Grandmaster

Siberian

Игорь Маркелов, Moscow, Russia
 
 
 
 
 
 
 
 
Only public activity
1940 problems
solved for all time
377 problems
solved for the last year
23 problems
solved for the last month
10 days
in a row max.
4 days
in a row for the last year
4 days
in a row for the last month