{ "items" : [
    { "id" : "http://dbpedia.org/resource/Data_retrieval"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "Data retrieval means obtaining data from a database management system such as ODBMS. In this case, it is considered that data is represented in a structured way, and there is no ambiguity in data.In order to retrieve the desired data the user present a set of criteria by a query. Then the Database Management System (DBMS), software for managing databases, selects the demanded data from the database." ] ,
        "http://www.w3.org/2002/07/owl#differentFrom" : [ "http://dbpedia.org/resource/Information_retrieval"] } } }
