<http://schema.org/headline>
"String Quartet No. 12 in E flat major, Op. 127: Scherzando vivace by Alexander String Quartet"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Alexander-String-Quartet_String-Quartet-No-12-in-E-flat-majo/QbNbG>