Knowledge graphs for multilingual language translation and generation / a dissertation presented by Diego Campos Moussallem ; [Reviewers: Prof. Dr. Axel-Cyrille Ngonga Ngomo, Paderborn University, Prof. Dr. Sören Auer, Leibniz Universität Hannover, Prof. Dr. Jens Lehmann, Universität Bonn]. Paderborn, 2020