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.

[Q]: Given Relationship: 'be president of', Sentence: 'Barack Obama elected the 44th President of the United States .'
[A]: President


[Q]: Given Relationship: 'be capital of', Sentence: 'London is the largest capital of England and United Kingdom .'
[A]: capital


[Q]: Given Relationship: 'win', Sentence: 'Super Bowl XLIII was won by the Pittsburgh Steelers after defeating the Arizona Cardinals 27-23 .'
[A]:
won