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.

Sentence: 'The information industry plays an important role in the economic structure adjustment after China entered into WTO .', Argument/Subject 1: 'china', Argument/Subject 2: 'wto'
enter

Sentence: 'Paper presented at the Association for the Advancement of Applied Sport Psychology Conference .', Argument/Subject 1: 'paper', Argument/Subject 2: 'conference'
present at

Sentence: 'The spectacularly successful event was the brainchild of Board President Judith Esmay and Vice President Jean Brandt , the event 's chairman .', Argument/Subject 1: 'president', Argument/Subject 2: 'board'
be chairman of