context: It is highly likely that Brian is a frog. It is highly likely that Sandra took the football. It is highly likely that Mary put down the apple.
hypothesis: It is certain that mary put down the apple, or Brian is a frog.
valid_hypothesis: It is certain that mary put down the apple, or Brian is a frog.
invalid_hypothesis: We doubt that mary put down the apple, or Brian is a frog.
hypothesis_assertion: Mary put down the apple, or Brian is a frog.