instruction:
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.
question:
Given Relationship: 'present at', Sentence: 'Paper presented at Workshop on Economics , IUCN General Assembly , 4-5th February , Costa Rica .'
answer:
presented


question:
Given Relationship: 'attack', Sentence: 'It is no surprise to many Americans to hear that Bush may want to attack Iran on the same grounds he attacked Iraq .'
answer:
attack


question:
Given Relationship: 'be city in', Sentence: 'The city of Dubuque will ask the Iowa Supreme Court to reverse an appellate court ruling to keep a fired police officer on the force , City Attorney Barry ...'
answer:

city