context: Two men stand in an electric outdoor lift.
hypothesis: It is impossible that the two men are inspectors for the FDA, waiting to inspect the second level of the pharmaceutical plant.
valid_hypothesis: It is impossible that the two men are inspectors for the FDA, waiting to inspect the second level of the pharmaceutical plant.
invalid_hypothesis: Chances are about even that the two men are inspectors for the FDA, waiting to inspect the second level of the pharmaceutical plant.
hypothesis_assertion: The two men are inspectors for the FDA, waiting to inspect the second level of the pharmaceutical plant.