<http://schema.org/headline>
"la Traviata: Di Provenza Il Mar by Anna Moffo, Renato Cioni &amp;amp; Herbert von Karajan"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Anna-Moffo-Renato-Cioni-%26-Herbert-von-Karajan_la-Traviata-Di/Qs8kk>