context: It is almost certain that Winona is a mouse. Chances are slight that Sandra got the football. It is highly unlikely that Greg is yellow.
hypothesis: It is unlikely that winona is a mouse, or Greg is yellow.
valid_hypothesis: It is almost certain that winona is a mouse, or Greg is yellow.
invalid_hypothesis: It is unlikely that winona is a mouse, or Greg is yellow.
hypothesis_assertion: Winona is a mouse, or Greg is yellow.