Collecting a Why-Question Corpus for Development and Evaluation of an Automatic QA-System Joanna Mrozinski author Edward Whittaker author Sadaoki Furui author 2008-06 text Proceedings of ACL-08: HLT Johanna D Moore editor Simone Teufel editor James Allan editor Sadaoki Furui editor Association for Computational Linguistics Columbus, Ohio conference publication mrozinski-etal-2008-collecting https://aclanthology.org/P08-1051/ 2008-06 443 451