anchor.diff:  
   [source,js]
   --------------------------------------------------
  +GET /_search
   {
       "_source": false,
       "query" : {
  
positive.code:     }
  }
  --------------------------------------------------
  
  Finally, for complete control, you can specify both include and exclude patterns:
  
  [source,js]
  --------------------------------------------------
  {
      "_source": {
          "include": [ "obj1.*", "obj2.*" ],
  
negative.code:     }
  }
  --------------------------------------------------
  // CONSOLE
  
  Or
  
  [source,js]
  --------------------------------------------------
  GET /_search
  {
      "_source": [ "obj1.*", "obj2.*" ],
      "query" : {
  