TASK DEFINITION: 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.
PROBLEM: Given Relationship: 'become', Sentence: 'But how did the Apostle Paul become a Christian and an Apostle ?'

SOLUTION: become

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

SOLUTION: join

PROBLEM: Given Relationship: 'be appoint by', Sentence: 'Shaikh Khalifa was also appointed Chairman of the Supreme Petroleum Council .'

SOLUTION:
appointed