Games played by Konstantin Nikonov (Elektrostal, Russia) as white in this fuseki

5
43
2
1
12bw
+43
= 1
-4 
?  

1Merkulov Artyom - Nikonov Konstantin
2Magdeev Igor - Nikonov Konstantin
3Shubin Alexander - Nikonov Konstantin
4Gluhovsky Leonid - Nikonov Konstantin