context: It is probable that Greg is a rhino. It is highly likely that John went to the bedroom. It is impossible that Mary moved to the office. It is unlikely that if John went to the bedroom, or Greg is a rhino, then Jessica is a cat. It is improbable that if either Greg is a rhino, or Mary moved to the office, then Brian is a swan. There is almost no chance that if either John went to the bedroom, or Mary moved to the office, then Bernhard is gray.
hypothesis: It is improbable that either Bernhard is gray, or Brian is a swan.
valid_hypothesis: It is improbable that either Bernhard is gray, or Brian is a swan.
invalid_hypothesis: It is certain that either Bernhard is gray, or Brian is a swan.
hypothesis_assertion: Either Bernhard is gray, or Brian is a swan.