Elasticsearch nested term query, find a matching item inside a nested type collection for a document

1-sense.js

PUT users

PUT users/_mapping/group
{
    "group" : {
        "properties" : {
            "users" : {
                "type" : "nested",
                "properties": {
                    "id" : {"type": "string", "index": "not_analyzed" },
                    "first" : {"type": "string" },
                    "last"  : {"type": "string" },
                    "tags"  : { "type": "string", "index": "not_analyzed" }
                }
            }
        }
    }
}

POST users/group
{
  "users": [
    {
      "id": "tu",
      "first": "Tugberk",
      "last": "Ugurlu",
      "tags": [
        "linux", "aspnet", "dotnet"
      ]
    }
  ]
}

POST users/group
{
  "users": [
    {
      "id": "sg",
      "first": "Scott",
      "last": "Guthrie",
      "tags": ["azure", "aspnet", "silverlight"]
    }
  ]
}

POST users/group
{
  "users": [
    {
      "id": "sg",
      "first": "Scott",
      "last": "Guthrie",
      "tags": ["azure", "aspnet", "silverlight"]
    },
    
    {
      "id": "jd",
      "first": "John",
      "last": "Doe",
      "tags": ["perl", "ruby", "PHP"]
    }
  ]
}

GET users/group/_search
{
  "query": {
    "nested": {
      "path": "users",
      "query": {
        "filtered": {
          "query": {
            "match_all": {}
          },
          "filter": {
            "term": {
              "id": "sg"
            }
          }
        }
      }
    }
  }
}

2-result.json

{
   "took": 2,
   "timed_out": false,
   "_shards": {
      "total": 5,
      "successful": 5,
      "failed": 0
   },
   "hits": {
      "total": 2,
      "max_score": 1,
      "hits": [
         {
            "_index": "users",
            "_type": "group",
            "_id": "AU6OwpnXidzUtyfB9MUe",
            "_score": 1,
            "_source": {
               "users": [
                  {
                     "id": "sg",
                     "first": "Scott",
                     "last": "Guthrie",
                     "tags": [
                        "azure",
                        "aspnet",
                        "silverlight"
                     ]
                  }
               ]
            }
         },
         {
            "_index": "users",
            "_type": "group",
            "_id": "AU6OytpmidzUtyfB9Mad",
            "_score": 1,
            "_source": {
               "users": [
                  {
                     "id": "sg",
                     "first": "Scott",
                     "last": "Guthrie",
                     "tags": [
                        "azure",
                        "aspnet",
                        "silverlight"
                     ]
                  },
                  {
                     "id": "jd",
                     "first": "John",
                     "last": "Doe",
                     "tags": [
                        "perl",
                        "ruby",
                        "PHP"
                     ]
                  }
               ]
            }
         }
      ]
   }
}