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: 'present at', Sentence: 'Paper presented at the National Educational Computing Conference , Seattle , WA .'

Ex Output:
presented


Ex Input:
Given Relationship: 'include', Sentence: 'Com and his clients include Home Poker Game By The Bee Gees , High Civilization , Human sacrifice phase of your sales have to lay on The Bee Gees , High Civilization , Human sacrifice The Bee Gees , High Civilization , Human sacrifice of ways .'

Ex Output:
include


Ex Input:
Given Relationship: 'be teacher of', Sentence: 'Plato was Aristotle 's teacher , but after a number of years , their thinking diverged .'

Ex Output:

teacher