{ "items" : [
    { "id" : "http://dbpedia.org/resource/Book_series"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "A book series is a sequence of books having certain characteristics in common that are formally identified together as a group. Book series can be organized in different ways, such as written by the same author, or marketed as a group by their publisher."] } } }
