<http://schema.org/headline>
"Sonett D 630: Nunmehr, da Himmel, Erde schweigt by Dietrich Fischer-Dieskau &amp;amp; Gerald Moore"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Dietrich-Fischer-Dieskau-%26-Gerald-Moore_Sonett-D-630-Nunmehr/Pri4r>