context: It is probably the case that Winona is a mouse. We doubt that Gertrude is a wolf. There is almost no chance that Emily is a sheep. There is little chance that if Emily is a sheep, or Gertrude is a wolf, then John left the apple. Chances are slight that if Emily is a sheep, and Winona is a mouse, then Bill went to the cinema. It is certain that if Gertrude is a wolf, or Emily is a sheep, then Daniel took the apple.
hypothesis: It is likely that emily is a sheep, or Winona is a mouse.
valid_hypothesis: It is likely that emily is a sheep, or Winona is a mouse.
invalid_hypothesis: It is probably not the case that emily is a sheep, or Winona is a mouse.
hypothesis_assertion: Emily is a sheep, or Winona is a mouse.