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.

Input: Consider Input: Given Relationship: 'be wife of', Sentence: 'Michelle Obama , wife of Democratic Presidential candidate Barack Obama , acknowledges the crowd at the Democratic National Convention 2008 at the Pepsi Center in Denver , Colorado , on August 25 , 2008 .'

Output: wife

Input: Consider Input: Given Relationship: 'open on', Sentence: 'Registration is now open for the forthcoming test administrations on January 21 and February 10 , 2007 .'

Output: open

Input: Consider Input: Given Relationship: 'write of', Sentence: 'The Apostle Paul wrote these WORDs to young Timothy , fully knowing by the revelation of Truth from God 's Spirit , that his own Faith in Christ would be challenged at every turn .'
Output: wrote