instruction:
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.
question:
Given Relationship: 'be capital of', Sentence: 'Rome is the capital of Italy and the ruling seat of the Roman Empire and Catholicism .'
answer:
capital


question:
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 .'
answer:
President


question:
Given Relationship: 'be president of', Sentence: 'As I write this , Barack Obama has just taken the oath of office as the 44th President of the United States .'
answer:

President