Exactly! Think of how an image of a car and a car in front of you may look indistinguishable in 2D -- but due to your 3D vision you know they're not the same t

Exactly! Think of how an image of a car and a car in front of you may look indistinguishable in 2D -- but due to your 3D vision you know they're not the same thing (but also know the image is of a car, while not literally being a car). Likewise, blue tokens are the image of red tokens.