context: It is highly likely that Bernhard is yellow. Chances are slight that John grabbed the milk. There is almost no chance that Brian is a frog. It is highly likely that if Brian is a frog, or Bernhard is yellow, then Greg is green. It is probably not the case that if Brian is a frog, and Bernhard is yellow, then Mary moved to the office. It is certain that if either John grabbed the milk, or Brian is a frog, then Lily is a rhino.
hypothesis: It is probably the case that brian is a frog, or Lily is a rhino.
valid_hypothesis: There is little chance that brian is a frog, or Lily is a rhino.
invalid_hypothesis: It is probably the case that brian is a frog, or Lily is a rhino.
hypothesis_assertion: Brian is a frog, or Lily is a rhino.