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How to Obtain Licenses and the Data Sets

Each treebank comes with its own restrictions and licensing requirements. For this reason, there are three different models for obtaining the treebanks. Please read this page all the way through; otherwise you may get only a subset of the data. 1)The Arabic Treebank is distributed by the LDC. 2) The French, Hebrew, and Hungarian treebanks require licenses, and 3) the Basque, German, Korean, Polish, and Swedish treebanks are freely available (partly under creative commons or GPL) for the shared task.

1. Arabic Treebank

The Arabic Treebank is distributed by the LDC. In order to obtain, please download the following license, fill it out, sign it, and fax it to LDC, attention: Ilya Ahtaridis, fax number +1 215-573-2175. Make sure that you include your email address!

Arabic: arabicldclicense.pdf

2. Licensed Treebanks

For the French and Hungarian treebanks, fill out the following forms, sign them, scan them, and send them to We will then send you login information for the wiki page from which you can download the train and development sets. Do not send these licenses to the LDC!

French: french.pdf

Hungarian: hungarian.pdf


3.Treebanks Available without Specific License for Academic Use

The following treebanks are freely available for the shared task: the German, Hebrew, Korean, and Swedish Treebank.

The Basque Treebank is licensed under the Creative Commons license:

The Polish Treebank is licensed under GPL v3:

All these treebanks will be distributed with the licensed treebanks. In order to obtain them, fill out the following form, stating that you will use the data set only for the shared task, scan it, and send it to Do not send this form to the LDC!

general form: generalform.pdf

In Case of Problems

In case of problems, contact If you cannot scan the licenses, we can provide a fax number.

how_to_obtain_licenses_for_the_shared_task_data.1367429109.txt.gz · Last modified: 2013/05/01 19:25 by skuebler