Sonata in C major for piano four-hands
... that the Sonata in C major for piano four-hands by Franz Schubert was, for over a century after its publication in 1837, thought of as a symphony in disguise?
... that the <b id="mwA6s"><a href="./Sonata_in_C_major_for_piano_four-hands,_D_812_(Schubert)" id="mwA6w" rel="mw:WikiLink" title="Sonata in C major for piano four-hands, D 812 (Schubert)">Sonata in C<span id="mwA60" typeof="mw:Entity"> </span>major for piano four-hands</a></b> by <a href="./Franz_Schubert" id="mwA64" rel="mw:WikiLink" title="Franz Schubert">Franz Schubert</a> was, for over a century after its publication in 1837, thought of as a <a href="./Symphony" id="mwA68" rel="mw:WikiLink" title="Symphony">symphony</a> in disguise?