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.
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Question: Given Relationship: 'join', Sentence: 'Why did Denmark join the European Union in 1973 ?'

Answer: join


Question: Given Relationship: 'be elect', Sentence: 'Ratzinger Joseph elected was Benedict XVI and Pope became the 264th successor to Peter the as Vicar of .'

Answer: elected


Question: Given Relationship: 'be chairman of', Sentence: 'Scott McNealy , current chairman of Sun Microsystems and one of its founding members , has criticized the lack of industry wide initiatives dealing with security and called for a more professional approach to tackling IT security problems .'

Answer:
chairman