context: It is almost certain that Bernhard is a lion. It is highly likely that Julius is green. Chances are slight that Lily is a frog. It is probably not the case that if Bernhard is a lion, and Lily is a frog, then Greg is a rhino. It is highly likely that if either Lily is a frog, or Julius is green, then Mary left the apple. There is little chance that if either Julius is green, or Bernhard is a lion, then Brian is yellow.
hypothesis: It is probably not the case that either Julius is green, or Greg is a rhino.
valid_hypothesis: It is highly likely that either Julius is green, or Greg is a rhino.
invalid_hypothesis: It is probably not the case that either Julius is green, or Greg is a rhino.
hypothesis_assertion: Either Julius is green, or Greg is a rhino.