<http://schema.org/headline>
"String Quartet No. 1 in D Major, Op. 11: IV. Finale: Allegro Giusto - Allegro Vivace by Emerson String Quartet"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Emerson-String-Quartet_String-Quartet-No-1-in-D-Major-Op-11-/QtLcI>