@inproceedings{semanticfeaturesbasedonwordalignments,
  title = {Semantic Features Based on Word Alignments for Estimating Quality of Text Simplification},
  author = {Tomoyuki Kajiwara and Atsushi Fujita},
  year = {2017},
  booktitle = {IJCNLP 2017 11},
  url = {https://aclanthology.org/I17-2019},
}