@inproceedings{questiongenerationbasedongrammar,
  title = {Question Generation Based on Grammar Knowledge and Fine-grained Classification},
  author = {Yuan Sun and Sisi Liu and Zhengcuo Dan and Xiaobing Zhao},
  year = {2022},
  booktitle = {COLING 2022 10},
  url = {https://aclanthology.org/2022.coling-1.562},
}