The TreeTagger can also be used as a chunker for English, German, French, and Spanish. The tagger is described in the following two papers: Helmut Schmid (1995): Improvements in Part-of-Speech Tagging with an Application to German. Proceedings of the ACL SIGDAT-Workshop. Dublin, Ireland. Helmut Schmid (1994): Probabilistic Part-of-Speech Tagging Using Decision Trees. Proceedings of International C