Here is a link to the Wolfram Language (WL) counterpart notebook:
-- you have earned Featured Contributor Badge Your exceptional post has been selected for our editorial column Staff Picks http://wolfr.am/StaffPicks and Your Profile is now distinguished by a Featured Contributor Badge and is displayed on the Featured Contributor Board. Thank you!
Thank you the recognition, Moderation Team! And thank you for your "front" modifications of the original notebook!