@article{nestednamedentityrecognitionviasecond,
  title = {Nested Named Entity Recognition via Second-best Sequence Learning and Decoding},
  author = {Takashi Shibuya and Eduard Hovy},
  year = {2019},
  eprint = {1909.02250},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1909.02250v3},
}