Valery Yurkin (Russia, Saransk) prefer positions after 5 moves

All years
3
5
2
1
4
1bw
+  
=  
- 1
?  
4
3
2
5
1
1bw
+  
=  
-1 
?  
425
1
3
1bw
+  
=  
- 1
?  
3
425
1
1bw
+1 
=  
-  
?  
3
5
2
41
1bw
+  
=  
- 1
?