User talk:2A02:2149:8620:F800:50DB:5EEE:C653:514A

April 2021
Hello, I'm Mattythewhite. I noticed that you added or changed content in an article, Jan Koller, but you didn't provide a reliable source. It's been removed and archived in the page history for now, but if you'd like to include a citation and re-add it, please do so. You can have a look at the tutorial on citing sources. If you think I made a mistake, you can leave me a message on my talk page. Thank you. Mattythewhite (talk) 00:24, 18 April 2021 (UTC)