Games played since 2014 year by
Sergey Sonin
(Rybinsk, Russia) in this fuseki
2
5
4
1
3
3
b
w
+
 
 
=
 
 
-
3
 
?
 
 
1
Sonin Sergey - Mikhailov Alexey
2
Sonin Sergey - Roginski Roman
3
Sonin Sergey - Sonina Vladislava
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