In the S-shapes you can read [i]Alahu akbar[/i] (God is great).[br]Central in the square you can read the name of Ali, foor sunits the 4th calif, for sjiits the first of the 12 Imams.[br]The patters is created by overlapping squares forming a rectangle. Together with an overlapping identic rectangle it forms an S-shapes arranged around a central square.