context: It is almost certain that Bernhard is white. It is probably the case that Jeff dropped the apple. It is probable that Daniel put down the milk.
hypothesis: It is impossible that daniel put down the milk, and Bernhard is white.
valid_hypothesis: It is probably the case that daniel put down the milk, and Bernhard is white.
invalid_hypothesis: It is impossible that daniel put down the milk, and Bernhard is white.
hypothesis_assertion: Daniel put down the milk, and Bernhard is white.