context: There is almost no chance that Brian is a rhino. There is a very good chance that Greg is green. It is improbable that Bernhard is a frog. It is highly unlikely that if Bernhard is a frog, and Brian is a rhino, then Julie is in the bedroom. We doubt that if Bernhard is a frog, or Brian is a rhino, then Mary put down the apple. We believe that if Greg is green, and Brian is a rhino, then Lily is a swan.
hypothesis: We believe that bernhard is a frog, and Greg is green.
valid_hypothesis: Chances are slight that bernhard is a frog, and Greg is green.
invalid_hypothesis: We believe that bernhard is a frog, and Greg is green.
hypothesis_assertion: Bernhard is a frog, and Greg is green.