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: 'surrender at', Sentence: 'When Cornwallis surrendered at Yorktown it is said while the British played The World Turned Upside Down , the Americans played Yankee Doodle .'

Output: surrendered


Input: Consider Input: Given Relationship: 'run on', Sentence: 'I have managed to run successfully lighttpd + PHP on FastCGI on Windows .'

Output: run


Input: Consider Input: Given Relationship: 'be executive of', Sentence: 'Operational responsibility is delegated by the Council to the Vice-Chancellor as Chief Executive Officer of the University .'


Output: Executive