class_docstr: Class to read LCQuAD dataset
class_docstr_tok: ["Class","to","read","LCQuAD","dataset"]
code: def preprocess(self, sample):
      question = sample.get("question", "")
      answers = sample.get("answer", [])
      answer_labels = sample.get("answer_label", [])
      query = sample.get("sparql_wikidata", "")
      return [question, [answers, answer_labels, query]]
  
file_path: DeepPavlov/deeppavlov/dataset_readers/sq_reader.py
imports: import json
  import pickle
  from typing import List
  from deeppavlov.core.common.registry import register
  from deeppavlov.core.data.dataset_reader import DatasetReader
  from deeppavlov.core.common.file import load_pickle
  from deeppavlov.core.common.file import read_json
label_desc: Use image node_id 2 for calling the LCQuADReader obj's underlying member method code with example usage: obj.preprocess(sample) and returns: list