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.

[EX Q]: Given Relationship: 'be chair by', Sentence: 'The Board Treasurer is the Finance Committee chair .'
[EX A]: chair

[EX Q]: Given Relationship: 'be form of', Sentence: 'This suggests that ATIVAN is a very buried form of ASD.'
[EX A]: form

[EX Q]: Given Relationship: 'be president of', Sentence: 'On an extraordinary day in the life of America , Barack Obama was inaugurated as the 44th President of the United States on January 20th 2009 .'
[EX A]:
President