context: It is certain that Sandra got the football. There is a better than even chance that Bernhard is a rhino. It is probably the case that Julie is in the cinema.
hypothesis: It is impossible that either Julie is in the cinema, or Bernhard is a rhino.
valid_hypothesis: Chances are about even that either Julie is in the cinema, or Bernhard is a rhino.
invalid_hypothesis: It is impossible that either Julie is in the cinema, or Bernhard is a rhino.
hypothesis_assertion: Either Julie is in the cinema, or Bernhard is a rhino.