<http://schema.org/headline>
"Sefaa Esec Theme and 6 Variations, Op. 15, VL 258: I. Variation 1 by Nikolaus Lahusen"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Nikolaus-Lahusen_Sefaa-Esec-Theme-and-6-Variations-Op-15-VL-/PAA0q>