context: There is a very good chance that Greg is green. It is probably not the case that Lily is a frog. Chances are slight that Mary left the milk. It is impossible that if Mary left the milk, or Greg is green, then Brian is gray. It is almost certain that if Lily is a frog, or Mary left the milk, then Julius is green. There is little chance that if Lily is a frog, and Greg is green, then Sandra got the milk.
hypothesis: It is likely that julius is green, or Mary left the milk.
valid_hypothesis: It is probably not the case that julius is green, or Mary left the milk.
invalid_hypothesis: It is likely that julius is green, or Mary left the milk.
hypothesis_assertion: Julius is green, or Mary left the milk.