@InProceedings{aziz-rios-specia:2011:RANLP, author = {Aziz, Wilker and Rios, Miguel and Specia, Lucia}, title = {Improving Chunk-based Semantic Role Labeling with Lexical Features}, booktitle = {Proceedings of the International Conference Recent Advances in Natural Language Processing 2011}, month = {September}, year = {2011}, address = {Hissar, Bulgaria}, publisher = {RANLP 2011 Organising Committee}, pages = {226--232}, url = {http://aclweb.org/anthology/R11-1031} }