TASK DEFINITION: Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.
PROBLEM: Sentence: 'Including cheap alprazolam alprazolam buy online Phentermine , Ambien , Xanax and many others .', Argument/Subject 1: 'xanax', Argument/Subject 2: 'online'

SOLUTION: buy

PROBLEM: Sentence: 'Gabrielle could tell by just looking at Xena and Ephiny that their instincts were humming like a strummed lyre string .', Argument/Subject 1: 'gabrielle', Argument/Subject 2: 'xena'

SOLUTION: look to

PROBLEM: Sentence: 'The United States has provided Pakistan , a key ally in the war on terror , more than $ 10.5 billion for military , economic , and development activities .', Argument/Subject 1: 'pakistan', Argument/Subject 2: 'unite state'

SOLUTION:
be ally of