context: It is improbable that Mary moved to the office. There is little chance that Bernhard is green. We believe that Greg is yellow.
hypothesis: It is unlikely that either Bernhard is green, or Greg is yellow.
valid_hypothesis: It is probable that either Bernhard is green, or Greg is yellow.
invalid_hypothesis: It is unlikely that either Bernhard is green, or Greg is yellow.
hypothesis_assertion: Either Bernhard is green, or Greg is yellow.