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