Premise: Pablo Picasso ( [ pɪˈkɑːsoʊ , _ - ˈkæsoʊ ] [ ˈpaβlo piˈkaso ] ; 25 October 1881 -- 8 April 1973 ) was a Spanish painter , sculptor , printmaker , ceramicist , stage designer , poet and playwright who spent most of his adult life in France . Regarded as one of the most influential artists of the 20th century , he is known for co-founding the Cubist movement , the invention of constructed sculpture , the co-invention of collage , and for the wide variety of styles that he helped develop and explore . Among his most famous works are the proto-Cubist Les Demoiselles d'Avignon ( 1907 ) , and Guernica ( 1937 ) , a dramatic portrayal of the bombing of Guernica by the German and Italian airforces . While the names of many of his later periods are debated , the most commonly accepted periods in his work are the Blue Period ( 1901 -- 1904 ) , the Rose Period ( 1904 -- 1906 ) , the African-influenced Period ( 1907 -- 1909 ) , Analytic Cubism ( 1909 -- 1912 ) , and Synthetic Cubism ( 1912 -- 1919 ) , also referred to as the Crystal period .
Hypothesis: Pablo Picasso was an artist.
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