{ "items" : [
    { "id" : "http://dbpedia.org/resource/Long_March_1D"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "During the 1990's CALT developed an improved version of the DF-4 to test the reentry vehicle warheads of the DF-31. They took advantage of this development and offered it as the Long March 1D for commercial application. The modification included: An DF-4 improved first stage, which used the new version of the YF-2B, and switched propellants to UDMH/N2O4 for improved performance. The use switch of the second stage YF-3A, for the Long March 4 third stage engine, the YF-40." ] ,
        "http://xmlns.com/foaf/0.1/name" : [ "Long March 1D" ] ,
        "http://dbpedia.org/ontology/comparable" : [ "http://dbpedia.org/resource/Mu_(rocket_family)" ] ,
        "http://dbpedia.org/ontology/countryOrigin" : [ "http://dbpedia.org/resource/China" ] ,
        "http://dbpedia.org/ontology/diameter" : [ 2.25 ] ,
        "http://dbpedia.org/ontology/failedLaunches" : [ 1 ] ,
        "http://dbpedia.org/ontology/finalFlight" : [ "2002-01-03Z" ] ,
        "http://dbpedia.org/ontology/height" : [ 28.22 ] ,
        "http://dbpedia.org/ontology/launchSite" : [ "http://dbpedia.org/resource/Taiyuan_Satellite_Launch_Center" ] ,
        "http://dbpedia.org/ontology/maidenFlight" : [ "1995-06-01Z" ] ,
        "http://dbpedia.org/ontology/manufacturer" : [ "http://dbpedia.org/resource/China_Academy_of_Launch_Vehicle_Technology" ] ,
        "http://dbpedia.org/ontology/mass" : [ 81650000 ] ,
        "http://dbpedia.org/ontology/rocketFunction" : [ "http://dbpedia.org/resource/Orbital_spaceflight" ] ,
        "http://dbpedia.org/ontology/rocketStages" : [ 3 ] ,
        "http://dbpedia.org/ontology/status" : [ "Retired" ] ,
        "http://dbpedia.org/ontology/successfulLaunches" : [ 2 ] ,
        "http://dbpedia.org/ontology/totalLaunches" : [ 3] } } }
