{ "items" : [
    { "id" : "http://dbpedia.org/resource/Titanium_alloy"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "Titanium alloys are metals that contain a mixture of titanium and other chemical elements. Such alloys have very high tensile strength and toughness (even at extreme temperatures). They are light in weight, have extraordinary  corrosion resistance and the ability to withstand extreme temperatures."] } } }
