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: 'Afghanistan president Hamid Karzai met Prime Minister Manmohan Singh at the Hyderabad House in New Delhi on Monday .'
Example Output: president

Example Input: Given Relationship: 'be president of', Sentence: 'On Tuesday , November 4 , 2008 at about 8pm Pacfic Time , the major news networks officially called the election for the President of the United States of America for Democratic Candidate Barack Obama .'
Example Output: President

Example Input: Given Relationship: 'be city in', Sentence: 'Santa Ana is the second largest city in El Salvador .'
Example Output:
city