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: 'October birthstone , Pink Tourmaline set in 14K yellow frame with 14K rose , 14K white and 18K yellow gold .', Argument/Subject 1: 'tourmaline', Argument/Subject 2: 'october'

SOLUTION: be birthstone of

PROBLEM: Sentence: 'Steve Lewis Herman was born in Washington DC and grew up in Potomac , MD.', Argument/Subject 1: 'steve', Argument/Subject 2: 'washington'

SOLUTION: be bear in

PROBLEM: Sentence: 'Products mainly exported to Europe , South and North America , Asia , Oceania , Africa , Middle East ,etc.', Argument/Subject 1: 'product', Argument/Subject 2: 'europe'

SOLUTION:
export to