Update README.md

README.md

@@ -17,3 +17,35 @@ dataset_info:
   download_size: 1761971402
   dataset_size: 2883878741
 ---
+
+# Dataset Card for April 2023 Polish Wikipedia
+
+Pretraining dataset, created with the OLM repo [here](https://github.com/huggingface/olm-datasets) from a December 2022 Wikipedia snapshot.
+
+Wikipedia dataset containing cleaned articles of Polish language.
+The dataset has been built from the Wikipedia dump (https://dumps.wikimedia.org/) 
+using the [OLM Project](https://github.com/huggingface/olm-datasets). 
+Each example contains the content of one full Wikipedia article with cleaning to strip
+markdown and unwanted sections (references, etc.).
+
+
+### Licensing Information
+
+Most of Wikipedia's text and many of its images are co-licensed under the
+[Creative Commons Attribution-ShareAlike 3.0 Unported License](https://en.wikipedia.org/wiki/Wikipedia:Text_of_Creative_Commons_Attribution-ShareAlike_3.0_Unported_License)
+(CC BY-SA) and the [GNU Free Documentation License](https://en.wikipedia.org/wiki/Wikipedia:Text_of_the_GNU_Free_Documentation_License)
+(GFDL) (unversioned, with no invariant sections, front-cover texts, or back-cover texts). 
+
+Some text has been imported only under CC BY-SA and CC BY-SA-compatible license and cannot be reused under GFDL; such
+text will be identified on the page footer, in the page history, or on the discussion page of the article that utilizes
+the text.
+
+### Citation Information
+
+```
+@ONLINE{wikidump,
+    author = "Wikimedia Foundation",
+    title  = "Wikimedia Downloads",
+    url    = "https://dumps.wikimedia.org"
+}
+```