%0 Conference Proceedings %T Effective Selectional Restrictions for Unsupervised Relation Extraction %A Akbik, Alan %A Visengeriyeva, Larysa %A Kirschnick, Johannes %A Löser, Alexander %Y Mitkov, Ruslan %Y Park, Jong C. %S Proceedings of the Sixth International Joint Conference on Natural Language Processing %D 2013 %8 October %I Asian Federation of Natural Language Processing %C Nagoya, Japan %F akbik-etal-2013-effective %U https://aclanthology.org/I13-1187 %P 1312-1320