{ "items" : [
    { "id" : "http://dbpedia.org/resource/Magnesium"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "Magnesium is a chemical element with symbol Mg and atomic number 12. It is a shiny gray solid which bears a close physical resemblance to the other five elements in the second column (Group 2, or alkaline earth metals) of the periodic table: they each have the same electron configuration in their outer electron shell producing a similar crystal structure.Magnesium is the ninth most abundant element in the universe."] } } }
