symphony
... that a directional crisis delayed completion of a Schubert symphony for 191 years?
... that a directional crisis delayed completion of a <a href="./Franz_Schubert" id="mwDNE" rel="mw:WikiLink" title="Franz Schubert">Schubert</a> <b id="mwDNI"><a class="mw-redirect" href="./Symphony,_D._708a_(Schubert)" id="mwDNM" rel="mw:WikiLink" title="Symphony, D. 708a (Schubert)">symphony</a></b> for 191 years?