"language":   "dutch"
        },
        "dutch_override": {
          "type":       "stemmer_override",
          "rules_path": "${fess.dictionary.path}nl/stemmer_override.txt"
        },
        "english_keywords": {
          "type":       "keyword_marker",
          "keywords_path": "${fess.dictionary.path}en/protwords.txt"
        },
        "finnish_stop": {
          "type":       "stop",