a sign with the letters wx and z on it

Prompt 1: a white background with black text and a black and white checkered pattern. the text in a black and white checkered pattern, and ends with the same pattern.

Prompt 2: a white background with a black letter "w" on it. the letter is animated to show a cross-section and then rotates back to the original position. the background is then switched to a grid, and the letter "m" appears on the screen. the letter is then animated to show a cross-section and rotates back to the original position. ends with a black screen.