<http://schema.org/headline>
"Theme for a Dream by Rebecca Pan"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.songpop2.com/content/song/%E6%BD%98%E8%BF%AA%E8%8F%AF_%E5%A4%A2%E8%A3%A1%E5%96%9C%E7%9B%B8%E9%80%A2/QnxRq>