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 Input:
Given Relationship: 'be elect by', Sentence: 'Our Board of Trustees serve in a voluntary capacity and are elected by our voluntary branches or co-opted for their expertise .'

Ex Output:
elected


Ex Input:
Given Relationship: 'be part of', Sentence: 'Finland was part of the Russian Empire until the end of WW I. i .e .1917 .'

Ex Output:
part


Ex Input:
Given Relationship: 'be know as', Sentence: 'Philadelphia , popularly known as " Philly " the " City of Brotherly Love " is the fifth most populous city in the United States and a popular tourist attraction .'

Ex Output:

known