context: It is improbable that Bernhard is green. It is probably not the case that Greg is a rhino. It is highly unlikely that Lily is a swan. It is likely that if Lily is a swan, or Greg is a rhino, then Julie is in the office. It is highly likely that if Bernhard is green, and Lily is a swan, then Emily is a mouse. There is a very good chance that if Greg is a rhino, or Bernhard is green, then John went to the hallway.
hypothesis: It is likely that either Greg is a rhino, or John went to the hallway.
valid_hypothesis: It is improbable that either Greg is a rhino, or John went to the hallway.
invalid_hypothesis: It is likely that either Greg is a rhino, or John went to the hallway.
hypothesis_assertion: Either Greg is a rhino, or John went to the hallway.