You would have to zoom in to the picture and look at it more clearly.
If your eyes are sharper than mine, you will see a faint “P” before the actual “P” in “Place”. What explains the extra P? The worker might have started his handiwork before he realized his mistake. That is one of the possible explanation.
It is a good lesson for all of us as we all have to plan and visualize beforehand in order to avoid embarrassment later.