Games lost by Igor Sadelov (Moscow, Russia) in this fuseki

5
43
2
1
7bw
+11
=1 
-4 
?  

1Sadelov Igor - Mikhailov Alexander
2Sadelov Igor - Sirategyan Karen
3Sadelov Igor - Vostryakov Alexey
4Sadelov Igor - Mesila Villem