code: def descriptions(self):
          
          descs = []
          for postag, form in zip(self.postags, self.forms):
              desc = VERB_TYPES.get(form, '')
              if len(desc) == 0:
                  toks = form.split(' ')
                  if len(toks) == 2:
                      plur_desc = PLURALITY.get(toks[0], None)
                      case_desc = CASES.get(toks[1], None)
                      toks = []
                      if plur_desc is not None:
                          toks.append(plur_desc)
                      if case_desc is not None:
                          toks.append(case_desc)
                      desc = ' '.join(toks)
              descs.append(desc)
          return descs
docs: Human readable word descriptions.