context: It is probably the case that Lily is a frog. It is improbable that Sandra left the milk. It is highly likely that Bernhard is white.
hypothesis: It is almost certain that sandra left the milk, and Lily is a frog.
valid_hypothesis: It is highly unlikely that sandra left the milk, and Lily is a frog.
invalid_hypothesis: It is almost certain that sandra left the milk, and Lily is a frog.
hypothesis_assertion: Sandra left the milk, and Lily is a frog.