⬛⬜⬜⬛⬛⬛⬜⬛ ⬛⬜⬜⬛⬛⬛⬛⬜ ⬛⬜⬜⬛⬜⬛⬜⬜ ⬛⬜⬜⬛⬛⬜⬛⬜ ⬛⬜⬜⬛⬛⬜⬛⬛