Stop PropagHate at SemEval-2019 Tasks 5 and 6: Are abusive language classification results reproducible? Paula Fortuna author Juan Soler-Company author Sérgio Nunes author 2019-06 text Proceedings of the 13th International Workshop on Semantic Evaluation Jonathan May editor Ekaterina Shutova editor Aurelie Herbelot editor Xiaodan Zhu editor Marianna Apidianaki editor Saif M Mohammad editor Association for Computational Linguistics Minneapolis, Minnesota, USA conference publication fortuna-etal-2019-stop 10.18653/v1/S19-2131 https://aclanthology.org/S19-2131/ 2019-06 745 752