context: It is impossible that Jason is hungry. It is certain that Julius is green. We doubt that Brian is gray. It is probable that if Jason is hungry, and Brian is gray, then Mary discarded the milk. There is little chance that if Brian is gray, and Jason is hungry, then John picked up the apple. It is almost certain that if Julius is green, or Jason is hungry, then Bernhard is a frog.
hypothesis: It is probably the case that julius is green, and Mary discarded the milk.
valid_hypothesis: It is impossible that julius is green, and Mary discarded the milk.
invalid_hypothesis: It is probably the case that julius is green, and Mary discarded the milk.
hypothesis_assertion: Julius is green, and Mary discarded the milk.