code: def task(self):
      return RaceTask
  
imports: import numpy
  from dataclasses import dataclass
  from jiant.tasks.lib.templates.shared import labels_to_bimap, create_input_set_from_tokens_and_segments, add_cls_token
  from jiant.tasks.lib.templates import multiple_choice
  from jiant.tasks.utils import truncate_sequences
  from jiant.utils.python.io import read_jsonl
label_desc: Use image node_id 1 for calling the Example obj's underlying member method code with example usage: obj.task() and returns: RaceTask