Premise: The Great Gatsby . Considered to be Fitzgerald 's magnum opus , The Great Gatsby explores themes of decadence , idealism , resistance to change , social upheaval , and excess , creating a portrait of the Jazz Age or the Roaring Twenties that has been described as a cautionary tale regarding the American Dream .
Hypothesis: The Great Gatsby is considered to be Fitzgerald's magnum opus.
Label: ENTAILMENT