@inproceedings{ostermann-etal-2015-annotating, title = "Annotating Entailment Relations for Shortanswer Questions", author = "Ostermann, Simon and Horbach, Andrea and Pinkal, Manfred", editor = "Chen, Hsin-Hsi and Tseng, Yuen-Hsien and Matsumoto, Yuji and Wong, Lung Hsiang", booktitle = "Proceedings of the 2nd Workshop on Natural Language Processing Techniques for Educational Applications", month = jul, year = "2015", address = "Beijing, China", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/W15-4408/", doi = "10.18653/v1/W15-4408", pages = "49--58" }