How to write a poem with the word 12 in brush strokes, banners or vertical screens?

Depending on what style you write, banners and vertical screens are written vertically from left to right, regular script and official script are written symmetrically, and running script and cursive script are written asymmetrically. You can write two words in the first line of the banner, one word in the second line, ten words in the vertical screen, two words in the second line, seven words in the first line and five words in the second line.