Premise: Clark Joseph Kent is a fictional character appearing in American comic books published by DC Comics . Created by Jerry Siegel and Joe Shuster , he debuted in Action Comics # 1 ( June 1938 ) and serves as the civilian and secret identity of the superhero Superman . Superman . As Clark Kent , he is a journalist for the Daily Planet , a Metropolis newspaper .
Hypothesis: Clark Kent is Superman.
Label: ENTAILMENT