context: There is almost no chance that Lily is green. There is a very good chance that Winona is a mouse. It is certain that Julius is a swan. Chances are about even that if Winona is a mouse, and Julius is a swan, then Sandra got the apple. It is highly likely that if Julius is a swan, and Lily is green, then Bernhard is green. There is almost no chance that if either Lily is green, or Julius is a swan, then Greg is a rhino.
hypothesis: Chances are about even that bernhard is green, and Lily is green.
valid_hypothesis: There is almost no chance that bernhard is green, and Lily is green.
invalid_hypothesis: Chances are about even that bernhard is green, and Lily is green.
hypothesis_assertion: Bernhard is green, and Lily is green.