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: 'It is true that Mahmod Ahmadinejad is scheduled to speak at Columbia this Monday .'

Output: speak


Input: Consider Input: Given Relationship: 'be spirit of', Sentence: 'For it is only through God in Christ and the Holy Spirit , as Romans 5 says , that hope does not disappoint .'

Output: Spirit


Input: Consider Input: Given Relationship: 'be son of', Sentence: 'Samuel Thomas Miller , son of the late William Frank and Clara Zimmer Miller , was born in St . Francois County , Mo. , on March 17 , 1884 , and passed away at St . John 's Hospital in St . Louis on April 26 , 1948 , aged 64 years 1 month 9 days .'


Output: son