Games lost by Jinyu Zhang (Beijing, China) as black in this fuseki

4
2
1
35
65bw
+1312
=1318
-54
?  

1Zhang Jinyu - Hasegawa Kazuto
2Zhang Jinyu - Epifanov Dmitry
3Zhang Jinyu - Chen Wei
4Zhang Jinyu - Yang Coco
5Zhang Jinyu - Ustimov Anatoly