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Costello, Alexander

IM

🇺🇸USA · 144 games analyzed · FIDE #2099659 · 42W 15D 43L

classical 2263
blitz 2200
ECOOpeningGamesFreqW / D / L
B48
Sicilian Defense
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 …
2738%
59%15%26%
B10
Caro-Kann Defense
1.e4 c6
1014%
50%10%40%
A06
Zukertort Opening
1.Nf3 d5
710%
57%14%29%
C12
French Defense
1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Bb4
68%
0%33%67%
C78
Ruy Lopez
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O
46%
25%0%75%
A16
English Opening
1.c4 Nf6 2.Nc3
46%
75%0%25%
B06
Modern Defense
1.e4 g6
23%
50%0%50%
B00
Pirc Defense
1.e4
23%
0%0%100%
D11
Slav Defense
1.d4 d5 2.c4 c6 3.Nf3
11%
0%0%100%
D45
Semi-Slav Defense
1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.e3 e6 5.Nf3
11%
0%0%100%
D90
Grünfeld Defense
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3
11%
100%0%0%
A48
London System
1.d4 Nf6 2.Nf3 g6
11%
100%0%0%
D38
Queen's Gambit Declined
1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 Bb4
11%
0%0%100%
A15
English Orangutan
1.c4 Nf6
11%
0%100%0%
E68
King's Indian Defense
1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 …
11%
0%100%0%