of John Evans on 23 May 1820 marrying Jane Prichard .


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

Answer:
Vientiane Vientiane is the capital city of Laos , situated in the Mekong Valley .