<http://schema.org/headline>
"Clasico \u03BA\u03B1\u03B9 \u03C3\u03C4\u03B7\u03BD \u03AD\u03C1\u03B7\u03BC\u03BF! (vids)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.sdna.gr/tenis/article/24569/clasico-kai-stin-erimo-vids>