context: Chances are slight that Brian is a frog. We believe that Emily is a cat. There is almost no chance that Greg is white.
hypothesis: It is almost certain that greg is white, and Emily is a cat.
valid_hypothesis: There is almost no chance that greg is white, and Emily is a cat.
invalid_hypothesis: It is almost certain that greg is white, and Emily is a cat.
hypothesis_assertion: Greg is white, and Emily is a cat.