context: It is likely that Sandra got the apple. It is probably the case that Brian is a lion. It is probable that Lily is yellow.
hypothesis: It is almost certain that brian is a lion, and Sandra got the apple.
valid_hypothesis: Chances are about even that brian is a lion, and Sandra got the apple.
invalid_hypothesis: It is almost certain that brian is a lion, and Sandra got the apple.
hypothesis_assertion: Brian is a lion, and Sandra got the apple.