Grammar Induction from Text Using Small Syntactic Prototypes Prachya Boonkwan author Mark Steedman author 2011-11 text Proceedings of 5th International Joint Conference on Natural Language Processing Haifeng Wang editor David Yarowsky editor Asian Federation of Natural Language Processing Chiang Mai, Thailand conference publication boonkwan-steedman-2011-grammar https://aclanthology.org/I11-1049/ 2011-11 438 446