Within the contemporary music scene itself, there are also works which are generally regarded as extreme. These include works such as Brian Ferneyhough's Kurze Schatten II,Kurze Schatten II by Brian Ferneyhough – Edition Peters (score sample ) Sven-David Sandström's away fromaway from by Sven-David Sandström – Gehrmans Musikförlag and Rolf Riehm's Toccata Orpheus etc. which are notorious for their extreme difficulty.
