@proceedings{spnlp-2020-structured, title = "Proceedings of the Fourth Workshop on Structured Prediction for NLP", editor = "Agrawal, Priyanka and Kozareva, Zornitsa and Kreutzer, Julia and Lampouras, Gerasimos and Martins, Andr{\'e} and Ravi, Sujith and Vlachos, Andreas", month = nov, year = "2020", address = "Online", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/Author-page-Marten-During-lu/2020.spnlp-1.0/" }