context: It is probably the case that Bernhard is a rhino. We doubt that Greg is a swan. It is highly unlikely that Mary is in the bathroom.
hypothesis: It is likely that mary is in the bathroom, or Bernhard is a rhino.
valid_hypothesis: It is likely that mary is in the bathroom, or Bernhard is a rhino.
invalid_hypothesis: There is little chance that mary is in the bathroom, or Bernhard is a rhino.
hypothesis_assertion: Mary is in the bathroom, or Bernhard is a rhino.