Updated text.

README.md

@@ -63,7 +63,8 @@ Sentences were dropped from the original scrapped sources in the following cases
 
 #### Who are the source language producers?
 
-Information about the contents of the website can be found [here](https://cofnod.senedd.cymru)
+The language data, including source and target language data, is derived from transcripts of the proceedings of the Senedd's Plenary meetings and their translations. 
+See [here](https://cofnod.senedd.cymru) for information.
 
 ### Licensing Information
 This dataset's source data is Crown copyright and is licensed under the [Open Government License](https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).