<http://schema.org/headline>
"\u03A4\u03B1 \u03C0\u03C1\u03CE\u03C4\u03B1 \u03C0\u03B1\u03C1\u03AC\u03C0\u03BF\u03BD\u03B1 \u03B3\u03B9\u03B1 \u03C4\u03BF iPhone 4  "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.otherside.gr/2010/06/parapona-gia-to-iphone-4/>