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.

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

Ex Output:
President

Ex Input:
Given Relationship: 'be region in', Sentence: 'The government of Chad has withdrawn from the African Union-brokered peace talks on Sudan 's troubled Darfur region .'

Ex Output:
region

Ex Input:
Given Relationship: 'be monday in', Sentence: 'The first Monday in September is Labor Day in the United States , so schools , banks , and government buildings are closed .'

Ex Output:
Monday