context: It is probable that Greg is white. It is highly unlikely that Lily is a swan. It is almost certain that Bernhard is green.
hypothesis: There is almost no chance that either Bernhard is green, or Lily is a swan.
valid_hypothesis: It is highly likely that either Bernhard is green, or Lily is a swan.
invalid_hypothesis: There is almost no chance that either Bernhard is green, or Lily is a swan.
hypothesis_assertion: Either Bernhard is green, or Lily is a swan.