I have a doc on this with cool gifs :D https://docs.google.com/document/d/1o_Guksml7A4aRHMGmgajxYXkUNHQJ_PM3sDlbfpP3pI/edit?usp=sharing Flyspeck102 00:41, 28 March 2023 (PDT)

Oh Nice! Incidentally, the derivation to 14L was invented by Sioyaki. - Aotaku1039