<http://schema.org/headline>
"Polovetsian Dances from Prince Igor: Allegro by Cleveland Orchestra &amp;amp; George Szell"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/George-Szell-%26-Cleveland-Orchestra_Polovetsian-Dances-from-P/PKZ87>