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: 'London is both the capital of England and the United Kingdom and it serves as the headquarters for the Royal Family .', Argument/Subject 1: 'london', Argument/Subject 2: 'england'

SOLUTION: be capital of

PROBLEM: Sentence: 'Washington , D.C. , January 27 , 2009 The Inter-American Commission on Human Rights expresses its deep satisfaction over the decision by the President of the United States , Barack Obama , to close the detention center at the Guantamo Bay Naval Base within a period of no later than one year and to prohibit cruel , inhuman , or degrading treatment in interrogations of detained individuals .', Argument/Subject 1: 'barack obama', Argument/Subject 2: 'unite state'

SOLUTION: be president of

PROBLEM: Sentence: 'All NGOs with a minimum of 1,000 members may submit their candidates to the Broadcasting Council for screening by the Contest Commission , which will submit a short list of candidates to the President .', Argument/Subject 1: 'commission', Argument/Subject 2: 'council'

SOLUTION:
submit to