@inproceedings{pcfgscandobetterinducingprobabilistic,
  title = {PCFGs Can Do Better: Inducing Probabilistic Context-Free Grammars with Many Symbols},
  author = {Songlin Yang and Yanpeng Zhao and Kewei Tu},
  year = {2021},
  booktitle = {NAACL 2021 4},
  eprint = {2104.13727},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2104.13727v1},
}