Anchor: What distinguishes a good case study from a not-good case study?
Entailed: A not-good case study and a good case study, what distinguishes between them?
Contradiction: There is no difference between a good case study and a bad case study.
Contradiction: Nothing could predict gore's election strategy
Contradiction: A dog is playing a game.
Contradiction: Women talking to each other.
Contradiction: Pepper the Siberian husky is a kind and gentle dog.