context: It is improbable that Daniel dropped the milk. We believe that Sandra grabbed the milk. There is little chance that Greg is green. It is probably the case that if Daniel dropped the milk, or Greg is green, then Brian is green. Chances are slight that if Daniel dropped the milk, or Sandra grabbed the milk, then John put down the apple. It is unlikely that if either Daniel dropped the milk, or Greg is green, then Lily is yellow.
hypothesis: We believe that john put down the apple, or Sandra grabbed the milk.
valid_hypothesis: We believe that john put down the apple, or Sandra grabbed the milk.
invalid_hypothesis: We doubt that john put down the apple, or Sandra grabbed the milk.
hypothesis_assertion: John put down the apple, or Sandra grabbed the milk.