def METHOD_NAME(self):
    """Sample code in Section 3.3."""
    output_file = 'run.msmarco-passage.txt'
    self.temp_files.append(output_file)
    run_cmd = f'python -m pyserini.search --topics msmarco-passage-dev-subset \
                  --index msmarco-passage --output {output_file} \
                  --bm25 --output-format msmarco'
    status = os.system(run_cmd)
    self.assertEqual(status, 0)
    eval_cmd = f'python -m pyserini.eval.msmarco_passage_eval \
                   msmarco-passage-dev-subset {output_file}'
    stdout, stderr = run_command(eval_cmd)
    score = parse_score_msmarco(stdout, "MRR @10")
    self.assertAlmostEqual(score, 0.1874, delta=0.0001)