instruction:
Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.
question:
Relationship: 'sign with', Argument/Subject 1: 'mark teixeira', Argument/Subject 2: 'new york yankee'
answer:
Mark Teixeira just signed an 8 year deal with the New York Yankees according to the Associated Press .


question:
Relationship: 'be name for', Argument/Subject 1: 'sildenafil', Argument/Subject 2: 'viagra'
answer:
Sildenafil Citrate is the generic name for Viagra and is one of the leading drugs in the fight against male impotence .


question:
Relationship: 'be head by', Argument/Subject 1: 'council', Argument/Subject 2: 'president'
answer:

Allen Greenspan , head of the Federal Reserve , Clinton 's Economic Advisor Laura Dandrea Tyson , Clinton 's International Security Advisor Lynn Etheridge Davis and President Bill Clinton are all Council on Foreign Relations members .