context: There is a better than even chance that Bernhard is white. It is almost certain that Lily is a lion. Chances are slight that Winona is a mouse. It is probably not the case that if Bernhard is white, and Winona is a mouse, then Julius is a rhino. It is almost certain that if Lily is a lion, and Bernhard is white, then Mary went to the garden. It is almost certain that if Lily is a lion, and Bernhard is white, then Daniel left the apple.
hypothesis: It is highly unlikely that either Winona is a mouse, or Daniel left the apple.
valid_hypothesis: Chances are about even that either Winona is a mouse, or Daniel left the apple.
invalid_hypothesis: It is highly unlikely that either Winona is a mouse, or Daniel left the apple.
hypothesis_assertion: Either Winona is a mouse, or Daniel left the apple.