Strange .
Penrose staircase banned in your workplace![Stick Out Tongue :p :p](/styles/smilies/google/stickouttongue.png)
Probably you work as a staircase designer ....
Penrose staircase banned in your workplace
![Stick Out Tongue :p :p](/styles/smilies/google/stickouttongue.png)
Probably you work as a staircase designer ....
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