If you argued with your friends over whether a recent viral photo of a dress was blue and black or white and gold, here’s another visual puzzle: Is this house cat going up the stairs, or down them?

Since the photo was first posted on 9Gag.com and began making its way around the Internet on Thursday, the debate has ignited social media outlets. Some viewers say the cat is going down the stairs because of the shape of the edges of the steps, while others say the image was taken from the top of the steps looking down.

Posting on Facebook, Indra Rahmadhani wrote that the cat must be going down. “What kind of architect who design the stairs which