class_docstr: Western Airlines Surname Match Rating Algorithm comparison rating
  https://en.wikipedia.org/wiki/Match_rating_approach
  https://github.com/Yomguithereal/talisman/blob/master/src/metrics/mra.js
class_docstr_tok: ["Western","Airlines","Surname","Match","Rating","Algorithm","comparison","rating","https",":","\/\/en.wikipedia.org\/wiki\/Match_rating_approach","https",":","\/\/github.com\/Yomguithereal\/talisman\/blob\/master\/src\/metrics\/mra.js"]
code: def maximum(self, *sequences: str) -> int:
      sequences = [list(self._calc_mra(s)) for s in sequences]
      return max(map(len, sequences))
  
file_path: textdistance/textdistance/algorithms/phonetic.py
imports: from __future__ import annotations
  from collections import defaultdict
  from itertools import groupby, zip_longest
  from typing import Any, Iterator, Sequence, TypeVar
  from .base import Base, BaseSimilarity
label_desc: Use image node_id 1 for calling the MRA obj's underlying member method code with example usage: obj.maximum() and returns: max