context: There is a very good chance that Greg is a swan. It is impossible that Sandra left the apple. It is probably the case that Mary went to the hallway. It is probably not the case that if either Mary went to the hallway, or Greg is a swan, then Brian is gray. It is likely that if Sandra left the apple, or Mary went to the hallway, then Jessica is a mouse. It is impossible that if Greg is a swan, or Mary went to the hallway, then Lily is white.
hypothesis: It is highly likely that greg is a swan, or Jessica is a mouse.
valid_hypothesis: It is highly likely that greg is a swan, or Jessica is a mouse.
invalid_hypothesis: We doubt that greg is a swan, or Jessica is a mouse.
hypothesis_assertion: Greg is a swan, or Jessica is a mouse.