@inproceedings{kambhatla:2004:ACLdemo, author = {Kambhatla, Nanda}, title = {Combining Lexical, Syntactic, and Semantic Features with Maximum Entropy Models for Information Extraction}, booktitle = {The Companion Volume to the Proceedings of 42st Annual Meeting of the Association for Computational Linguistics}, editor = {}, year = 2004, month = {July}, address = {Barcelona, Spain}, publisher = {Association for Computational Linguistics}, pages = {178--181} }