context: It is highly unlikely that Antoine is thirsty. It is impossible that John dropped the apple. We doubt that Greg is a rhino.
hypothesis: It is probably not the case that greg is a rhino, or Antoine is thirsty.
valid_hypothesis: It is probably not the case that greg is a rhino, or Antoine is thirsty.
invalid_hypothesis: It is probable that greg is a rhino, or Antoine is thirsty.
hypothesis_assertion: Greg is a rhino, or Antoine is thirsty.