Given the task definition and input, reply with output. From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

Given Relationship: 'be represent by', Sentence: 'At the centre of this digital revolution in B.C. , at least is Lynda Brown , president of New Media BC , the association representing about 1,100 digital-media companies in the province .'
representing