Hellmann, SebastianUnbehauen, JörgChiarcos, ChristianNgonga Ngomo, Axel-Cyrille2010-11-282010-11-282010-11-291736-6305http://hdl.handle.net/10062/15937Proceedings of the Ninth International Workshop on Treebanks and Linguistic Theories. Editors: Markus Dickinson, Kaili Müürisep and Marco Passarotti. NEALT Proceedings Series, Vol. 9 (2010), 91-102. © 2010 The editors and contributors. Published by Northern European Association for Language Technology (NEALT) http://omilia.uio.no/nealt . Electronically published at Tartu University Library (Estonia) http://hdl.handle.net/10062/15891 .enArticle