premise: A woman in a gray sweatshirt is sitting on the floor with her small dog that is wrapped in a blanket. hypothesis: The woman is swimming in the ocean.
contradiction: A woman sitting on the floor is likely indoors and not active while swimming in the ocean is outside and very active.|contradiction: If a woman is sitting on the floor she is not swimming in the ocean.|contradiction: One can't be swimming in the ocean and sitting on the floor at the same time.