Games played by Oleg Semenov (Podyuga, Russia) in this fuseki

5
2
413
4bw
+1 
=  
-21
?  

1Semenov Oleg - Krayeva Tatyana
2Semenov Oleg - Vostryakov Alexey
3Prokopets Tatyana - Semenov Oleg
4Semenov Oleg - Shiryaevskaya Daria