caption: The image shows a painting of a woman in a purple dress sitting at a piano, holding a book in her hands. On the right side of the painting, there is a chair with a cloth draped over it, and on the left side, there are curtains and a wall. In the background, there appears to be a door, and at the top of the image, a light is hanging from the ceiling. The painting is titled "Maria Feodorovna of Russia" and was created in 1839.