Structural Linguistics and Unsupervised Information Extraction Ralph Grishman author 2012-06 text Proceedings of the Joint Workshop on Automatic Knowledge Base Construction and Web-scale Knowledge Extraction (AKBC-WEKEX) James Fan editor Raphael Hoffman editor Aditya Kalyanpur editor Sebastian Riedel editor Fabian Suchanek editor Partha Pratim Talukdar editor Association for Computational Linguistics Montréal, Canada conference publication grishman-2012-structural https://aclanthology.org/W12-3011/ 2012-06 57 61