Games played since 2014 year by Yanzhen Cheng (Guangxi, China) in this fuseki

425
1
3
4bw
+3 
=  
- 1
?  

1Cheng Yanzhen - Luo Yan
2Cheng Yanzhen - Zhao Haixia
3Cheng Yanzhen - Zhao Haixia
4Yu Yajun - Cheng Yanzhen