context: It is improbable that Brian is a rhino. It is likely that Sandra left the football. It is impossible that John went to the bedroom.
hypothesis: It is improbable that either Brian is a rhino, or John went to the bedroom.
valid_hypothesis: It is improbable that either Brian is a rhino, or John went to the bedroom.
invalid_hypothesis: It is highly likely that either Brian is a rhino, or John went to the bedroom.
hypothesis_assertion: Either Brian is a rhino, or John went to the bedroom.