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: 'be chairman of', Sentence: 'Alan Greenspan , Chairman of the Board of Governors of the Federal Reserve System , gave the conference keynote address .'

SOLUTION: Chairman

PROBLEM: Given Relationship: 'meet', Sentence: 'Girl meets another Boy .'

SOLUTION: meets

PROBLEM: Given Relationship: 'elect of', Sentence: 'Last night , the Hip-Hop community celebrated , as Barack Obama was elected the first Black president of the United States of America .'

SOLUTION:
elected