context: It is improbable that Bernhard is a swan. There is little chance that Brian is green. It is probable that Lily is a lion. It is probably not the case that if Brian is green, and Lily is a lion, then John grabbed the milk. It is highly unlikely that if Lily is a lion, and Brian is green, then Mary moved to the garden. It is highly likely that if Bernhard is a swan, or Brian is green, then Jason is bored.
hypothesis: It is impossible that bernhard is a swan, and Mary moved to the garden.
valid_hypothesis: It is impossible that bernhard is a swan, and Mary moved to the garden.
invalid_hypothesis: It is probably the case that bernhard is a swan, and Mary moved to the garden.
hypothesis_assertion: Bernhard is a swan, and Mary moved to the garden.