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.
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Question: Given Relationship: 'be chairman of', Sentence: 'Alan Greenspan , the Chairman of the U.S. Federal Reserve , the current U.S. administration , and U.S. politicians of all stripes could teach a few lessons to those who dictated the level of inflation ahead of them .'

Answer: Chairman


Question: Given Relationship: 'be abolish in', Sentence: 'Slavery was abolished in Columbia , first by the Spanish General Morillo , and secondly by the American General Bolivar .'

Answer: abolished


Question: Given Relationship: 'be invade', Sentence: 'The deputy secretary pointed out that Iraq has attacked and invaded both Kuwait and Iran , and used weapons of mass destruction during its eight-year conflict with Iran .'

Answer:
invaded