context: There is little chance that John dropped the milk. There is little chance that Mary went to the office. There is almost no chance that Bernhard is a swan.
hypothesis: Chances are slight that either Bernhard is a swan, or John dropped the milk.
valid_hypothesis: Chances are slight that either Bernhard is a swan, or John dropped the milk.
invalid_hypothesis: It is highly likely that either Bernhard is a swan, or John dropped the milk.
hypothesis_assertion: Either Bernhard is a swan, or John dropped the milk.