Femme au béret et à la robe quadrillée (Marie-Thérèse Walter) is an oil painting on canvas by Pablo Picasso, who created in 1937. It is a portrait of Marie-Thérèse Walter, Picasso's lover and muse during this period and was created with elements of Cubism. The most sceptical say that these works are false, experts say they are imitations. WHAT DO YOU SAY?