Sverre Valen
... that Sverre Valen conducted his last concert in 2013, aged 88?
... that <b id="mwA28"><a href="./Sverre_Valen" id="mwA3A" rel="mw:WikiLink" title="Sverre Valen">Sverre Valen</a></b> conducted his last concert in 2013, aged 88?