Deletion of Yuriy Leonovich

Comment: Leaving aside the autobiography issue--Yuriy, I really wish I could believe you, but people just don't take other people's online handles as a "tribute" -- the article fails our core policies of |verifiability and reliable sources.  Sorry.  I wish you well in your career; you're off to a great start; but Wikipedia is not a vehicle for self-promotion
Stance: delete
Cited policy: Wikipedia:Attribution (WP:ATT)

Comment: Even without considering notability (and on that score I think he does fail ) the article clearly fails  because its autobiographical. Also, as mentioned about, lack of sources is failure of 
Stance: delete
Cited policy: Wikipedia:Notability (WP:MUSIC||WP:COI||WP:RS)

Comment: I don't see notability asserted in the article. If it was confused as self-promotion, it's because that's how it reads. There are lots of cellists and composers in the world, not all are notable. I'll change my vote if notability is established, i.e., via |reliable sources
Stance: delete
Cited policy: Wikipedia:Reliable sources (WP:RS)

Comment: no indication he passes , , and the article certainly fails  and . And yes, autobiography is not acceptable
Stance: delete
Cited policy: Wikipedia:Notability (WP:MUSIC||WP:N||WP:ATT||WP:RS)