MARC Chagall was a Russian-French artist who was born in 1887 and died in 1985. He is best known for his works of art that combine elements of cubism, surrealism, and expressionism. MARCS is an acronym for the Museum of Art Research and Conservation Studies, which is dedicated to the preservation and study of modern and contemporary art. OILS is an acronym for oil painting, which was one of Chagall's preferred mediums. SITS is an acronym for sculpture in the round, which was another medium used by Chagall. ERTE was the pseudonym of French artist Romain de Tirtoff, who was a contemporary of Chagall and a major influence on his work. KLEE was the pseudonym of Swiss-German artist Paul Klee, who was also a contemporary of Chagall and a major influence on his work.