Lei Zhang author Bing Liu author Suk Hwan Lim author Eamonn O’Brien-Strain author 2010-08 text Chu-Ren Huang editor Dan Jurafsky editor Coling 2010 Organizing Committee Beijing, China conference publication zhang-etal-2010-extracting-ranking https://aclanthology.org/C10-2167/ 2010-08 1462 1470