context: It is probably not the case that Julius is green. Chances are about even that Brian is a swan. It is improbable that Jessica is a sheep. There is almost no chance that if Brian is a swan, and Jessica is a sheep, then Bernhard is a frog. It is highly unlikely that if Jessica is a sheep, or Brian is a swan, then Gertrude is a wolf. There is little chance that if Julius is green, and Jessica is a sheep, then Julie is in the bedroom.
hypothesis: It is probably the case that julius is green, and Bernhard is a frog.
valid_hypothesis: It is impossible that julius is green, and Bernhard is a frog.
invalid_hypothesis: It is probably the case that julius is green, and Bernhard is a frog.
hypothesis_assertion: Julius is green, and Bernhard is a frog.