anchor.diff:      "index": ["twitter", "blog"],
       "type": ["tweet", "post"]
     },
  -  "index": {
  +  "dest": {
       "index": "all_together"
     }
   }
  
positive.code: 
  [source,js]
  --------------------------------------------------
  POST /_tasks/?pretty&detailed=true&actions=*reindex
  --------------------------------------------------
  // AUTOSENSE
  
  
negative.code:       }
      }
    }
    "dest": {
      "index": "dest",
      "routing": "=cat"
    }
  