Input: Sentence 1: While reading Allen Ginsberg's Secret, by Paul Berman, regarding the poet's confession of altering a poem Norman Podhoretz had submitted to the Columbia Review , I was struck by a dark  What if Allen Ginsberg and Norman Podhoretz were the same person? Sentence 2:  I was struck by a dark What if Allen Ginsberg and Norman Podhoretz were the same person
Output: 

 yes