context: It is improbable that Mary went to the kitchen. It is probably not the case that Bernhard is yellow. It is highly likely that Brian is a frog.
hypothesis: Chances are about even that brian is a frog, or Bernhard is yellow.
valid_hypothesis: It is almost certain that brian is a frog, or Bernhard is yellow.
invalid_hypothesis: Chances are about even that brian is a frog, or Bernhard is yellow.
hypothesis_assertion: Brian is a frog, or Bernhard is yellow.