context: It is highly unlikely that Sandra took the milk. It is unlikely that Jeff went to the office. It is highly unlikely that Brian is a rhino. It is likely that if Jeff went to the office, and Brian is a rhino, then Bernhard is white. It is certain that if Sandra took the milk, and Jeff went to the office, then Emily is a mouse. It is improbable that if Brian is a rhino, or Jeff went to the office, then Lily is yellow.
hypothesis: It is highly unlikely that sandra took the milk, or Emily is a mouse.
valid_hypothesis: It is highly unlikely that sandra took the milk, or Emily is a mouse.
invalid_hypothesis: It is almost certain that sandra took the milk, or Emily is a mouse.
hypothesis_assertion: Sandra took the milk, or Emily is a mouse.