<http://schema.org/headline>
"Symphony No. 7 in C Major, Op. 60, &amp;#34;Leningrad&amp;#34;: I. Allegretto by Mstislav Rostropovitch &amp;amp; National Symphony Orchestra"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/Mstislav-Rostropovich-%26-National-Symphony-Orchestra_Symphony/PVPIt>