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.

Input: Consider Input: Given Relationship: 'present at', Sentence: 'Paper presented at the 10th International Conference on Turkish Linguistics , 16-18 August , Bozi University , Istanbul , Turkey .'

Output: presented


Input: Consider Input: Given Relationship: 'cross', Sentence: 'This might entail that Caesar did not choose to cross the Rubicon , but that he was acting in a determined manner , like a machine .'

Output: cross


Input: Consider Input: Given Relationship: 'become', Sentence: 'The organization which evolved was the guts of the unit which became the OSS and later the CIA .'


Output: became