CKY Parsing with Independence Constraints Joseph Irwin author Yuji Matsumoto author 2015-07 text Proceedings of the 14th International Conference on Parsing Technologies Association for Computational Linguistics Bilbao, Spain conference publication irwin-matsumoto-2015-cky 10.18653/v1/W15-2213 https://aclanthology.org/W15-2213/ 2015-07 97 106