Games played by Konstantin B. Kotzev (Sofija, Bulgaria) in this fuseki

5
2
41
3
4bw
+1 
=  
- 3
?  

1Koiso Shigemasa - Kotzev Konstantin B.
2Sapronov Vladimir - Kotzev Konstantin B.
3Zahle Torben Ulrik - Kotzev Konstantin B.
4Kotzev Konstantin B. - Haga Itaru