@inproceedings{conf/kr/BarkerCCCFIMPRTY04,
	title = {A Question-Answering System for AP Chemistry: Assessing KR&R Technologies.},
	author = {Ken Barker and Vinay K. Chaudhri and Shaw Yi Chaw and Peter Clark and James Fan and David J. Israel and Sunil Mishra and Bruce W. Porter and Pedro Romero and Dan Tecuci and Peter Z. Yeh},
	booktitle = {KR},
	crossref = {conf/kr/2004},
	editor = {Didier Dubois and Christopher A. Welty and Mary-Anne Williams},
	pages = {488-497},
	publisher = {AAAI Press},
	url = {http://dblp.uni-trier.de/db/conf/kr/kr2004.html#BarkerCCCFIMPRTY04},
	year = {2004},
	biburl = {http://www.bibsonomy.org/bibtex/28ef27a7c5b4b4be7d9b853346f33f361/dblp},
	description = {dblp},
	isbn = {1-57735-199-1}, date = {2007-09-05},
	keywords = {dblp }
}

@inproceedings{Barker_et_al_2004,
	title = {A Question-Answering System for {AP Chemistry}: Assessing {KR}{\&}{R}
	Technologies.},
	author = {Ken Barker and Vinay K. Chaudhri and Shaw Yi Chaw and Peter Clark and James Fan and David Israel and Sunil Mishra and Bruce W. Porter and Pedro Romero and Dan Tecuci and Peter Z. Yeh},
	booktitle = {Proceedings of the Ninth International Conference on Principles of Knowledge Representation and Reasoning},
	pages = {488-497},
	year = {2004},
	biburl = {http://www.bibsonomy.org/bibtex/2bfd756983f9ed380947c98053c3d04db/vvladeg},
	bibsource = {DBLP, http://dblp.uni-trier.de + Google Scholar},
	keywords = {ai halo nlp qa semantics }
}

@inproceedings{Barker_et_al_2004,
	title = {A Question-Answering System for {AP Chemistry}: Assessing {KR}{\&}{R}
	Technologies.},
	author = {Ken Barker and Vinay K. Chaudhri and Shaw Yi Chaw and Peter Clark and James Fan and David Israel and Sunil Mishra and Bruce W. Porter and Pedro Romero and Dan Tecuci and Peter Z. Yeh},
	booktitle = {Proceedings of the Ninth International Conference on Principles of Knowledge Representation and Reasoning},
	pages = {488-497},
	year = {2004},
	biburl = {http://www.bibsonomy.org/bibtex/2bfd756983f9ed380947c98053c3d04db/stefano},
	bibsource = {DBLP, http://dblp.uni-trier.de + Google Scholar},
	keywords = {ai halo nlp qa semantics }
}

@inproceedings{Barker_et_al_2004,
	title = {A Question-Answering System for {AP Chemistry}: Assessing {KR}{\&}{R}
	Technologies.},
	author = {Ken Barker and Vinay K. Chaudhri and Shaw Yi Chaw and Peter Clark and James Fan and David Israel and Sunil Mishra and Bruce W. Porter and Pedro Romero and Dan Tecuci and Peter Z. Yeh},
	booktitle = {Proceedings of the Ninth International Conference on Principles of Knowledge Representation and Reasoning},
	pages = {488-497},
	year = {2004},
	biburl = {http://www.bibsonomy.org/bibtex/2bfd756983f9ed380947c98053c3d04db/bluedolphin},
	bibsource = {DBLP, http://dblp.uni-trier.de + Google Scholar},
	keywords = {knowledge ontology }
}

@inproceedings{barker04,
	title = {A Question-Answering System for {AP Chemistry}: Assessing
               {KR}{\&}{R} Technologies.},
	author = {Ken Barker and Vinay K. Chaudhri and Shaw Yi Chaw and Peter Clark and James Fan and David Israel and Sunil Mishra and Bruce W. Porter and Pedro Romero and Dan Tecuci and Peter Z. Yeh},
	booktitle = {Proceedings of the Ninth International Conference on Principles of Knowledge Representation and Reasoning},
	pages = {488-497},
	year = {2004},
	biburl = {http://www.bibsonomy.org/bibtex/2bfd756983f9ed380947c98053c3d04db/vzach},
	bibsource = {DBLP, http://dblp.uni-trier.de + Google Scholar},
	keywords = {projectHalo }
}