SystemT: A Declarative Information Extraction System Yunyao Li author Frederick Reiss author Laura Chiticariu author 2011-06 text Proceedings of the ACL-HLT 2011 System Demonstrations Sadao Kurohashi editor Association for Computational Linguistics Portland, Oregon conference publication li-etal-2011-systemt https://aclanthology.org/P11-4019/ 2011-06 109 114