Games played by Tiantai Zhang (Ningxia, China) in this fuseki

5
3
24
1
6bw
+1 
=1 
-31
?  

1Zhang Tiantai - Zhao Lingxuan
2Zhang Tiantai - Li Jiapeng
3Zhang Tiantai - Wang Zechen
4Zhang Tiantai - Luan Kaixin
5Chen Hongquan - Zhang Tiantai
6Zhang Tiantai - Yang Wenjun