Games won by Sergey Filippov (Moscow, Russia) as black in this fuseki

425
1
3
12bw
+4 
=11
-33
?  

1Filippov Sergey - Salnikova Nonna
2Filippov Sergey - Khramov Andrey
3Filippov Sergey - Savchenko Igor
4Filippov Sergey - Ilyin Dmitry