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: 'Thomas was married to Elizabeth Shannon , born in Ireland in 1825 .', Argument/Subject 1: 'thoma', Argument/Subject 2: 'elizabeth'

SOLUTION: be marry to

PROBLEM: Sentence: 'Shimla originally called Simla , is the capital city of Himachal Pradesh .', Argument/Subject 1: 'shimlum', Argument/Subject 2: 'himachal pradesh'

SOLUTION: be capital city of

PROBLEM: Sentence: '" The Software is able to work on both Mac and Windows and also Linux operating system , regardless of the processor speed of user computer .', Argument/Subject 1: 'software', Argument/Subject 2: 'window'

SOLUTION:
work on