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Player Profile

Player:

(Eg: Carlsen,Magnus)

Koval, David W



Years:	1993-2006
Number of games:	23
Number of wins:	9
Number of draws:	7
Number of losses:	7
White score:	6/12 (50% - Average Elo: 2253.75)
Black score:	6½/11 (59.09% - Average Elo: 2326)

Rating progression

Games
White wins
White draws
White losses
Black wins
Black draws
Black losses

Top wins

Koval, David W (2245) - Janos, Jozef, SVK-ch, Topolcianky (B38) - 1993

Koval, David W (2245) - Farleigh, Richard, World op 23rd, Philadelphia (B07) - 1995

Koval, David W (2209) - Corcoran, Paul A, USA-chT Amateur East, Parsippany (B07) - 2006

Vavra, Pavel (2390) - Koval, David W (2210), SVK-ch, Presov (C00) - 1997

Pinto, Mark A (2136) - Koval, David W (2209), USA-chT Amateur East, Parsippany (B23) - 2001

Hudoba, Ondrej - Koval, David W (2245), SVK-ch, Topolcianky (C05) - 1993

Koval, David W - ? (12)

Bevington, Thomas (½/1)

Bjornsson, Bjorn Freyr (½/1)

Cimra, Jozef (½/1)

Corcoran, Paul A (1/1)

Farleigh, Richard (1/1)

Janos, Jozef (1/1)

Kotan, Ladislav (½/1)

Lipka, Juraj (½/1)

Mihalik, Marek (0/1)

Ridarcikova, Valeria (½/1)

Vainberg, Vlad (0/1)

Yeodoro, E (0/1)

? - Koval, David W (11)

Betko, Lubomir (0/1)

Burnett, Ronald (0/1)

Debnar, Lubos (½/1)

Hudoba, Ondrej (1/1)

Krivoshey, Sergei (0/1)

Lesser, Noah (1/1)

McGeorge, Alan (1/1)

Pinto, Mark A (1/1)

Premkumar, Vikram (1/1)

Shurygin, Sergey (0/1)

Vavra, Pavel (1/1)

Openings played as White (11)

B07 Pirc (1.e4 d6 2.d4 Nf6)
Average Elo: 0
Result: 2/2 = 100%

A39 English, Symmetrical, Main line with d4 (1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.Nf3 Nf6 6.O-O O-O 7.d4)
Average Elo: 0
Result: ½/1 = 50%

A28 English (1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6)
Average Elo: 0
Result: 0/1 = 0%

E46 Nimzo-Indian (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O)
Average Elo: 2310
Result: ½/1 = 50%

B38 Sicilian, Accelerated Fianchetto, Maroczy Bind, 6.Be3 (1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.c4 Bg7 6.Be3)
Average Elo: 0
Result: 1/1 = 100%

A00 Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 2235
Result: ½/1 = 50%

D00 Queen's Pawn Game (1.d4 d5)
Average Elo: 0
Result: 0/1 = 0%

A61 Benoni (1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.Nf3 g6)
Average Elo: 2225
Result: ½/1 = 50%

D30 Queen's Gambit Declined (1.d4 d5 2.c4 e6)
Average Elo: 2245
Result: ½/1 = 50%

A45 Queen's Pawn Game (1.d4 Nf6)
Average Elo: 0
Result: 0/1 = 0%

A43 Old Benoni (1.d4 c5)
Average Elo: 0
Result: ½/1 = 50%

Openings played as Black (11)

C05 French, Tarrasch (1.e4 e6 2.d4 d5 3.Nd2 Nf6)
Average Elo: 0
Result: 1/1 = 100%

D88 Grunfeld, Spassky Variation, Main line, 10...cd, 11.cd (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O 8.Ne2)
Average Elo: 2270
Result: ½/1 = 50%

C18 French, Winawer (1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3)
Average Elo: 0
Result: 0/1 = 0%

C15 French, Winawer (1.e4 e6 2.d4 d5 3.Nc3 Bb4)
Average Elo: 0
Result: 1/1 = 100%

C11 French (1.e4 e6 2.d4 d5 3.Nc3 Nf6)
Average Elo: 2370
Result: 0/1 = 0%

D85 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5)
Average Elo: 2425
Result: 0/1 = 0%

C00 French Defense (1.e4 e6)
Average Elo: 2390
Result: 1/1 = 100%

A34 English, Symmetrical (1.c4 c5 2.Nc3)
Average Elo: 2365
Result: 0/1 = 0%

B50 Sicilian (1.e4 c5 2.Nf3 d6)
Average Elo: 0
Result: 1/1 = 100%

B70 Sicilian, Dragon Variation (1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6)
Average Elo: 0
Result: 1/1 = 100%

B23 Sicilian, Closed (1.e4 c5 2.Nc3)
Average Elo: 2136
Result: 1/1 = 100%