{ "items" : [
    { "id" : "http://dbpedia.org/resource/Iowa_Primary_Highway_System"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "The primary highway system makes up over 9,000 miles (14,000 km), a mere 8 percent of the U.S. state of Iowa's public road system.  The Iowa Department of Transportation is responsible for the day-to-day maintenance of the primary highway system, which consists of Interstate Highways, United States Highways, and Iowa state highways.  Currently, the longest primary highway is U.S. Route 30 at 332 miles (534 km)." ] ,
        "http://www.w3.org/2000/01/rdf-schema#seeAlso" : [ "http://dbpedia.org/resource/Manual_on_Uniform_Traffic_Control_Devices",
          "http://dbpedia.org/resource/Good_Roads_Movement" ] ,
        "http://xmlns.com/foaf/0.1/depiction" : [ "http://commons.wikimedia.org/wiki/Special:FilePath/Iowa_highways.svg" ] ,
        "http://dbpedia.org/ontology/thumbnail" : [ "http://commons.wikimedia.org/wiki/Special:FilePath/Iowa_highways.svg?width=300"] } } }
