anchor.diff:      "stored_fields": [ "_id" ],
       "query" : {
           "match": {
  -            "content": {
  +            "comment": {
                   "query": "foo bar"
               }
           }
  
positive.code:     },
      "highlight" : {
          "fields" : {
              "content" : {
                  "fragment_size" : 150,
                  "number_of_fragments" : 3,
                  "no_match_size": 150
  
negative.code: {
      "query": {
          "query_string": {
              "query": "comment.plain:running scissors",
              "fields": ["comment"]
          }
      },
      "highlight": {
          "order": "score",
          "fields": {
              "comment": {
                  "matched_fields": ["comment", "comment.plain"],
                  "type" : "fvh"
              }
          }
  