@InProceedings{song-emnlp18, author = {Linfeng Song and Yue Zhang and Zhiguo Wang and Daniel Gildea}, title = {N-ary Relation Extraction using Graph-State {LSTM}}, booktitle = {Proceedings of the 2018 Conference on Empirical Methods in Natural Language Processing}, year = {2018}, pages = {2226--2235}, publisher = {Association for Computational Linguistics}, URL = {http://aclweb.org/anthology/D18-1246} }