Natural Language Toolkit, Contrib Area (NLTK-Contrib) www.nltk.org Authors: Steven Bird <sb@csse.unimelb.edu.au> Edward Loper <edloper@gradient.cis.upenn.edu> Ewan Klein <ewan@inf.ed.ac.uk> Copyright (C) 2001-2011 NLTK Project For license information, see LICENSE.txt