Abstract art based on Cézanne's idea that all depiction of nature can be reduced to three solids: cube, sphere and cone. With the painting "Les Demoiselles d'Avignon" (1907), Picasso dramatically created a new and radical picture depicting a raw and primitive brothel scene with five prostitutes, violently painted women, reminiscent of African tribal masks and his own new Cubist inventions. Analytic cubism was jointly developed by Pablo Picasso and Georges Braque, from about 1908 through 1912. Analytic cubism, the first clear manifestation of cubism, was followed by Synthetic cubism, practiced by Braque, Picasso, Fernand Léger, Juan Gris, Albert Gleizes, Marcel Duchamp and
Pablo Picasso powerfully impressed by African artefacts he saw in June 1907 in the ethnographic museum at Palais du Trocadéro. When he displayed the painting to acquaintances in his studio later that year, the nearly universal reaction was shock and revulsion; Matisse angrily dismissed the work as a hoax. Picasso did not exhibit "Le Demoiselles" publicly until 1916. Other works from this period include "Nude with Raised Arms" (1907) and "Three Women" (1908). Formal ideas developed during this period lead directly into the Cubist period that follows. Analytic cubism (1909–1912) is a style of painting Picasso developed with Georges Braque using monochrome