context: It is probably the case that Brian is white. It is probably not the case that Winona is a mouse. There is a very good chance that Mary dropped the apple. It is likely that if either Brian is white, or Winona is a mouse, then Daniel left the milk. It is probably the case that if Winona is a mouse, or Brian is white, then John took the apple. It is probable that if either Winona is a mouse, or Brian is white, then Lily is a swan.
hypothesis: It is unlikely that brian is white, or Daniel left the milk.
valid_hypothesis: We believe that brian is white, or Daniel left the milk.
invalid_hypothesis: It is unlikely that brian is white, or Daniel left the milk.
hypothesis_assertion: Brian is white, or Daniel left the milk.