context: There is a very good chance that Sandra grabbed the milk. It is improbable that John went to the garden. It is improbable that Yann is tired. It is probably not the case that if Yann is tired, and Sandra grabbed the milk, then Brian is a lion. It is likely that if either Yann is tired, or Sandra grabbed the milk, then Greg is white. There is little chance that if Sandra grabbed the milk, and John went to the garden, then Gertrude is a mouse.
hypothesis: There is almost no chance that sandra grabbed the milk, and Brian is a lion.
valid_hypothesis: There is almost no chance that sandra grabbed the milk, and Brian is a lion.
invalid_hypothesis: It is probably the case that sandra grabbed the milk, and Brian is a lion.
hypothesis_assertion: Sandra grabbed the milk, and Brian is a lion.