<http://schema.org/bestRating>
"5"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.gpspower.net/igo-primo-software-tools/309416-megris-international-edition-igo-primo-2-4-9-6-29-331894-android-3.html?s=9260d5a2858bfd56a552067b362c74dc>