context: It is improbable that Bernhard is a frog. It is likely that Emily is a mouse. It is improbable that Fred moved to the office. It is certain that if Emily is a mouse, and Bernhard is a frog, then Lily is a swan. It is probable that if either Bernhard is a frog, or Emily is a mouse, then Brian is yellow. It is almost certain that if Fred moved to the office, or Emily is a mouse, then John went to the bedroom.
hypothesis: It is highly unlikely that either Fred moved to the office, or Brian is yellow.
valid_hypothesis: Chances are about even that either Fred moved to the office, or Brian is yellow.
invalid_hypothesis: It is highly unlikely that either Fred moved to the office, or Brian is yellow.
hypothesis_assertion: Either Fred moved to the office, or Brian is yellow.