context: It is probable that Bernhard is yellow. We doubt that Julius is a rhino. We doubt that Greg is green.
hypothesis: It is probably not the case that greg is green, or Julius is a rhino.
valid_hypothesis: It is probably not the case that greg is green, or Julius is a rhino.
invalid_hypothesis: It is highly likely that greg is green, or Julius is a rhino.
hypothesis_assertion: Greg is green, or Julius is a rhino.