<http://schema.org/ratingValue>
"5"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.gpspower.net/sygic-maps/335058-android-sygic-maps-europe-tomtom-2015-03-a.html?s=449e6ad7d3dcd67ae0ea29fe53f43105>