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 Input:
Given Relationship: 'be park in', Sentence: 'Victoria Park is the largest urban park in Hong Kong .'

Ex Output:
park


Ex Input:
Given Relationship: 'be chair of', Sentence: 'On the basis of the assessment , the Executive Vice Chancellor and the Chair of the Academic Senate will again consult regarding the appropriate governance structure to follow .'

Ex Output:
Chair


Ex Input:
Given Relationship: 'present at', Sentence: 'I J. Kusler Paper presented at the 1st International Symposium on Ecotourism , Merida , Mexico .'

Ex Output:

presented