class_docstr: Transforms the input sentence by adding a subordinate clause from WikiData.
  
  Example::
      original: "And it left mixed signals for London."
      transformed: "And it left mixed signals for London, which is a capital
          and largest city of the United Kingdom."
class_docstr_tok: ["Transforms","the","input","sentence","by","adding","a","subordinate","clause","from","WikiData",".","Example",":",":","original",":","``","And","it","left","mixed","signals","for","London",".","''","transformed",":","``","And","it","left","mixed","signals","for","London",",","which","is","a","capital","and","largest","city","of","the","United","Kingdom",".","''"]
code: def exclude_inside_brackets(self, entity_list, brackets):
      pop_set = set()
      if brackets:
          for i, entity in enumerate(entity_list):
              for pair in brackets:
                  if pair[0] < entity[0] < pair[1]:
                      pop_set.add(i)
      self.pop_list(entity_list, pop_set)
  
file_path: textflint/textflint/generation/transformation/DP/add_sub_tree.py
imports: import json
  import random
  import urllib.request
  from wikidata.client import Client
  from wikidata.entity import Entity, EntityId
  from ..transformation import Transformation
  from ....common.utils.error import FlintError
  from ....common.settings import WIKIDATA_STATEMENTS, CLAUSE_HEAD, WIKIDATA_INSTANCE
label_desc: Use image node_id 8 for calling the AddSubTree obj's underlying member method code with example usage: obj.exclude_inside_brackets(entity_list, brackets) without return types