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.

[Q]: Given Relationship: 'be build on', Sentence: 'The Parthenon is the largest and most important building on the Acropolis .'
[A]: building

[Q]: Given Relationship: 'be found in', Sentence: 'The Knights of Pythias was founded in 1864 in Washington , D.C. , as a secret society for government clerks , but admission and goals have both broadened since .'
[A]: founded

[Q]: Given Relationship: 'attack', Sentence: 'When McCain launched a late-October attack on Obama , alleging that he would morph the IRS into a "welfare agency , " MSNBC host Rachel Maddow bore down on the line .'
[A]:
attack