context: It is highly likely that Mary took the milk. We believe that Julius is a rhino. It is highly unlikely that Sandra left the milk. It is impossible that if Sandra left the milk, or Julius is a rhino, then Julie is in the kitchen. Chances are slight that if either Julius is a rhino, or Sandra left the milk, then John went to the garden. It is certain that if either Mary took the milk, or Sandra left the milk, then Greg is yellow.
hypothesis: We believe that either Sandra left the milk, or Julie is in the kitchen.
valid_hypothesis: It is highly unlikely that either Sandra left the milk, or Julie is in the kitchen.
invalid_hypothesis: We believe that either Sandra left the milk, or Julie is in the kitchen.
hypothesis_assertion: Either Sandra left the milk, or Julie is in the kitchen.