context: It is almost certain that Lily is green. We doubt that Greg is white. It is unlikely that Julius is a rhino. It is probable that if either Julius is a rhino, or Greg is white, then Sandra left the milk. There is little chance that if Greg is white, and Julius is a rhino, then Bernhard is a frog. There is little chance that if either Greg is white, or Julius is a rhino, then Daniel is in the garden.
hypothesis: We doubt that bernhard is a frog, or Lily is green.
valid_hypothesis: It is almost certain that bernhard is a frog, or Lily is green.
invalid_hypothesis: We doubt that bernhard is a frog, or Lily is green.
hypothesis_assertion: Bernhard is a frog, or Lily is green.