@inproceedings{PRYZ04,
    author = {V. Punyakanok and D. Roth and W. Yih and D. Zimak},
    title = {Semantic Role Labeling via Integer Linear Programming Inference},
    booktitle = {COLING},
    pages = {1346--1352},
    month = {8},
    year = {2004},
    address = {Geneva, Switzerland},
    url = "http://cogcomp.org/papers/PRYZ04.pdf",
}