Weiguo Gu
(China, Shanghai) prefer positions after 5 moves
All years
3
2
4
1
5
1
b
w
+
 
1
=
 
 
-
 
 
?
 
 
3
1
5
2
4
1
b
w
+
 
 
=
 
 
-
1
 
?
 
 
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