Games lost by Alexey Skuridin (Nizhny Novgorod, Russia) as black in this fuseki

4
2
1
35
74bw
+634
=110
-419
?  

1Skuridin Alexey - Shevelyov Sergey
2Skuridin Alexey - Filinov Vladimir
3Skuridin Alexey - Taiblin Yuriy
4Skuridin Alexey - Sokolov Alexander