code: def corpus(self, tasks_base_path):
      return NEL_ENGLISH_AIDA().downsample(0.01)
  
file_path: flair/tests/models/test_entity_linker.py
imports: import pytest
  from flair.data import Sentence
  from flair.datasets import NEL_ENGLISH_AIDA
  from flair.embeddings import TransformerWordEmbeddings
  from flair.models import SpanClassifier
  from tests.model_test_utils import BaseModelTest
label_desc: Use image node_id 2 for calling the TestEntityLinker obj's underlying member method code with example usage: obj.corpus(tasks_base_path) and returns: NEL_ENGLISH_AIDA