Ning Wu (China, Beijing) prefer positions after 5 moves

All years
3
542
1
2bw
+2 
=  
-  
?  
3
425
1
1bw
+  
=  
-1 
?  
3
2
1
45
1bw
+  
=  
- 1
?  
34
2
51
1bw
+  
=  
-1 
?  
4
2
1
35
1bw
+  
= 1
-  
?