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Help me prove the power of 4chan

ID:sCAGzl4l No.9433126 ViewReplyOriginalReport
I'm trying to prove to a friend the true power of 4chan, I don't know if this will work, but, do you think you can find this place, I'll post some fotos, its a Viena Restaurant somewhere in Spain.

TL;DR: Find this place, here are the hints.