context: There is a very good chance that John moved to the office. It is certain that Brian is green. We believe that Greg is yellow. It is likely that if either Greg is yellow, or Brian is green, then Julius is a rhino. It is highly unlikely that if John moved to the office, and Greg is yellow, then Mary left the apple. There is little chance that if either Brian is green, or Greg is yellow, then Emily is a cat.
hypothesis: There is almost no chance that mary left the apple, and Brian is green.
valid_hypothesis: There is almost no chance that mary left the apple, and Brian is green.
invalid_hypothesis: There is a better than even chance that mary left the apple, and Brian is green.
hypothesis_assertion: Mary left the apple, and Brian is green.