<http://schema.org/keywords>
"\u0391\u03C0\u03B5\u03C1\u03B3\u03AF\u03B5\u03C2"^^<http://www.w3.org/2001/XMLSchema#string>
<http://news247.gr/eidiseis/koinonia/24wrh-apergia-sta-mesa-metaforas-thn-pempth.1932392.html>