For 10 points, identify this painting showing the Infanta Margarita  surrounded by the titular figures, the most famous work of Diego Velazquez.
Nieto is seen pausing in the doorway in the back of this painting. Isabel de Velasco is poised to curtsy to the central figure of this painting, and Maria de Sotomayor offers a drink on a golden tray. In the foreground a dwarf tries to rouse a mastiff with his foot. Philip IV and Mariana of Austria are seen in the mirror hung in the back of this painting, and the artist himself is seen working at a large canvas. For 10 points, identify this painting showing the Infanta Margarita  surrounded by the titular figures, the most famous work of Diego Velazquez.
Nieto is seen pausing in the doorway in the back of this painting.
Las {Meninasi} or The {Maids of Honor}