Annotation Scheme for Social Network Extraction from Text Apoorv Agarwal author Owen C Rambow author Rebecca J Passonneau author 2010-07 text Proceedings of the Fourth Linguistic Annotation Workshop Nianwen Xue editor Massimo Poesio editor Association for Computational Linguistics Uppsala, Sweden conference publication agarwal-etal-2010-annotation https://aclanthology.org/W10-1803/ 2010-07 20 28