docstr: This method should be used to handle dependencies between readings such
  as resolving anaphora.
  
  :param sentence_readings: readings to process
  :type sentence_readings: list(Expression)
  :return: the list of readings after processing
  :rtype: list(Expression)
code: def process_thread(self, sentence_readings):
      """
      This method should be used to handle dependencies between readings such
      as resolving anaphora.
  
      :param sentence_readings: readings to process
      :type sentence_readings: list(Expression)
      :return: the list of readings after processing
      :rtype: list(Expression)
      """
      return sentence_readings
  
imports: import os
  from abc import ABCMeta, abstractmethod
  from functools import reduce
  from operator import add, and_
  from nltk.data import show_cfg
  from nltk.inference.mace import MaceCommand
  from nltk.inference.prover9 import Prover9Command
  from nltk.parse import load_parser
  from nltk.parse.malt import MaltParser
  from nltk.sem.drt import AnaphoraResolutionException, resolve_anaphora
  from nltk.sem.glue import DrtGlue
  from nltk.sem.logic import Expression
  from nltk.tag import RegexpTagger
label_desc: Use image node_id 2 for calling the ReadingCommand obj's underlying member method code with example usage: obj.process_thread(sentence_readings) and returns: sentence_readings