context: It is almost certain that Greg is gray. It is almost certain that Fred moved to the office. It is certain that Lily is a swan.
hypothesis: It is highly likely that either Fred moved to the office, or Greg is gray.
valid_hypothesis: Chances are slight that either Fred moved to the office, or Greg is gray.
invalid_hypothesis: It is highly likely that either Fred moved to the office, or Greg is gray.
hypothesis_assertion: Either Fred moved to the office, or Greg is gray.