code: def add_space(text):
      """
      add space between special token
      """
      new_text_list = list()
      for item in zip(
          split_bracket.findall(text), split_bracket.split(text)[1:]
      ):
          new_text_list += item
      return " ".join(new_text_list)
  
imports: from collections import Counter
  import logging
  from nltk.tree import ParentedTree
  import re
  from typing import Tuple, List, Dict
  from ...extraction.constants import null_span, type_start, type_end, span_start
  from ...extraction.predict_parser.predict_parser import PredictParser
  from ...extraction.predict_parser.utils import fix_unk_from_text
label_desc: Use image node_id 1 for calling a global function with example usage: add_space(text) and returns: str