context: It is probably not the case that Greg is white. It is probably not the case that Julius is green. We believe that John took the milk.
hypothesis: There is a very good chance that julius is green, or John took the milk.
valid_hypothesis: There is a very good chance that julius is green, or John took the milk.
invalid_hypothesis: There is little chance that julius is green, or John took the milk.
hypothesis_assertion: Julius is green, or John took the milk.