context: It is highly likely that Greg is a swan. It is highly unlikely that Bernhard is a lion. We doubt that Jeff went to the garden. It is probably not the case that if Greg is a swan, or Bernhard is a lion, then John got the apple. It is probably the case that if either Greg is a swan, or Bernhard is a lion, then Mary moved to the office. It is almost certain that if Bernhard is a lion, or Greg is a swan, then Julius is a rhino.
hypothesis: It is highly likely that julius is a rhino, and Bernhard is a lion.
valid_hypothesis: It is highly unlikely that julius is a rhino, and Bernhard is a lion.
invalid_hypothesis: It is highly likely that julius is a rhino, and Bernhard is a lion.
hypothesis_assertion: Julius is a rhino, and Bernhard is a lion.