context: It is impossible that John discarded the apple. Chances are about even that Julius is a rhino. There is almost no chance that Lily is a swan. It is probable that if either John discarded the apple, or Lily is a swan, then Bill is in the school. It is highly unlikely that if Julius is a rhino, or John discarded the apple, then Daniel put down the milk. It is likely that if either John discarded the apple, or Lily is a swan, then Jessica is a sheep.
hypothesis: It is impossible that jessica is a sheep, and John discarded the apple.
valid_hypothesis: It is impossible that jessica is a sheep, and John discarded the apple.
invalid_hypothesis: We believe that jessica is a sheep, and John discarded the apple.
hypothesis_assertion: Jessica is a sheep, and John discarded the apple.