Games won since 2011 year by Stefan Karlsson (Stockholm, Sweden) as white in this fuseki

5
23
41
9bw
+15
=11
- 1
?  

1Eriksson Marcus - Karlsson Stefan
2Nyberg Bengt - Karlsson Stefan
3Nyberg Bengt - Karlsson Stefan
4Jonsson Peter - Karlsson Stefan
5Lohmus Kristofer - Karlsson Stefan