Nikolay Nasonov (Russia, Moscow) prefer positions after 5 moves

All years
3
4
52
1
1bw
+  
=  
- 1
?  
3
4
52
1
1bw
+  
=  
-1 
?  
542
1
3
1bw
+  
=  
- 1
?  
3
5
2
41
1bw
+  
=  
-1 
?