The attached TreeTagger with a graphical interface was developed by Prof. Liang Maocheng at the National Research Centre for Foreign Language Education, Beijing Foreign Studies University.
The tagging accuracy is over 96% (see Table 2 of the paper at http://www.ims.uni-stuttgart.de/ftp/pub/corpora/tree-tagger1.pdf)
It is freeware.
TreeTagger tagset
More about TreeTagger
http://www.ims.uni-stuttgart.de/projekte/corplex/TreeTagger/
The tagging accuracy is over 96% (see Table 2 of the paper at http://www.ims.uni-stuttgart.de/ftp/pub/corpora/tree-tagger1.pdf)
It is freeware.
TreeTagger tagset
More about TreeTagger
http://www.ims.uni-stuttgart.de/projekte/corplex/TreeTagger/