Parasitic Gaps and the Heterogeneity of Dependency Formation in STAG Dennis Ryan Storoshenko author Robert Frank author 2016-06 text Proceedings of the 12th International Workshop on Tree Adjoining Grammars and Related Formalisms (TAG+12) David Chiang editor Alexander Koller editor Düsseldorf, Germany conference publication storoshenko-frank-2016-parasitic https://aclanthology.org/W16-3312/ 2016-06 112 120