@article{comqacompositionalquestionansweringvia,
  title = {ComQA:Compositional Question Answering via Hierarchical Graph Neural Networks},
  author = {Bingning Wang and Ting Yao and WeiPeng Chen and Jingfang Xu and Xiaochuan Wang},
  year = {2021},
  eprint = {2101.06400},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2101.06400v1},
}