<http://schema.org/keywords>
"beta, update, iOS, iPhone, iPad, Aktualiz\u00E1cia softv\u00E9ru, iOS 9.2"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.thinkapple.sk/2015/10/29/testujeme-ios-9-2-co-prinasa/>