context: It is probable that Daniel took the milk. It is almost certain that Bernhard is a swan. It is highly unlikely that Mary went to the kitchen. We doubt that if Bernhard is a swan, and Daniel took the milk, then Jason is bored. There is a better than even chance that if Mary went to the kitchen, or Bernhard is a swan, then Greg is green. It is likely that if Bernhard is a swan, or Mary went to the kitchen, then Julius is a rhino.
hypothesis: It is highly unlikely that julius is a rhino, and Mary went to the kitchen.
valid_hypothesis: It is highly unlikely that julius is a rhino, and Mary went to the kitchen.
invalid_hypothesis: It is highly likely that julius is a rhino, and Mary went to the kitchen.
hypothesis_assertion: Julius is a rhino, and Mary went to the kitchen.