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

A: presented
****
Q: Given Relationship: 'be friend of', Sentence: 'I have always taken the position that Israel is a friend of the United States , and that friends should always stand up for one another , even in difficult times .'

A: friend
****
Q: Given Relationship: 'be minister for', Sentence: 'Ritchie will replace Bones Hillman job on bass so it wo n't be all of Midnight Oil ... not that it possibly could be give the fact that their enormous , bald vocalist , Peter Garrett , is currently the Australia 's federal Minister for the Environment and the Arts .'

A:
Minister
****