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Stem game: Conel Hugh O'Donel Alexander vs Gerald Abrahams (1947) 1-0

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.Bb5 Bb4 5.O-O O-O 6.d3 Bxc3 7.bxc3 Qe7 8.Re1 d6 9.d4 Bg4 10.h3 Bh5 11.g4 Bg6 12.Bg5 h6 13.Bh4 Bh7 14.d5 Nd8 15.g5 hxg5 16.Bxg5 a6 17.Bd3 Qd7 18.Bxf6 gxf6 19.Kh2 f5 20.Rg1+ Kh8 21.exf5 f6 22.Nh4 Nf7 23.Qh5 Ng5 24.Ng6+ Kg8 25.Nxf8 Kxf8 26.f4 e4 27.fxg5 Qxf5 28.Raf1 Qe5+ 29.Kh1 Qxd5 30.c4 1-0
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Opening: Four Knights (C49)
Player profiles: C H Alexander, G Abrahams

Novelty of stem-game: 9. d4

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 Qe7  8. Re1 d6
 page 1 of 1; 4 games  PGN Download 
Game  ResultMoves Year Event/LocaleOpening
1. Cortlever vs Keres  0-165 1939 BuenosC49 Four Knights
2. M Czerniak vs Keres  0-154 1939 Buenos Aires ol pr-DC49 Four Knights
3. Bondarevsky vs Lilienthal 0-145 1941 USSR Absolute ChampionshipC49 Four Knights
4. C H Alexander vs G Abrahams  1-030 1947 Hastings 1946/47C49 Four Knights
  REFINE SEARCH:   White wins (1-0) | Black wins (0-1) | Draws (1/2-1/2)  

 
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 Qe7  8. Re1
 page 1 of 1; one game  PGN Download 
Game  ResultMoves Year Event/LocaleOpening
1. C H Alexander vs G A Thomas  0-139 1947 Hastings 4748C49 Four Knights

 
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3 Qe7
 page 1 of 1; 7 games  PGN Download 
Game  ResultMoves Year Event/LocaleOpening
1. F Bohatirchuk vs K Vygodchikov 1-047 1923 USSR ChampionshipC49 Four Knights
2. Maroczy vs L Asztalos  ½-½18 1931 BledC49 Four Knights
3. R Renter vs Bronstein  0-154 1947 Parnu itC49 Four Knights
4. Bronstein vs I Nei  ½-½10 1981 TallinnC49 Four Knights
5. S Arkhipov vs L Gostisa  1-047 1994 Lippstadt, Cat.8C49 Four Knights
6. V Kalisky vs M Vyparina  ½-½41 2000 TCh-SVKC49 Four Knights
7. A Survilo vs J Grachev  0-135 2001 openC49 Four Knights
  REFINE SEARCH:   White wins (1-0) | Black wins (0-1) | Draws (1/2-1/2)  

 
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3 7. bxc3
 page 1 of 9; games 1-25 of 220  PGN Download
Game  ResultMoves Year Event/LocaleOpening
1. A Schwarz vs Englisch 0-140 1879 LeipzigC49 Four Knights
2. J Mason vs Winawer  1-041 1883 LondonC49 Four Knights
3. E Schallopp vs A Schottlaender  1-086 1885 HamburgC49 Four Knights
4. Lasker vs J Mason  ½-½44 1892 London MastersC49 Four Knights
5. M Porges vs Von Bardeleben  0-130 1892 DSB-07.KongressC49 Four Knights
6. Von Bardeleben vs Metger  ½-½26 1893 8th DSB KongressC49 Four Knights
7. Schlechter vs P K Seuffert  ½-½24 1894 9th DSB Kongress, LeipzigC49 Four Knights
8. H Suechting vs J W Baird  0-126 1894 9th DSB Kongress, LeipzigC49 Four Knights
9. A Zinkl vs G Marco  0-156 1894 9th DSB Kongress, LeipzigC49 Four Knights
10. A Zinkl vs J W Baird  0-159 1894 9th DSB Kongress, LeipzigC49 Four Knights
11. Schlechter vs A Zinkl  1-029 1894 ViennaC49 Four Knights
12. Schiffers vs Teichmann  0-139 1897 BerlinC49 Four Knights
13. Schiffers vs Winawer  1-030 1897 BerlinC49 Four Knights
14. A Zinkl vs Metger 1-025 1897 BerlinC49 Four Knights
15. Lipke vs H W Trenchard  ½-½35 1898 ViennaC49 Four Knights
16. Tarrasch vs Schlechter 1-038 1898 ViennaC49 Four Knights
17. Janowski vs J Mason 0-175 1899 LondonC49 Four Knights
18. Teichmann vs Pillsbury  ½-½66 1899 LondonC49 Four Knights
19. Janowski vs Pillsbury 0-145 1900 ParisC49 Four Knights
20. T F Lawrence vs Teichmann  0-136 1900 LondonC49 Four Knights
21. Maroczy vs G Marco  1-056 1900 MunichC49 Four Knights
22. Janowski vs Showalter  1-043 1900 ParisC49 Four Knights
23. W Cohn vs Halprin  1-023 1900 MunichC49 Four Knights
24. W Cohn vs H E Atkins  0-145 1902 13th DSB Kongress (Hanover)C49 Four Knights
25. Gunsberg vs J Mason  ½-½20 1902 13th DSB Kongress (Hanover)C49 Four Knights
 page 1 of 9; games 1-25 of 220  PGN Download
  REFINE SEARCH:   White wins (1-0) | Black wins (0-1) | Draws (1/2-1/2)  

 
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 Bxc3
 page 1 of 1; one game  PGN Download 
Game  ResultMoves Year Event/LocaleOpening
1. Zhao Jun vs N Chunhong  ½-½6 2007 UTD GM InvitationalC49 Four Knights

 


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