<http://schema.org/headline>
"\u03A3\u03B5\u03C1\u03AD\u03BD\u03B1 \u03B1\u03C0\u03CC... \u03BB\u03AC\u03C3\u03C4\u03B9\u03C7\u03BF (pics)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.sdna.gr/tenis/wta/article/59090/serena-apo-lastixo-pics>