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: 'speak at', Sentence: 'He would probably rather forget the principles I heard him defend in a closed forum last year arguing against inviting Ahmadinejad to speak at Columbia after a previous attempt to have him speak at the institution without Bollinger 's knowledge fell through .'

Output: speak


Input: Consider Input: Given Relationship: 'win', Sentence: 'The Boston Red Sox Sports Odds of winning the 2009 World Series are currently fourth best in baseball , at +800 .'

Output: in


Input: Consider Input: Given Relationship: 'be author of', Sentence: 'Based on the comic books by Will Eisner , The Spirit is written and directed by Sin City author Frank Miller and stars Gabriel Macht as ex-cop Denny Colt , who is now apparently immortal after being killed and somehow brought back to life .'


Output: author