Question: Mound of Butter is a painting by the 19th-century by which French realist painter, made between 1875 and 1885, the painting is hosted at The National Gallery of Art, and its attached Sculpture Garden, is a national art museum in Washington, D.C., located on the National Mall, between 3rd and 9th Streets, at Constitution Avenue NW?
Sentence (from "Mound of Butter"): The "New York Times" called the painting one of "Washington’s Crown Jewels".
Relevant evidence: No