context: We believe that Julius is a rhino. We believe that Bernhard is white. It is improbable that Jessica is a mouse.
hypothesis: It is probably not the case that either Bernhard is white, or Julius is a rhino.
valid_hypothesis: It is probably not the case that either Bernhard is white, or Julius is a rhino.
invalid_hypothesis: It is probable that either Bernhard is white, or Julius is a rhino.
hypothesis_assertion: Either Bernhard is white, or Julius is a rhino.