@article{grapeknowledgegraphenhancedpassagereader,
  title = {Grape: Knowledge Graph Enhanced Passage Reader for Open-domain Question Answering},
  author = {Mingxuan Ju and Wenhao Yu and Tong Zhao and Chuxu Zhang and Yanfang Ye},
  year = {2022},
  eprint = {2210.02933},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2210.02933v2},
}