Games lost by Sergey Artemyev (Saint Petersburg, Russia) as black in this fuseki

4
2
1
35
75bw
+1331
=65
-614
?  

1Artemyev Sergey - Rusin Vladislav
2Artemyev Sergey - Nikonov Konstantin
3Artemyev Sergey - Nikonov Konstantin
4Artemyev Sergey - Sushkov Vladimir
5Artemyev Sergey - Makarov Pavel
6Artemyev Sergey - Rusin Vladislav