W18-6206 Proceedings Association for Computational Linguistics 2018 Proceedings of the 9th Workshop on Computational Approaches to Subjectivity, Sentiment and Social Media Analysis http://aclweb.org/anthology/W18-6206 31-42 KlingerRoman De ClercqOrphee MohammadSaif BalahurAlexandra IEST: WASSA-2018 Implicit Emotions Shared Task