context: There is a very good chance that Mary went to the garden. We doubt that Sandra dropped the milk. There is a very good chance that Lily is a rhino. It is probably the case that if Mary went to the garden, and Lily is a rhino, then Bernhard is yellow. It is impossible that if Sandra dropped the milk, or Mary went to the garden, then Julius is green. It is probably the case that if Lily is a rhino, and Sandra dropped the milk, then Brian is white.
hypothesis: It is impossible that either Julius is green, or Bernhard is yellow.
valid_hypothesis: Chances are about even that either Julius is green, or Bernhard is yellow.
invalid_hypothesis: It is impossible that either Julius is green, or Bernhard is yellow.
hypothesis_assertion: Either Julius is green, or Bernhard is yellow.