Latent Structures for Coreference Resolution Sebastian Martschat author Michael Strube author 2015 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal martschat-strube-2015-latent 10.1162/tacl_a_00147 https://aclanthology.org/Q15-1029/ 2015 3 405 418