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.

Ex Input:
Sentence: 'Uganda is a landlocked country in east-central Africa , surrounded by Sudan , Kenya , Zaire , Tanzania and Rwanda .', Argument/Subject 1: 'kenya', Argument/Subject 2: 'africa'

Ex Output:
be country in

Ex Input:
Sentence: 'A Fox News/Rasmussen Reports poll conducted Sept. 21 had Obama with a statistically insignificant 48 percent to 45 percent lead over McCain with 1 percent each for Ralph Nader and Libertarian Bob Barr and 5 percent undecided .', Argument/Subject 1: 'mccain', Argument/Subject 2: 'obama'

Ex Output:
lead

Ex Input:
Sentence: 'When a U-2 spy plane photographed the installation of Soviet ballistic missiles on the island of Cuba , the United States and its president John F. Kennedy were faced with a monumental dilemma : how to force the Soviets to withdraw the missiles without touching off World War III .', Argument/Subject 1: 'john f kennedy', Argument/Subject 2: 'unite state'

Ex Output:
be president of