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: 'present to', Sentence: 'Paper presented at the CHI'2001 Conference on Human Factors in Computing Systems , Seattle , WA , April , 2001 .'
[EX A]: presented

[EX Q]: Given Relationship: 'attack', Sentence: 'The Japanese attack on Pearl Harbor on Dec. 7 , 1941 led soldiers of the 28th to remain on active for the duration of the war .'
[EX A]: attack

[EX Q]: Given Relationship: 'elect', Sentence: 'As we watch hurricane Gustav approach with dread , still fervently hoping and praying for all the victims of Katrina , it can at least give us ironclad resolve never to let up in our efforts to elect Senator Barack Obama as president .'
[EX A]:
elect