jm yé ý¶÷¡2^Ô¨/"fÙKL¹¼ê
:ðL¡always east to west. that can be done on a circular flat superficie with the north on the center an the soth like a barrier limit
https://i.imgur.com/eyuUVdc.gif
https://whatsonchain.com/tx/b797a4851c06e568dcfba2afca7febe49357da6b88921ce8a9a60067de697a9e