@inproceedings{usingpivotbasedparaphrasingandsentiment,
  title = {Using Pivot-Based Paraphrasing and Sentiment Profiles to Improve a Subjectivity Lexicon for Essay Data},
  author = {Beata Beigman Klebanov and Nitin Madnani and Jill Burstein},
  year = {2013},
  booktitle = {TACL 2013 1},
  url = {https://aclanthology.org/Q13-1009},
}