<http://schema.org/keywords>
"Apple, iPhone, iPhone 6, iphone 6 plus, iphone 6+, nab\u00EDjanie, ohe\u0148, horie\u0165"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.thinkapple.sk/2016/01/02/iphone-6-plus-zacal-pri-nabijani-horiet/>