Add caveat

README.md

@@ -41,4 +41,8 @@ This dataset contains the content of the pages from the [Unofficial Elder Scroll
 * The content of this dataset was taken from the [dumps](http://dumps.uesp.net/) subdomain of [uesp.net](https://uesp.net)  
 * The contents of this dataset come from the file named "`uespwiki-2022-02-09-current.xml.bz2`", as that was the most recent version available at the time of dataset creation.
 * The archive file was processed by [mediawiki-dump](https://github.com/macbre/mediawiki-dump)
-  * Using [my own fork](https://github.com/Netruk44/mediawiki-dump/tree/namespace-fix) to fix a bug with cleaning the text.
+  * Using [my own fork](https://github.com/Netruk44/mediawiki-dump/tree/namespace-fix) to fix a bug with cleaning the text.
+ 
+**Caveats**:
+* The `content_cleaned` column has some known issues.
+  * Words may occasionally be missing if they were a special link type in the original content.