context: It is almost certain that Lily is white. There is a better than even chance that Greg is yellow. It is probably the case that Antoine is bored. It is improbable that if Antoine is bored, and Greg is yellow, then Bernhard is green. It is probably not the case that if Antoine is bored, and Greg is yellow, then John moved to the garden. Chances are about even that if Greg is yellow, or Antoine is bored, then Mary is in the bedroom.
hypothesis: There is a better than even chance that either Greg is yellow, or Bernhard is green.
valid_hypothesis: There is a better than even chance that either Greg is yellow, or Bernhard is green.
invalid_hypothesis: There is almost no chance that either Greg is yellow, or Bernhard is green.
hypothesis_assertion: Either Greg is yellow, or Bernhard is green.