context: There is a better than even chance that Sandra took the football. It is probable that Bernhard is yellow. It is likely that Greg is green. It is unlikely that if either Greg is green, or Bernhard is yellow, then Brian is green. It is impossible that if either Sandra took the football, or Bernhard is yellow, then John went to the hallway. We doubt that if either Greg is green, or Bernhard is yellow, then Julius is a rhino.
hypothesis: We believe that greg is green, or Julius is a rhino.
valid_hypothesis: We believe that greg is green, or Julius is a rhino.
invalid_hypothesis: It is improbable that greg is green, or Julius is a rhino.
hypothesis_assertion: Greg is green, or Julius is a rhino.