Rat Defense: Petruccioli Attack
White
Rating Group
Elo gain/loss
Game count
All
0.02
817
<1000
1.04
108
1000-1500
0.7
267
1500-2000
-0.1
290
2000+
-1.67
152
Black
Rating Group
Elo gain/loss
Count
All
-0.02
817
<1000
1.28
101
1000-1500
0.88
271
1500-2000
-0.78
304
2000+
-1.06
141