context: We doubt that Brian is green. It is probably the case that Sandra grabbed the milk. There is almost no chance that Julius is green. It is likely that if Sandra grabbed the milk, and Julius is green, then Greg is a lion. We believe that if Julius is green, and Sandra grabbed the milk, then Bernhard is a rhino. It is probable that if Brian is green, or Julius is green, then Mary went to the kitchen.
hypothesis: It is probably the case that julius is green, or Greg is a lion.
valid_hypothesis: There is almost no chance that julius is green, or Greg is a lion.
invalid_hypothesis: It is probably the case that julius is green, or Greg is a lion.
hypothesis_assertion: Julius is green, or Greg is a lion.