code: def get_related_coref_relationships(self, content_id, min_strength=None):
          '''Follow coreference relationships to get full related graph.
  
          :rtype: dict mapping related identifier to list of documents
          coref to that identifier.
          '''
          related_labels = self.rel_label_store.get_related(
              content_id, min_strength=min_strength)
          related_cids = [rel_label.other(content_id)
                          for rel_label in related_labels]
          related_cid_to_idents = {}
          for cid in related_cids:
              conn_labels = self.label_store.directly_connected(cid)
              idents = [label.other(cid) for label in conn_labels]
              related_cid_to_idents[cid] = idents
          return related_cid_to_identf get_related_coref_relationships(self, content_id, min_strength=None):
          '''Follow coreference relationships to get full related graph.
  
          :rtype: dict mapping related identifier to list of documents
          coref to that identifier.
          '''
          related_labels = self.rel_label_store.get_related(
              content_id, min_strength=min_strength)
          related_cids = [rel_label.other(content_id)
                          for rel_label in related_labels]
          related_cid_to_idents = {}
          for cid in related_cids:
              conn_labels = self.label_store.directly_connected(cid)
              idents = [label.other(cid) for label in conn_labels]
              related_cid_to_idents[cid] = idents
          return related_cid_to_idents
docs: Follow coreference relationships to get full related graph.
  
          :rtype: dict mapping related identifier to list of documents
          coref to that identifier.