Constraint Grammar-based conversion of Dependency Treebanks Eckhard Bick author 2016-12 text Proceedings of the 13th International Conference on Natural Language Processing Dipti Misra Sharma editor Rajeev Sangal editor Anil Kumar Singh editor NLP Association of India Varanasi, India conference publication bick-2016-constraint https://aclanthology.org/W16-6314/ 2016-12 109 114