context: A black dog is coming out of the ocean water on the beach with something in its mouth.
hypothesis: We doubt that the dog is coming out of the ocean with a stick in its mouth.
valid_hypothesis: It is probably the case that the dog is coming out of the ocean with a stick in its mouth.
invalid_hypothesis: We doubt that the dog is coming out of the ocean with a stick in its mouth.
hypothesis_assertion: The dog is coming out of the ocean with a stick in its mouth.