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: 'Diwali is one of the most celebrated holidays in India .', Argument/Subject 1: 'diwalus', Argument/Subject 2: 'indium'

SOLUTION: be holiday in

PROBLEM: Sentence: 'Italy invaded Greece in October 1940 via Albania but was forced to withdraw after a few months .', Argument/Subject 1: 'greece', Argument/Subject 2: 'italy'

SOLUTION: be invade by

PROBLEM: Sentence: 'Flintshire is one of thirteen historic counties and a former administrative county of Wales , mostly based on Wales north-eas ...', Argument/Subject 1: 'flintshire', Argument/Subject 2: 'wale'

SOLUTION:
be county of