context: It is probably the case that John moved to the office. Chances are slight that Mary put down the milk. It is likely that Bernhard is gray. There is little chance that if John moved to the office, or Bernhard is gray, then Lily is a lion. It is probably not the case that if either Mary put down the milk, or Bernhard is gray, then Julius is a lion. Chances are about even that if John moved to the office, or Bernhard is gray, then Emily is a mouse.
hypothesis: We believe that bernhard is gray, or Mary put down the milk.
valid_hypothesis: We believe that bernhard is gray, or Mary put down the milk.
invalid_hypothesis: We doubt that bernhard is gray, or Mary put down the milk.
hypothesis_assertion: Bernhard is gray, or Mary put down the milk.