instruction:
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.
question:
Sentence: 'Not only for the twin towers fentanyl ZOLPIDEM may cause Restless Leg Syndrome and nighttime grinding of teeth .', Argument/Subject 1: 'zolpidem', Argument/Subject 2: 'restless leg syndrome'
answer:
cause

question:
Sentence: 'Paul had deliberately decided to go to Corinth and visit them but he asks them the question when he had his mind firmly set on visiting them , was it from a mindset of being fickle or vacillating ?', Argument/Subject 1: 'paul', Argument/Subject 2: 'corinth'
answer:
go to

question:
Sentence: 'Great Britain refers collectively to the regions of England , Scotland and Wales .', Argument/Subject 1: 'great britain', Argument/Subject 2: 'england'
answer:
refer to