context: There is a very good chance that Greg is yellow. Chances are about even that Bernhard is a frog. It is certain that Daniel is in the office. It is impossible that if either Greg is yellow, or Daniel is in the office, then Jason is bored. It is highly likely that if Greg is yellow, and Daniel is in the office, then Mary grabbed the milk. Chances are about even that if Greg is yellow, or Bernhard is a frog, then Julius is white.
hypothesis: It is probable that bernhard is a frog, and Julius is white.
valid_hypothesis: It is probably not the case that bernhard is a frog, and Julius is white.
invalid_hypothesis: It is probable that bernhard is a frog, and Julius is white.
hypothesis_assertion: Bernhard is a frog, and Julius is white.