Annotation of argument structure in Japanese legal documents Hiroaki Yamada author Simone Teufel author Takenobu Tokunaga author 2017-09 text Proceedings of the 4th Workshop on Argument Mining Ivan Habernal editor Iryna Gurevych editor Kevin Ashley editor Claire Cardie editor Nancy Green editor Diane Litman editor Georgios Petasis editor Chris Reed editor Noam Slonim editor Vern Walker editor Association for Computational Linguistics Copenhagen, Denmark conference publication yamada-etal-2017-annotation 10.18653/v1/W17-5103 https://aclanthology.org/W17-5103/ 2017-09 22 31