context: We believe that Sandra got the apple. It is probable that Greg is green. Chances are slight that Bernhard is gray.
hypothesis: It is probable that either Bernhard is gray, or Sandra got the apple.
valid_hypothesis: It is probable that either Bernhard is gray, or Sandra got the apple.
invalid_hypothesis: Chances are slight that either Bernhard is gray, or Sandra got the apple.
hypothesis_assertion: Either Bernhard is gray, or Sandra got the apple.