Easy-First Dependency Parsing with Hierarchical Tree LSTMs Eliyahu Kiperwasser author Yoav Goldberg author 2016 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal kiperwasser-goldberg-2016-easy 10.1162/tacl_a_00110 https://aclanthology.org/Q16-1032/ 2016 4 445 461