context: It is almost certain that Bernhard is a swan. We doubt that Brian is yellow. It is probably the case that Antoine is hungry. It is improbable that if Antoine is hungry, and Bernhard is a swan, then Daniel dropped the apple. It is probably not the case that if Brian is yellow, and Bernhard is a swan, then Fred went to the hallway. It is highly likely that if Antoine is hungry, or Bernhard is a swan, then Julius is a lion.
hypothesis: There is a better than even chance that julius is a lion, and Antoine is hungry.
valid_hypothesis: There is a better than even chance that julius is a lion, and Antoine is hungry.
invalid_hypothesis: There is almost no chance that julius is a lion, and Antoine is hungry.
hypothesis_assertion: Julius is a lion, and Antoine is hungry.