context: It is highly unlikely that Bernhard is a swan. It is probably the case that Sandra left the apple. There is a very good chance that Lily is a lion. There is almost no chance that if either Lily is a lion, or Bernhard is a swan, then Julius is a rhino. It is probable that if Bernhard is a swan, or Lily is a lion, then Mary is in the bedroom. There is almost no chance that if Bernhard is a swan, or Sandra left the apple, then Greg is yellow.
hypothesis: It is likely that either Sandra left the apple, or Greg is yellow.
valid_hypothesis: It is likely that either Sandra left the apple, or Greg is yellow.
invalid_hypothesis: It is probably not the case that either Sandra left the apple, or Greg is yellow.
hypothesis_assertion: Either Sandra left the apple, or Greg is yellow.