Detailed Instructions: 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.
Q: Sentence: 'Proffered Abstracts submissions should be original work , and should NOT have been presented at or submitted to any other national or international conference held in the United States or Canada , UNLESS specific permission has been granted by the Scientific Program Directors .', Argument/Subject 1: 'conference', Argument/Subject 2: 'unite state'
A:
hold in