404. That’s an error.

The requested URL /wikipedia/ru/$0410$043B$044C-$0413$0430$0440$0430$0444$0430_$0028$0444$0443$0442$0431$043E$043B$044C$043D$044B$0439_$043A$043B$0443$0431$0029 was not found on this server. That’s all we know.