Proceedings of the Third Workshop on Structured Prediction for NLP Andre Martins editor Andreas Vlachos editor Zornitsa Kozareva editor Sujith Ravi editor Gerasimos Lampouras editor Vlad Niculae editor Julia Kreutzer editor 2019-06 Association for Computational Linguistics Minneapolis, Minnesota text conference publication ws-2019-structured https://aclanthology.org/W19-1500/