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: 'play for', Sentence: 'Kellen Winslow II plays tight end for the NFL 's Cleveland Browns .'

SOLUTION: plays

PROBLEM: Given Relationship: 'be president of', Sentence: 'Barrack Obama has finally got elected as the President of the United States of America , after months of hard work and his unwavering faith in the electorate .'

SOLUTION: President

PROBLEM: Given Relationship: 'be city of', Sentence: 'Naples is a city in southern Italy , the capital of the region of Campania and of the province of Naples .'

SOLUTION:
city