Deletion of Anatoly Belkin

Comment: Easlily passes  and . His works are part of Russian Hermitage Museum and Museum of Russian Art in Moscow. Those two are two largest and most important museums in Russia. In addition to that his works are in other major museums. I've removed some promotional content and added some sources. The article needs further rework, but at this stage it's a solid stub to stay
Stance: keep
Cited policy: Wikipedia:Notability (WP:ARTIST||WP:GNG)