The winning bid comes over the phone via the woman to the right. Sotheby's sale of post-war and contemporary art - highlights include: a group of works from an Important Swedish Private Collection, including Lucio Fontana&rsquo;s rarely seen masterwork, Concetto Spaziale, Attese (1965) Estimate &pound;5,000,000 &mdash; 7,000,000, and Robert Rauschenberg&rsquo;s Untitled (Small oil on canvas #4) (1963) Estimate &pound;800,000 &mdash; 1,200,000; s a self- portrait diptych by Francis Bacon from 1977 Estimate &pound;13,000,000 &mdash; 18,000,000; a monumental and mesmeric Abstraktes Bild by Gerhard Richter Estimate &pound;14,000,000 &mdash; 20,000,000; and works by Cy Twombly, Nicolas de Sta&euml;l, Yves Klein (pictured Blue), Jean-Michel Basquiat and Andy Warhol.