Yiwen Zhou (China, Beijing) prefer positions after 5 moves

All yearsLast ten years
4
2
1
35
6bw
+11
= 2
- 2
?  
4
2
1
35
6bw
+11
= 2
- 2
?  
3
524
1
2bw
+ 1
=  
- 1
?  
3
524
1
2bw
+ 1
=  
- 1
?  
2
1
35
4
1bw
+  
=  
- 1
?  
2
1
35
4
1bw
+  
=  
- 1
?