Pirc Defense: Classical Variation, Quiet System, Chigorin Line
White
Rating Group
Elo gain/loss
Game count
All
0.27
2,240
<1000
4.15
63
1000-1500
1.44
404
1500-2000
0.5
935
2000+
-0.83
834
Black
Rating Group
Elo gain/loss
Count
All
-0.27
2,240
<1000
2.99
57
1000-1500
0.81
372
1500-2000
-0.12
939
2000+
-1.11
868