Text: After writing a polemical 1996 essay attacking Huckleberry Finn as immoral, Pulitzer Prize winner Smiley sets out to improve on Twain with a novel about an abolitionist woman in antebellum Kansas Territory.
Entailment: Smiley wrote a polemical essay in 1996 labeling Huckleberry Finn as immoral.
Contradiction: Smiley wrote a polemical essay in 1996 labeling Huckleberry Finn as the best character ever existed.