<http://schema.org/headline>
"\u611B\u3060\u308D\u3046 by DATE OF BIRTH"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/DATE-OF-BIRTH_%E6%84%9B%E3%81%A0%E3%82%8D%E3%81%86/PdZND>