<http://schema.org/worstRating>
"1"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.gpspower.net/smartphones-navigation-software/339277-map-my-walk-gps-pedometer-v3-11-1-a.html?s=d90c3a7b101cde0eff2e12670a728b41>