context: It is probably not the case that Sandra grabbed the apple. We believe that Mary went to the garden. There is little chance that Brian is gray.
hypothesis: There is a very good chance that sandra grabbed the apple, or Mary went to the garden.
valid_hypothesis: There is a very good chance that sandra grabbed the apple, or Mary went to the garden.
invalid_hypothesis: Chances are slight that sandra grabbed the apple, or Mary went to the garden.
hypothesis_assertion: Sandra grabbed the apple, or Mary went to the garden.