Sequenza VII
... that Luciano Berio wrote Sequenza VII for a performer with a "virtuosity of the intellect", utilizing a variety of extended techniques?
... that <a href="./Luciano_Berio" id="mwB_Y" rel="mw:WikiLink" title="Luciano Berio">Luciano Berio</a> wrote <i id="mwB_c"><b id="mwB_g"><a href="./Sequenza_VII" id="mwB_k" rel="mw:WikiLink" title="Sequenza VII">Sequenza VII</a></b></i> for a performer with a "virtuosity of the intellect", utilizing a variety of <a href="./Extended_technique" id="mwB_o" rel="mw:WikiLink" title="Extended technique">extended techniques</a>?