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.

Example Input: Given Relationship: 'be president of', Sentence: 'Dwight D. Eisenhower , 34th President of the United States , born at Denison , Tex. , October 14 , 1890 .'
Example Output: President

Example Input: Given Relationship: 'attack', Sentence: 'We gave him weapons to attack Iran and we gave Iran weapons to attack Iraq .'
Example Output: attack

Example Input: Given Relationship: 'be region in', Sentence: 'Saint-Vincent is a town and comune in the Aosta Valley region of north-western Italy .'
Example Output:
region