context: It is probably not the case that Greg is gray. It is highly likely that Gertrude is a wolf. It is highly unlikely that Jessica is a sheep. There is a better than even chance that if Gertrude is a wolf, or Jessica is a sheep, then Daniel got the milk. There is almost no chance that if Gertrude is a wolf, or Jessica is a sheep, then Julius is a lion. It is probably not the case that if Jessica is a sheep, or Greg is gray, then Sandra left the milk.
hypothesis: It is probably not the case that greg is gray, or Julius is a lion.
valid_hypothesis: It is probably not the case that greg is gray, or Julius is a lion.
invalid_hypothesis: It is almost certain that greg is gray, or Julius is a lion.
hypothesis_assertion: Greg is gray, or Julius is a lion.