Definition: 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: Given Relationship: 'be columnist for', Sentence: 'As columnist Michael Gerson pointed out in The Washington Post , Obama has cited not just African-American activists Frederick Douglass and Martin Luther King Jr. , but Abraham Lincoln and William Jennings Bryan in this connection .'
Output:
columnist