With no explanation, label text_A→text_B with either "NOT ENOUGH INFO", "REFUTES" or "SUPPORTS".
text_A: The Great Gatsby looks at themes of social upheaval .
text_B: 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 .
SUPPORTS.