Roberto Sebastián Antonio Matta Echaurren (.mw-parser-output.IPA-label-small{font-size:85%}.mw-parser-output.references.IPA-label-small,.mw-parser-output.infobox.IPA-label-small,.mw-parser-output.navbox.IPA-label-small{font-size:100%} Spanish: [roˈβeɾto ˈmata] ; November 11, 1911 – November 23, 2002), better known as Roberto Matta, was one of Chile 's best-known painters and a seminal figure in 20th century abstract expressionist and surrealist art across the Americas and Europe.