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.

Example Input: Sentence: 'Kate Bostock was appointed to the Board as an Executive Director of Clothing and Steven Esom was appointed to the Board as Executive Director of Food on 10 March 2008 .', Argument/Subject 1: 'board', Argument/Subject 2: 'executive director'
Example Output: appoint

Example Input: Sentence: 'If Americans make the mistake of electing Barack Obama as President of the United States , as he loves to say , a change is definitely going to come .', Argument/Subject 1: 'barack obama', Argument/Subject 2: 'president'
Example Output: be elect

Example Input: Sentence: 'Fidel Castro joins Hamas in endorsing Obama .', Argument/Subject 1: 'fidel castro', Argument/Subject 2: 'obama'
Example Output:
endorse