Premise: 15 It was a long time before Tuppence went to sleep that night, and, when at length she did, she dreamed that Mr. Whittington had set her to washing up a pile of Esthonia Glassware, which bore an unaccountable resemblance to hospital plates!
Hypothesis: That night, Tuppence had a severe case of insomnia and stayed up all night. 
Label: contradiction