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: 'WDB was written in Perl , and used to provide access to a Sybase database .', Argument/Subject 1: 'wdb', Argument/Subject 2: 'perl'

SOLUTION: be write in

PROBLEM: 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'

SOLUTION: be alternative to

PROBLEM: Sentence: 'O my God , I firmly believe that you are one God in three divine Persons , Father , Son and Holy Spirit .', Argument/Subject 1: 'person', Argument/Subject 2: 'god'

SOLUTION:
believe in