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: 'The first man to discover the fire was William Drummond son of Mr. and Mrs. John J. Drummond who occupied the house opposite the burned Bristol garage at the corner of C street and Marsh avenue .', Argument/Subject 1: 'john', Argument/Subject 2: 'william'

SOLUTION: be son of

PROBLEM: Sentence: 'Chester is a city in Hancock County , West Virginia , USA .', Argument/Subject 1: 'chester', Argument/Subject 2: 'hancock county'

SOLUTION: be city in

PROBLEM: Sentence: 'FNBO Direct is a member of FDIC , so deposits at the bank are insured .', Argument/Subject 1: 'fnbo direct', Argument/Subject 2: 'fdic'

SOLUTION:
be member of