code: def extract_and_convert_to_conllu(self, data_file, data_folder):
      import zipfile
  
      source_file_paths = [
          "tacred/data/json/train.json",
          "tacred/data/json/dev.json",
          "tacred/data/json/test.json",
      ]
      target_filenames = [
          "tacred-train.conllu",
          "tacred-dev.conllu",
          "tacred-test.conllu",
      ]
  
      with zipfile.ZipFile(data_file) as zip_file:
          for source_file_path, target_filename in zip(
              source_file_paths, target_filenames
          ):
              with zip_file.open(
                  source_file_path, mode="r"
              ) as source_file:
                  target_file_path = Path(data_folder) / target_filename
                  with open(
                      target_file_path, mode="w", encoding="utf-8"
                  ) as target_file:
                      # write CoNLL-U Plus header
                      target_file.write(
                          "# global.columns = id form ner\n"
                      )
  
                      for example in json.load(source_file):
                          token_list = (
                              self._tacred_example_to_token_list(
                                  example
                              )
                          )
                          target_file.write(token_list.serialize())
  
imports: import bisect
  import io
  import json
  import logging
  import os
  import re
  from collections import defaultdict
  from pathlib import Path
  from typing import Any, Dict, Iterable, List, Optional, Set, Tuple, Union
  import conllu
  import gdown
  from conllu.models import Metadata, Token
  import flair
  from flair.data import Sentence
  from flair.datasets.sequence_labeling import ColumnCorpus
  from flair.file_utils import cached_path
  from flair.splitter import SegtokSentenceSplitter, SentenceSplitter
label_desc: Use image node_id 2 for calling the RE_ENGLISH_TACRED obj's underlying member method code with example usage: obj.extract_and_convert_to_conllu(data_file, data_folder) without return types