context: It is probable that John grabbed the milk. Chances are slight that Jeff dropped the apple. There is little chance that Julius is a rhino.
hypothesis: There is almost no chance that jeff dropped the apple, or John grabbed the milk.
valid_hypothesis: We believe that jeff dropped the apple, or John grabbed the milk.
invalid_hypothesis: There is almost no chance that jeff dropped the apple, or John grabbed the milk.
hypothesis_assertion: Jeff dropped the apple, or John grabbed the milk.