context: It is almost certain that Brian is green. It is probable that Mary dropped the milk. There is a better than even chance that Greg is yellow.
hypothesis: It is unlikely that mary dropped the milk, or Brian is green.
valid_hypothesis: It is certain that mary dropped the milk, or Brian is green.
invalid_hypothesis: It is unlikely that mary dropped the milk, or Brian is green.
hypothesis_assertion: Mary dropped the milk, or Brian is green.