first Symphony
... that the second movement of Louis Moreau Gottschalk's first Symphony is probably the first orchestral setting of a samba?
... that the second movement of <a href="./Louis_Moreau_Gottschalk" id="mwBqc" rel="mw:WikiLink" title="Louis Moreau Gottschalk">Louis Moreau Gottschalk</a>'s <b id="mwBqg"><a href="./Symphony_No._1_(Gottschalk)" id="mwBqk" rel="mw:WikiLink" title="Symphony No. 1 (Gottschalk)">first Symphony</a></b> is probably the first orchestral setting of a <a href="./Samba" id="mwBqo" rel="mw:WikiLink" title="Samba">samba</a>?