instruction:
Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.
question:
Relationship: 'win in', Argument/Subject 1: 'obama', Argument/Subject 2: 'iowa'
answer:
Ol Barack Obama won the Iowa Caucus .


question:
Relationship: 'be chairman of', Argument/Subject 1: 'carl levin', Argument/Subject 2: 'senate arm service committee'
answer:
In fact , the only Democrat to show up for this briefing was Senator Carl Levin , chairman of the Senate Armed Service Committee .


question:
Relationship: 'invade', Argument/Subject 1: 'iraq', Argument/Subject 2: 'iran'
answer:

A long-standing territorial dispute over control of the Shatt-al-Arab waterway between Iraq and Iran broke into full-scale war on Sept. 20 , 1980 , when Iraq invaded western Iran .