GSI-UPM at SemEval-2019 Task 5: Semantic Similarity and Word Embeddings for Multilingual Detection of Hate Speech Against Immigrants and Women on Twitter - Benito D; Araque O; Iglesias CA (Naacl Hlt 2019 - International Workshop On Semantic Evaluation, Semeval 2019, Proceedings Of The 13th Workshop, 2019)