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: 'Apart from connecting Gangtok the capital of Sikkim to Bagdogra with regular flights to Delhi and Calcutta , the Helicopter Service has become a boon to the tourism industry in Sikkim .', Argument/Subject 1: 'gangtok', Argument/Subject 2: 'sikkim'

SOLUTION: be capital of

PROBLEM: Sentence: 'I am living with my family in Punjab state of India .', Argument/Subject 1: 'punjab', Argument/Subject 2: 'indium'

SOLUTION: be state of

PROBLEM: Sentence: 'Swanbourne is a Beachside Suburb... Situated between the Perth city and the historical Port of Fremantle .', Argument/Subject 1: 'fremantle', Argument/Subject 2: 'perth'

SOLUTION:
be city of