class_docstr: A mention (possible anaphor) inherite from spacy Span class with additional informations
code: def speaker_match_mention(self, mention2):
      # To take care of sentences like 'Larry said, "San Francisco is a city."': (id(Larry), id(San Francisco))
      # if document.speakerPairs.contains(new Pair<>(mention.mentionID, ant.mentionID)):
      #    return True
      if self.speaker is not None:
          return self.speaker.speaker_matches_mention(
              mention2, strict_match=False
          )
      return False
  
imports: import re
  import io
  from six import string_types, integer_types
  from spacy.tokens import Span, Token
  from neuralcoref.train.compat import unicode_
  from neuralcoref.train.utils import encode_distance, parallel_process
  import spacy
  import numpy
label_desc: Use image node_id 12 for calling the Mention obj's underlying member method code with example usage: obj.speaker_match_mention(mention2) and returns: False, self