context: It is probable that Lily is a frog. It is probably not the case that Sandra left the apple. It is almost certain that Mary went to the garden.
hypothesis: It is certain that mary went to the garden, and Sandra left the apple.
valid_hypothesis: It is probably not the case that mary went to the garden, and Sandra left the apple.
invalid_hypothesis: It is certain that mary went to the garden, and Sandra left the apple.
hypothesis_assertion: Mary went to the garden, and Sandra left the apple.