context: It is highly likely that Sandra got the milk. It is probable that Bernhard is green. There is little chance that Brian is a rhino. Chances are about even that if Sandra got the milk, or Brian is a rhino, then Julius is yellow. It is impossible that if either Sandra got the milk, or Brian is a rhino, then John went to the hallway. There is little chance that if Brian is a rhino, or Sandra got the milk, then Mary moved to the garden.
hypothesis: Chances are about even that julius is yellow, or Brian is a rhino.
valid_hypothesis: Chances are about even that julius is yellow, or Brian is a rhino.
invalid_hypothesis: It is impossible that julius is yellow, or Brian is a rhino.
hypothesis_assertion: Julius is yellow, or Brian is a rhino.