Key points are not available for this paper at this time.
Beata Beigman Klebanov, Chee Wee Leong, E. Dario Gutierrez, Ekaterina Shutova, Michael Flor. Proceedings of the 54th Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers). 2016.
Klebanov et al. (Fri,) studied this question.