In The Black Duchess, how is the abstract discussed?
The Black Duchess (also Mourning Portrait of the Duchess of Alba or simply  Portrait of the Duchess of Alba) is a 1797 oil-on-canvas painting by Spanish painter Francisco Goya. The subject of the painting is María Cayetana de Silva, 13th Duchess of Alba, then 35 years old. It is a companion piece to the more chaste The White Duchess, completed two years earlier. 
The painting is normally kept in New York, where it forms part of the collection of the Hispanic Society of America.
Francisco Goya Mourning María Cayetana de Silva, 13th Duchess of Alba The White Duchess Hispanic Society of America New York oil-on-canvas