<http://schema.org/headline>
"Il Trovatore : Act IV, Scene II, &amp;#34;S\u00EC, la stanchezza&amp;#34; by Jussi Bj\u00F6rling, Vittorio Gui, Gina Cigna, Gertrud Wettergren, Mario Basiola &amp;amp; Corrado Zambelli"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Vittorio-Gui-Jussi-Bj%C3%B6rling-Gina-Cigna-Gertrud-Wettergren-Ma/OOlKY>