context: It is almost certain that Bernhard is a rhino. It is almost certain that Emily is a sheep. There is almost no chance that Brian is white.
hypothesis: It is certain that brian is white, and Emily is a sheep.
valid_hypothesis: There is almost no chance that brian is white, and Emily is a sheep.
invalid_hypothesis: It is certain that brian is white, and Emily is a sheep.
hypothesis_assertion: Brian is white, and Emily is a sheep.