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 man of', Sentence: 'David was a man after God 's own heart , and yet he had sins of his youth which reproached him .'
[A]: man

[Q]: Given Relationship: 'be president of', Sentence: 'Ted Haggard resigned Thursday afternoon as president of the National Association of Evangelicals , amid allegations that surfaced Wednesday about involvement with a male prostitute .'
[A]: president

[Q]: Given Relationship: 'be trademark of', Sentence: 'Diplomacy is a trademark of the Avalon Hill Game Company , Baltimore , Maryland .'
[A]:
trademark