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: 'Switch Guide is devoted to assisting and encouraging users wishing to switch from Microsoft Internet Explorer to a safer and better-performing alternative in Netscape , Mozilla , or Firefox and Thunderbird .', Argument/Subject 1: 'netscape', Argument/Subject 2: 'internet explorer'

Ex Output:
be alternative to


Ex Input:
Sentence: 'The Board in its discretion may appoint such other officers and agents , including Vice Presidents , Assistant Secretaries and Assistant Treasurers , as it shall deem necessary , who shall hold their offices for such terms and shall exercise such powers and perform such duties as shall be determined by the Board .', Argument/Subject 1: 'board', Argument/Subject 2: 'president'

Ex Output:
appoint


Ex Input:
Sentence: 'Obama is an idiot agreeing to McCain in the debate .', Argument/Subject 1: 'obama', Argument/Subject 2: 'mccain'

Ex Output:

agree with