context: It is highly likely that Lily is a swan. It is unlikely that Greg is green. There is little chance that Mary moved to the office.
hypothesis: There is little chance that mary moved to the office, and Lily is a swan.
valid_hypothesis: There is little chance that mary moved to the office, and Lily is a swan.
invalid_hypothesis: It is certain that mary moved to the office, and Lily is a swan.
hypothesis_assertion: Mary moved to the office, and Lily is a swan.