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: 'be president of', Sentence: 'The United States of America just inaugurated its 44th president , Barack Obama .'

SOLUTION: president

PROBLEM: Given Relationship: 'invade', Sentence: 'In 2003 , the United States , under President Bush , invaded Iraq to change the regime .'

SOLUTION: invaded

PROBLEM: Given Relationship: 'marry', Sentence: 'Eleanor subsequently married Henry , Count of Anjou in the following May , which brought him the duchy of Aquitaine .'

SOLUTION:
married