context: An artist dressed in a gray sweatshirt is working on a brightly colored painting of a town.
hypothesis: It is unlikely that a painter is wearing a dark colored apron with a brush in her right hand.
valid_hypothesis: It is unlikely that a painter is wearing a dark colored apron with a brush in her right hand.
invalid_hypothesis: It is probable that a painter is wearing a dark colored apron with a brush in her right hand.
hypothesis_assertion: A painter is wearing a dark colored apron with a brush in her right hand.