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: 'discover', Sentence: 'They were all established in Polynesia before Columbus discovered America , and hence could not have been introduced by later Spanish vessels .'

Ex Output:
discovered


Ex Input:
Given Relationship: 'be elect by', Sentence: 'The General Assembly of ICSU is held every three years to discuss current development of science , to review strategy and programs of ICSU, and to elect a new executive board and officers .'

Ex Output:
elect


Ex Input:
Given Relationship: 'be speak in', Sentence: 'Terje speaks a nearly native German for he has studied in Germany and now is a German teacher .'

Ex Output:

speaks