Pirc Defense: Classical Variation, Quiet System, Parma Defense
White
Rating Group
Elo gain/loss
Game count
All
-0.15
1,850
<1000
3.58
40
1000-1500
0.85
465
1500-2000
-0.26
836
2000+
-1.16
509
Black
Rating Group
Elo gain/loss
Count
All
0.15
1,850
<1000
2.98
41
1000-1500
0.79
462
1500-2000
0.24
836
2000+
-0.82
511