context: We doubt that Sandra dropped the apple. It is unlikely that Bernhard is a rhino. It is highly unlikely that Daniel left the milk.
hypothesis: It is probably not the case that either Bernhard is a rhino, or Sandra dropped the apple.
valid_hypothesis: It is probably not the case that either Bernhard is a rhino, or Sandra dropped the apple.
invalid_hypothesis: There is a very good chance that either Bernhard is a rhino, or Sandra dropped the apple.
hypothesis_assertion: Either Bernhard is a rhino, or Sandra dropped the apple.