context: It is highly likely that Mary went to the office. It is improbable that Bernhard is white. There is a better than even chance that Lily is a swan.
hypothesis: Chances are slight that bernhard is white, and Mary went to the office.
valid_hypothesis: Chances are slight that bernhard is white, and Mary went to the office.
invalid_hypothesis: It is likely that bernhard is white, and Mary went to the office.
hypothesis_assertion: Bernhard is white, and Mary went to the office.