context: It is unlikely that Julius is white. There is almost no chance that Sandra put down the milk. It is impossible that Bernhard is white. There is a very good chance that if Bernhard is white, or Julius is white, then Mary went to the bedroom. It is improbable that if Bernhard is white, and Sandra put down the milk, then Lily is a frog. It is unlikely that if Sandra put down the milk, and Julius is white, then Fred is in the kitchen.
hypothesis: It is almost certain that sandra put down the milk, and Bernhard is white.
valid_hypothesis: It is impossible that sandra put down the milk, and Bernhard is white.
invalid_hypothesis: It is almost certain that sandra put down the milk, and Bernhard is white.
hypothesis_assertion: Sandra put down the milk, and Bernhard is white.