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Player Profile

Player:

(Eg: Carlsen,Magnus)

Koomen, Willem



Years:	1936-1946
Number of games:	87
Number of wins:	27
Number of draws:	19
Number of losses:	41
White score:	22½/45 (50% - Average Elo: 0)
Black score:	14/42 (33.33% - Average Elo: 0)

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

Top wins

Koomen, Willem - Colliander, Lennart, Munich Schach-Olympia (No FIDE event), Munich () - 1936

Koomen, Willem - De Groot, Adriaan, Hoogovens, Beverwijk (D95) - 1946

Koomen, Willem - De Hon, Th, Schaakclub Max Euwe Jubilee, Amsterdam () - 1938

Mulder, Emile AJM - Koomen, Willem, NED-ch09 sf-B, The Hague () - 1936

Schelfhout, Willem AT - Koomen, Willem, NED-ch09 Final, Rotterdam () - 1936

Geyser, W - Koomen, Willem, NED-ch09 Final, Rotterdam () - 1936

Koomen, Willem - ? (38)

Van Doesburgh, Gerrit RD (3/3)

Cortlever, Nicolaas (1/2)

De Groot, Adriaan (1/2)

Kmoch, Hans (0/2)

Kramer, Haije J (1/2)

Landau, Salo (½/2)

Alekhine, Alexander (0/1)

Been, J (½/1)

Colliander, Lennart (1/1)

Davidson, Jacques (0/1)

De Hon, Th (1/1)

De Jong, Theodoor (1/1)

Felderhof, Hendrik Willem (0/1)

Fontein, JHC (1/1)

Graf Stevenson, Sonja (½/1)

Kalnins, Indrikis (1/1)

Kok, Theo (½/1)

Max, H (0/1)

Mulder, Emile AJM (½/1)

Nedeljkovic, Ozren (½/1)

Oskam, Gerard (0/1)

Overgaauw (1/1)

Prins, Lodewijk (0/1)

Ruben, CL (1/1)

Sammelius, Carel JR (0/1)

Sapira, Emmanuel (1/1)

Schelfhout, Willem AT (½/1)

Sepp, Leopold (0/1)

Skibiniauskas, Vytautas (1/1)

Staldi, Cherubino (0/1)

Stoltz, Gosta (1/1)

Struylaart, C (½/1)

Tegelaar, H (0/1)

Van den Bosch, Johannes (½/1)

Van Mindeno, Siegfried Bernard (½/1)

Veerkamp, J (0/1)

Weiss, Heinrich1 (½/1)

Zita, Frantisek (1/1)

? - Koomen, Willem (38)

Van Scheltinga, Theo D (½/3)

De Haas, Ephraim (0/1)

Demmendal, WG (0/1)

Euwe, Max (0/1)

Haalebos, Francois C (1/1)

Hamming, Adolf Willem (1/1)

Jongedijk, J (1/1)

Jonsson, Sigurdur (1/1)

Korody Keresztely, Imre (½/1)

Kramer, Haije J (0/1)

Magno da Cruz, Mecenas (1/1)

Mulder, Ebbe (½/1)

Mulder, Emile AJM (1/1)

O'Kelly de Galway, Alberic (0/1)

Olsen, RA (1/1)

Oskam, Gerard (½/1)

Petersen, Johannes1 (0/1)

Raina, Constantin (1/1)

Saemisch, Friedrich (0/1)

Schelfhout, Willem AT (1/1)

Spielmann, Rudolf (0/1)

Sterk, Jakob C (0/1)

Struylaart, C (½/1)

Stumpers, Louis F (½/1)

Sundberg, Bertil (0/1)

Tummers, Leo J (0/1)

Van den Bosch, Johannes (0/1)

Van den Tol, Theo P (0/1)

Van Doesburgh, Gerrit RD (0/1)

Van Oosterwijk Bruyn, Jaap J (0/1)

Van Steenis, Hendrik Jan (0/1)

Vlagsma, Chris (0/1)

Wijnans, Artur Joseph (0/1)

Openings played as White (17)

Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 0
Result: 13½/26 = 51.92%

D95 Grunfeld (1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.e3 O-O 6.Qb3)
Average Elo: 0
Result: 2½/3 = 83.33%

E33 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 Nc6)
Average Elo: 0
Result: 1/2 = 50%

D53 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7)
Average Elo: 0
Result: ½/1 = 50%

E37 Nimzo-Indian, Classical (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d5 5.a3 Bxc3+ 6.Qxc3 Ne4 7.Qc2)
Average Elo: 0
Result: 1/1 = 100%

D70 Neo-Grunfeld Defense (1.d4 Nf6 2.c4 g6 3.f3 d5)
Average Elo: 0
Result: 0/1 = 0%

E11 Bogo-Indian Defense (1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+)
Average Elo: 0
Result: 0/1 = 0%

E16 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+)
Average Elo: 0
Result: 0/1 = 0%

D33 Queen's Gambit Declined, Tarrasch (1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3)
Average Elo: 0
Result: 0/1 = 0%

D55 Queen's Gambit Declined (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3)
Average Elo: 0
Result: 0/1 = 0%

D36 Queen's Gambit Declined, Exchange, Positional line, 6.Qc2 (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.cxd5 exd5 5.Bg5 c6 6.Qc2)
Average Elo: 0
Result: 0/1 = 0%

D68 Queen's Gambit Declined, Orthodox Defense, Classical (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1 c6 8.Bd3 dxc4)
Average Elo: 0
Result: 0/1 = 0%

D40 Queen's Gambit Declined, Semi-Tarrasch (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5)
Average Elo: 0
Result: 1/1 = 100%

E49 Nimzo-Indian, 4.e3, Botvinnik System (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.a3 Bxc3+ 7.bxc3)
Average Elo: 0
Result: ½/1 = 50%

A85 Dutch, with c4 & Nc3 (1.d4 f5 2.c4 Nf6 3.Nc3)
Average Elo: 0
Result: ½/1 = 50%

D63 Queen's Gambit Declined, Orthodox Defense (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7 7.Rc1)
Average Elo: 0
Result: 1/1 = 100%

D60 Queen's Gambit Declined, Orthodox Defense (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 Nbd7)
Average Elo: 0
Result: 1/1 = 100%

Openings played as Black (15)

Uncommon Opening (1.g4, a3, h3, etc.)
Average Elo: 0
Result: 11½/25 = 46%

A84 Dutch (1.d4 f5 2.c4)
Average Elo: 0
Result: 0/2 = 0%

C58 Two Knights (1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Na5)
Average Elo: 0
Result: 0/2 = 0%

D22 Queen's Gambit Accepted (1.d4 d5 2.c4 dxc4 3.Nf3 a6 4.e3 Bg4 5.Bxc4 e6 6.d5)
Average Elo: 0
Result: 0/2 = 0%

A80 Dutch (1.d4 f5)
Average Elo: 0
Result: 0/1 = 0%

C29 Vienna Gambit (1.e4 e5 2.Nc3 Nf6 3.f4)
Average Elo: 0
Result: ½/1 = 50%

C32 King's Gambit Declined, Falkbeer Counter Gambit (1.e4 e5 2.f4 d5 3.exd5 e4 4.d3 Nf6 )
Average Elo: 0
Result: 0/1 = 0%

C50 Giuoco Piano (1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5)
Average Elo: 0
Result: 0/1 = 0%

C53 Giuoco Piano (1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3)
Average Elo: 0
Result: 1/1 = 100%

C78 Ruy Lopez (1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O)
Average Elo: 0
Result: 0/1 = 0%

D44 Queen's Gambit Declined Semi-Slav (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.Bg5 dxc4)
Average Elo: 0
Result: 0/1 = 0%

D48 Queen's Gambit Declined Semi-Slav, Meran (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6)
Average Elo: 0
Result: 0/1 = 0%

D49 Queen's Gambit Declined Semi-Slav, Meran (1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4 b5 8.Bd3 a6 9.e4 c5 10.e5 cxd4 11.Nxb5 )
Average Elo: 0
Result: 0/1 = 0%

E17 Queen's Indian (1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7)
Average Elo: 0
Result: 1/1 = 100%

E20 Nimzo-Indian (1.d4 Nf6 2.c4 e6 3.Nc3 Bb4)
Average Elo: 0
Result: 0/1 = 0%