{
  "head": {
    "vars": [ "avg_added_news_items" ]
  } ,
  "results": {
    "bindings": [
      {
        "avg_added_news_items": { "type": "literal" , "datatype": "http://www.w3.org/2001/XMLSchema#integer" , "value": "36" }
      }
    ]
  }
}