Jena University Language and Information Engineering Lab, Friedrich-Schiller-Universität Jena, Fürstengraben 30, 07743 Jena, Germany. joachim.wermter@uni-jena.de|Jena University Language and Information Engineering Lab, Friedrich-Schiller-Universität Jena, Fürstengraben 30, 07743 Jena, Germany. joachim.wermter@uni-jena.de|Jena University Language and Information Engineering Lab, Friedrich-Schiller-Universität Jena, Fürstengraben 30, 07743 Jena, Germany. joachim.wermter@uni-jena.de