Colle System: Siroccopteryx Variation
White
Rating Group
Elo gain/loss
Game count
All
2.97
3
1500-2000
3.31
1
2000+
2.8
2
Black
Rating Group
Elo gain/loss
Count
All
-2.97
3
1500-2000
-3.44
2
2000+
-2.02
1