<http://schema.org/headline>
"Weihnachten by Pl\u00E1cido Domingo"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Pl%C3%A1cido-Domingo-Steven-Mercurio-Elizabeth-Ziegler-Gumpoldski/PZFnd>