[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "1.1"]
[White "Kojima, Shinya"]
[Black "Kojima, Natsumi"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2497"]
[BlackElo "1772"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "35"]
[EventDate "2019.10.13"]

{C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} 1. e4 e5 2. Nf3
Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Kh8 8. c3 Ng8 9. d4 Bg4 (
9... f5 10. dxe5 fxe4 11. Rxe4 Rxf3 12. gxf3 Nxe5 13. Rxe5 dxe5 14. Qxd8 Bxd8
15. Nd2 Nf6 16. Ne4 Nxe4 17. fxe4 Bg4 18. Kg2 Bh4 19. f3 Bh5 20. Be3 Rd8 21. b4
h6 {1/2-1/2 (21) Fedorchuk,S (2635)-Giri,A (2722) Germany 2012}) 10. d5 Nb8 11.
Be2 $146 (11. h3 Bc8 (11... Bxf3 12. Qxf3 Bg5 13. a5 a6 14. Nd2 Ne7 15. Qh5 f6
16. Bd3 Nd7 17. b4 g6 18. Qe2 f5 19. Bb2 Nf6 20. Nf3 fxe4 21. Bxe4 Nxe4 22.
Qxe4 Bf6 23. c4 Qd7 24. Qg4 Qf5 25. Re2 h5 26. Qe4 {Fedorov,A (2604)
-Blagojevic,D (2548) Jahorina 2003 1-0 (52)}) 12. Nbd2 f5 13. exf5 Bxf5 14. Qb3
Qc8 15. a5 a6 16. Bf1 Nd7 17. c4 Ngf6 18. Qc3 Nc5 19. b4 Nce4 20. Nxe4 Nxe4 21.
Qb3 h6 22. Ra2 Nf6 23. Rd2 Bh7 24. Bb2 Qf5 25. c5 Ne4 {Zhang,Z (2649)-Friedel,
J (2498) Beijing 2008 1-0 (78)}) (11. Bd3 Bxf3 12. Qxf3 Bg5 13. a5 c5 14. dxc6
bxc6 15. Bxg5 Qxg5 16. Na3 Nd7 17. Nc4 Qe7 18. Rad1 Nc5 19. Bc2 Rad8 20. b4 Ne6
21. Rd2 Nf6 22. Red1 Ne8 23. Ne3 g6 24. Nc4 f6 25. g3 Ng5 {Djingarova,E (2292)
-Krivec,J (2284) Nova Gorica 2005 1/2-1/2}) (11. h3 Bh5 $16) 11... a5 (11...
Nf6 12. Nbd2 $14) 12. Be3 (12. h3 Bh5 $16) 12... Bxf3 13. Bxf3 {White has the
pair of bishops} (13. gxf3 $6 Bg5 $11) 13... Bg5 14. Nd2 f5 (14... Bxe3 15.
Rxe3 Nd7 16. Qc2 $14) 15. exf5 $16 Rxf5 (15... Bxe3 16. Rxe3 Rxf5 17. Qc2 $16)
16. Bg4 (16. Be4 Rf8 $16) 16... Rf8 17. Ne4 Bxe3 18. Rxe3 1/2-1/2

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "1.2"]
[White "Watanabe, Katsumi"]
[Black "Sugimoto, Koichi"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1723"]
[BlackElo "1987"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "56"]
[EventDate "2019.10.13"]

{A28: English Opening: Four Knights Variation} 1. c4 e5 2. Nc3 Nf6 3. e4 Bc5 4.
Be2 Nc6 5. Nf3 d6 6. O-O O-O 7. d3 h6 8. a3 $146 {Consolidates b4} (8. Be3 a6
9. d4 exd4 10. Nxd4 Ne5 11. f3 Re8 12. Qd2 Qe7 13. Rae1 c6 14. Kh1 Bd7 15. Nc2
Bxe3 16. Nxe3 Rad8 17. b4 Ng6 18. Nf5 Bxf5 19. exf5 Nf8 20. Bd3 Qc7 21. Ne4
N8d7 22. Bc2 Nxe4 {Larin,V (2157)-Petrov,A (2195) Tambov 2008 1-0 (40)}) 8...
a5 9. Qc2 Bg4 10. Be3 Nd4 11. Bxd4 exd4 12. Nd5 Be6 13. b4 Ba7 14. b5 {White
gains space} (14. g3 Bg4 $11) 14... c6 (14... Bc5 15. Nf4 $11) 15. bxc6 (15. b6
Bxb6 16. Nxb6 Qxb6 $11) 15... bxc6 16. Nf4 (16. Nxf6+ Qxf6 17. Qa4 Rfc8 $11)
16... Bd7 $15 17. e5 Ne8 18. exd6 Nxd6 19. c5 (19. Ne5 Be8 20. Nf3 Bc5 $11)
19... Nf5 (19... Nb7 20. Rfe1 $17 (20. Nxd4 $2 {doesn't solve anything} Qf6 $19
)) 20. Ne5 Be8 (20... Re8 21. Nxd7 Qxd7 22. Bg4 $15) 21. Bf3 {White threatens
to win material: Bf3xc6} (21. Qc4 Kh8 22. Rae1 $11) 21... Rc8 (21... Nh4 $142 {
and Black can hope to survive} 22. Rae1 Qg5 $15) 22. Qc4 $16 Bb8 23. Rfe1 Qf6
24. Nfg6 Bxe5 (24... Rd8 $5 $14) 25. Nxe5 $16 Rd8 26. Bg4 (26. Qa6 $142 $16)
26... Rd5 $11 27. Bxf5 Qxf5 28. Re4 $4 (28. Nf3 $142 {was much better} Rxc5 29.
Qxd4 $11) 28... Rxe5 $19 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "1.3"]
[White "Drakakis, Athanasios"]
[Black "Kikuchi, Akira"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1876"]
[BlackElo "1718"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "85"]
[EventDate "2019.10.13"]

{D05: Colle System with ...e6} 1. d4 d5 2. Nf3 c5 3. e3 Nf6 4. c3 Nc6 5. Bd3 e6
6. O-O b6 (6... Qc7 7. Nbd2 Be7 8. dxc5 Bxc5 9. Qe2 Ne5 10. Nxe5 Qxe5 11. e4
Qh5 12. Bb5+ Kf8 13. Qxh5 Nxh5 14. Nb3 Bd6 15. Rd1 Nf6 16. exd5 exd5 17. Bg5
Ne4 18. Be3 Be6 19. f3 Nf6 20. Nd4 a6 21. Ba4 {Gausel,E (2540)-Wedberg,T (2475)
Munkebo 1998 1/2-1/2 (87)}) 7. Qe2 Be7 8. Nbd2 Bb7 9. b3 $146 (9. Rd1 O-O 10.
a3 Rc8 11. b4 cxb4 12. cxb4 a5 13. b5 Nb8 14. Bb2 Ne4 15. Rac1 Qd6 16. Bb1 Nd7
17. Nxe4 dxe4 18. Nd2 f5 19. Nc4 Qb8 20. Rc3 Bd5 21. Rdc1 Rcd8 22. f3 exf3 23.
gxf3 Bf6 {Buchnicek,P (2322)-Repkova,E (2391) Slovakia 2008 1-0 (42)}) 9... O-O
10. Bb2 cxd4 11. exd4 Rc8 12. Rae1 Qc7 13. Ne5 h6 (13... Nxe5 14. dxe5 (14.
Qxe5 $143 Bd6 15. Qe2 Bxh2+ 16. Kh1 Bd6 $17) 14... Nd7 15. b4 $11) 14. f4 $14
Bd6 15. Rf3 Nd7 16. Ref1 Ne7 ({Weaker is} 16... Ndxe5 17. fxe5 (17. dxe5 $6
Bc5+ 18. Kh1 Kh8 $14) 17... Be7 18. Rg3 $18) 17. Rh3 f5 {Black has a new
backward pawn: e6} 18. Ndf3 (18. Bb5 Nf6 $14) 18... Nf6 $11 19. Nh4 {White has
an active position} Ne4 {Black threatens to win material: Ne4xc3} 20. Bb1 Rf6
21. Kh1 Nxc3 $4 {there were better ways to keep up the pressure.} (21... Rff8
$142 $11 {the rescuing straw}) 22. Rxc3 $18 Qd8 23. Rxc8 Qxc8 24. Rc1 Qe8 25.
Bd3 Qd8 26. Nhf3 Qe8 (26... Ng6 {cannot change what is in store for White} 27.
g3 $18) 27. Bb5 Qh5 28. Ng1 (28. Nd7 $142 {finishes off the opponent} Rg6 29.
Nfe5 Qxe2 30. Bxe2 Rf6 $18) 28... Qxe2 29. Nxe2 g5 (29... Rf8 {is no salvation}
30. Bd7 Rf6 31. Kg1 $18) 30. g3 (30. Bd7 {keeps an even firmer grip} Ba6 31.
Ng3 Kh7 $18) 30... Kg7 31. a4 (31. h4 {and White can already relax} gxh4 32.
gxh4 Rf8 $18) 31... g4 (31... Rf8 {doesn't get the cat off the tree} 32. Kg2
$18) 32. Ra1 (32. Bd7 {might be the shorter path} a6 $18) 32... h5 (32... Rf8 {
is not the saving move} 33. a5 $18) 33. Ba3 Nc8 (33... Bxa3 {desperation} 34.
Rxa3 a6 $18) 34. Bxd6 Nxd6 35. Rc1 Kh6 (35... Kg8 {does not save the day} 36.
Rc7 Rh6 37. Rd7 Nxb5 38. Rxb7 $18) 36. Rc7 h4 (36... Bc8 {a fruitless try to
alter the course of the game} 37. Rxa7 Rf8 38. Rc7 $18) 37. Rd7 Nxb5 38. Rxb7 (
38. axb5 $142 {makes sure everything is clear} Bc8 39. Rd8 a6 40. Rxc8 axb5 41.
gxh4 Kg7 $18) 38... Nd6 39. Rxa7 Ne4 (39... h3 {does not help much} 40. Rc7 $18
) 40. Rb7 hxg3 (40... Rf8 {does not improve anything} 41. Rxb6 Rc8 42. Nc6 $18)
41. Nxg3 Rf8 (41... Nf2+ {doesn't change anything anymore} 42. Kg2 Nh3 43. Ne2
$18) 42. Rxb6 Rh8 (42... Kg7 {praying for a miracle} 43. a5 Rc8 44. Nxe4 Rc1+
45. Kg2 dxe4 $18) 43. Nf7+ (43. Nf7+ Kh7 44. Nxh8 $18) (43. Nxf5+ Kh7 44. Rb7+
Kg8 45. Rg7+ Kf8 46. Rf7+ Ke8 47. Ng7+ Kd8 48. Nc6+ Kc8 49. Nxe6 Ng3+ 50. Kg2
Rxh2+ 51. Kxh2 Nf1+ 52. Kg1 Ne3 53. Rc7#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "1.4"]
[White "Sato, Yasuji"]
[Black "Yoshii, Yukihiko"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1453"]
[BlackElo "1851"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "61"]
[EventDate "2019.10.13"]

{B50: Sicilian: 2...d6, Miscellaneous} 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 Bg4
(4... Nxe4 5. Qa4+ Nc6 6. Bxf7+ Kxf7 7. Qxe4 Qd7 8. d4 cxd4 9. cxd4 Qf5 10. Qe2
e6 11. Nc3 Be7 12. g4 Qg6 13. h4 e5 14. Qc4+ d5 15. Qxd5+ Be6 16. Qxc6 bxc6 17.
Nxe5+ Kg8 18. Nxg6 hxg6 19. g5 {Fish,G (2529)-Bromberger,S (2505) Germany 2006
1-0 (56)}) (4... Qc7 5. Qe2 Bg4 6. h3 Bxf3 7. Qxf3 Nc6 8. Bb3 g6 9. d3 Bg7 10.
Be3 O-O 11. Nd2 Nd7 12. g4 b5 13. h4 Nce5 14. Qe2 Rac8 15. Bd1 c4 16. dxc4 bxc4
17. Bc2 Qb7 18. Rb1 Nf6 19. g5 {Manakova,I (2244)-Gaponenko,I (2451) Sochi
2007 0-1}) 5. Qb3 e6 $146 {Prevents intrusion on d5} (5... Qb6 6. Bxf7+ Kd7 7.
e5 Qxb3 8. Bxb3 Bxf3 9. exf6 Be4 10. fxg7 Bxg7 11. Ke2 Nc6 12. d3 Bg6 13. Be3
b5 14. Nd2 Ne5 15. d4 Bd3+ 16. Kd1 Ng4 17. Bc2 Bxc2+ 18. Kxc2 cxd4 19. cxd4 e5
20. Nf3 {Koroljova,V (2165)-Qveliashvili,T (2210) Tallinn 1997 1/2-1/2 (59)})
6. Qxb7 Nbd7 7. d4 (7. O-O Rb8 8. Qxa7 Nxe4 $14) 7... h6 {Covers g5} (7... Rb8
$5 {must definitely be considered} 8. Qxa7 Nxe4 $14) 8. Nbd2 $16 Be7 9. h3 {
White threatens to win material: h3xg4} (9. e5 Rb8 10. Qc6 dxe5 11. dxe5 Nd5
$16) 9... Bh5 10. e5 Nh7 $2 (10... Rb8 11. Qxa7 dxe5 12. Nxe5 $16) 11. d5 $4 {
White is ruining his position} (11. Bb5 {makes it even easier for White} Rc8
12. exd6 Bxd6 $18) 11... Nhf8 $2 (11... Rb8 $142 12. Qxa7 exd5 13. Bxd5 O-O $16
) 12. exd6 Bxd6 13. O-O Qb8 (13... Qc8 14. Qb5 Rb8 15. Qa4 Bxf3 16. Nxf3 exd5
17. Re1+ Ne6 18. Bxd5 $18) 14. Qc6 Bxf3 15. Nxf3 (15. gxf3 $6 Ke7 $18) 15... e5
(15... Ke7 {cannot change destiny} 16. Re1 Qc7 17. Qxa8 $18) 16. Re1 (16. Nh4 {
seems even better} g6 17. f4 Kd8 $18) 16... f6 (16... Kd8 {is not much help}
17. Ba6 Ng6 18. Bb7 $18) 17. Bf4 (17. Ba6 $142 {secures the win} Kf7 18. Nh4
$18) 17... Ng6 18. Bb5 (18. Be3 {might be the shorter path} Ne7 19. Qa4 Qc7 $18
) 18... Nxf4 (18... O-O 19. Be3 Rd8 20. Qa6 $18) 19. Qxd7+ Kf8 20. Re4 (20. Bc6
{makes it even easier for White} Qd8 21. g3 Qxd7 22. Bxd7 Ng6 $18) 20... a6 (
20... Qd8 21. g3 Nxd5 22. Qf5 $18) 21. Bc6 Ra7 22. Qf5 Re7 $2 (22... Rf7 23.
Nh4 g5 24. Rxf4 exf4 25. Ng6+ Kg7 26. Nxh8 Kxh8 27. Ba4 $18) 23. g3 (23. Rae1
$142 {seems even better} Qc7 24. g3 $18) 23... Nd3 $4 {Black crumbles in face
of a dire situation} (23... Kf7 $142 24. Rae1 Nd3 $18) 24. Nh4 Qxb2 (24... Kf7
{is still a small chance} 25. b3 c4 26. Rxc4 e4 $18) 25. Ng6+ Kf7 26. Nxh8+ Kg8
27. Qc8+ Kh7 28. Rf1 Qxa2 (28... Qb8 {the only chance to get some counterplay}
29. Qxb8 Bxb8 $18) 29. Bd7 Qxd5 30. Bf5+ g6 31. Nxg6 (31. Nxg6 Re8 32. Qxe8 Kg7
33. Qh8+ Kf7 34. Qh7+ Ke8 35. Qd7#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "1.5"]
[White "Nishimori, Toshiyuki"]
[Black "Takeuchi, Hiroshi"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1776"]
[BlackElo "1350"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "127"]
[EventDate "2019.10.13"]

{B08: Pirc Defence: Classical System} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be2 Bg7
5. h3 (5. e5 Nfd7 6. exd6 cxd6 7. Nf3 O-O 8. O-O Nf6 9. h3 d5 10. Bd3 Nc6 11.
a3 Bf5 12. Re1 Bxd3 13. Qxd3 e6 14. Bg5 Qb6 15. Rad1 Rac8 16. b4 Qc7 17. Nb5
Qb6 18. Ne5 Nb8 19. Re3 a6 {Murey,J (2420)-Keene,R (2480) Beersheba 1978 1-0 
(41)}) 5... O-O $146 {Black has a cramped position} (5... a6 6. a4 b6 7. Bf3 c6
8. Nge2 Bb7 9. Nf4 Nbd7 10. Nd3 e5 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Qe2 O-O 14.
O-O Qc7 15. Be3 a5 16. Rfd1 Ba6 17. Qe1 Rfd8 18. Be2 Bxe2 19. Qxe2 Rd7 20. Qc4
{Reichenbach,W (2319)-Gebigke,M (2154) Berlin 2008 1-0 (71)}) 6. Be3 (6. Nf3 d5
7. e5 Ne4 $11) 6... e5 (6... d5 7. exd5 Na6 8. a3 $11) 7. Nf3 (7. dxe5 dxe5 8.
Qxd8 Rxd8 $11) 7... Nc6 (7... exd4 8. Nxd4 Re8 9. Bf3 $11) 8. d5 $14 {White
threatens to win material: d5xc6} Ne7 9. Qd2 a5 10. Bh6 {Black has a cramped
position} (10. O-O Bd7 $14) 10... Bd7 $11 11. Bxg7 {White forks: f6+f8} Kxg7 {
Black king safety dropped} 12. Nh2 {White has an active position} Neg8 {
Black has a cramped position} 13. Qg5 {Black king safety dropped} (13. a4 c6
$14) 13... Ne8 (13... b5 14. Qe3 b4 15. Nb1 $15) 14. Qxd8 {White forks: a8+d7}
Rxd8 {Black king safety improved} 15. g4 {Black has a cramped position} Kh8 (
15... c6 16. Nf1 $11) 16. h4 Ng7 17. Nb5 (17. Rd1 Ne7 $11) 17... Bxb5 $15 18.
Bxb5 f5 {Black threatens to win material: f5xe4} 19. Bd3 $2 (19. exf5 $142 $5 {
is worthy of consideration} gxf5 20. g5 $11) 19... fxe4 $17 20. Bxe4 Rf4 21. f3
Nf6 22. Bd3 (22. O-O $142 $17) 22... e4 $4 {weakening the position} (22... Nxd5
$142 {and Black can look forward to a comfortable game} 23. O-O-O Nf6 $19) 23.
fxe4 $11 Nxe4 24. Rf1 Rxf1+ 25. Nxf1 Re8 26. O-O-O (26. Ne3 $142 $5 $11 {
is worth consideration}) 26... Nf2 $17 27. c3 $4 {cause more grief} (27. Bb5
$142 c6 28. dxc6 Nxd1 29. Kxd1 $17) 27... Nxd1 28. Kxd1 Rf8 29. Kd2 (29. Be2 h5
30. Ng3 hxg4 31. Bxg4 Rf4 $19) 29... Rf2+ 30. Be2 Ne8 (30... h5 $142 $5 {
keeps an even firmer grip} 31. Ke3 Rg2 32. gxh5 Nf5+ 33. Kd3 gxh5 34. Bxh5 Rxb2
35. a4 $19) 31. Ke3 Rh2 $4 {throws away a nice position} (31... Rf8 32. g5 $19)
32. h5 (32. Nxh2 $142 {seems even better} Nf6 33. Kd4 Kg7 $18) 32... gxh5 $4 {
forfeits the clear win} (32... Rh3+ {and Black can already relax} 33. Kf2 gxh5
34. gxh5 $19) 33. gxh5 (33. Nxh2 {might be the shorter path} hxg4 34. Nxg4 Kg7
$18) 33... Nf6 $4 {what a pity, victory was in sight} (33... Rg2 $142 $19 {
and Black wins}) 34. Nxh2 $18 Nxd5+ 35. Kd2 Kg7 36. Ng4 (36. Bf3 $5 {makes it
even easier for White} Nb6 37. Bxb7 Kh6 $18) 36... Nf4 37. h6+ (37. Bf3 $5 {
and White can already relax} c6 $18) 37... Kg6 38. Bf3 b6 $4 {Black falls apart
} (38... Kg5 $18) 39. Ke3 (39. Be4+ $5 {keeps an even firmer grip} Kg5 40. Bxh7
Ne6 $18) 39... Ne6 (39... Kg5 {is not much help} 40. Nf6 $1 {Deflection: f4}
Ne6 41. Nxh7+ Kxh6 42. Nf6 $18) 40. Be4+ Kg5 41. Kf3 Nf8 42. Ne3 Kxh6 (42... b5
{doesn't change the outcome of the game} 43. Nd5 c5 44. Ne3 $18) 43. Nd5 c5 (
43... c6 {does not save the day} 44. Nxb6 d5 45. Bd3 $18) 44. Nxb6 Ne6 45. Kg4
Nf8 (45... Nc7 {doesn't change the outcome of the game} 46. Kf5 Kg7 47. Bf3 $18
) 46. Bf5 Kg7 (46... Ng6 {doesn't improve anything} 47. Nc4 $18) 47. Nc4 d5 (
47... Kf6 {doesn't do any good} 48. Nxd6 Ke5 49. Nb7 $18) 48. Nxa5 Ng6 (48...
Kf6 49. a4 d4 50. cxd4 cxd4 51. Nb3 h5+ 52. Kf4 $18) 49. Bxg6 Kxg6 50. Nb7 h5+
(50... Kf6 {cannot undo what has already been done} 51. a4 Ke6 52. a5 $18) 51.
Kh4 d4 (51... Kf6 $18 {there is nothing better in the position}) 52. cxd4 cxd4
53. Nc5 Kf5 54. a4 Ke5 (54... Kf4 {doesn't get the bull off the ice} 55. a5 Ke3
56. b4 Kd2 57. a6 Kc3 58. a7 Kxb4 59. a8=Q Kxc5 60. Kxh5 d3 61. Kh6 Kd4 62.
Qa1+ Kd5 63. Qf6 d2 64. Qg5+ Kd6 65. Qxd2+ Kc5 66. Kg7 Kb5 67. Kf6 Ka4 68. Qd1+
Kb4 69. Qd4+ Ka3 70. Qc3+ Ka4 71. Qc4+ Ka5 72. Ke6 Kb6 73. Qb4+ Kc7 74. Qb5 Kc8
75. Kd6 Kd8 76. Qd7#) 55. b4 Kd5 (55... Kf4 {hardly improves anything} 56. a5
Ke3 57. a6 Kd2 58. Kxh5 Kc3 59. a7 Kxb4 60. Kg5 Kc4 61. a8=Q Kxc5 62. Qa5+ Kc4
63. Kg6 Kd3 64. Qb5+ Ke4 65. Qb4 Ke5 66. Qe7+ Kd5 67. Kf5 d3 68. Qd8+ Kc4 69.
Qc7+ Kb3 70. Qf4 Kc3 71. Ke4 d2 72. Qe3+ Kc2 73. Qd3+ Kd1 74. Ke3 Kc1 75. Qxd2+
Kb1 76. Kd4 Ka1 77. Kc3 Kb1 78. Qb2#) 56. a5 (56. Kxh5 Kc4 57. a5 Kxb4 58. a6
Kxc5 59. a7 Kb4 60. a8=Q Kc5 61. Kg5 Kc4 62. Qh1 d3 63. Kf4 d2 64. Qc6+ Kb3 65.
Qd5+ Kc2 66. Qa2+ Kd3 67. Qb1+ Kd4 68. Qb6+ Kc3 69. Qa5+ Kc2 70. Qa4+ Kd3 71.
Qb3+ Kd4 72. Qb4+ Kd3 73. Qa4 d1=Q 74. Qxd1+ Kc4 75. Qc2+ Kb4 76. Ke5 Kb5 77.
Qd3+ Kc6 78. Qd5+ Kb6 79. Kd6 Ka7 80. Qb5 Ka8 81. Kc6 Ka7 82. Qb7#) 56... Kc6
$18 57. Kxh5 Kb5 58. Nd3 Kc4 59. a6 Kxd3 60. a7 Kc2 (60... Kc4 {does not win a
prize} 61. a8=Q Kxb4 62. Kg5 d3 63. Qb7+ Kc4 64. Qh7 Kd4 65. Kf4 Kc3 66. Qc7+
Kb2 67. Ke3 d2 68. Kxd2 Kb3 69. Kd3 Kb2 70. Qb8+ Ka3 71. Kc3 Ka4 72. Qb4#) 61.
a8=Q d3 62. Qe4 Kc3 63. Qxd3+ Kxd3 64. b5 (64. b5 Kc3 65. b6 Kb4 66. Kh4 Kc3
67. Kg5 Kb2 68. b7 Ka1 69. b8=Q Ka2 70. Qb4 Ka1 71. Qd4+ Ka2 72. Qc4+ Kb2 73.
Kf5 Kb1 74. Qb3+ Ka1 75. Qb6 Ka2 76. Ke4 Ka3 77. Kd4 Ka4 78. Kc4 Ka3 79. Qb3#)
1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "2.1"]
[White "Sugimoto, Koichi"]
[Black "Nishimori, Toshiyuki"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1987"]
[BlackElo "1776"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "39"]
[EventDate "2019.10.13"]

{B21: Sicilian: 2 f4 and Morra Gambit} 1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3
Nc6 5. Nf3 d6 6. Bc4 e6 7. O-O Bd7 8. Qe2 a6 (8... Nge7 9. Bg5 Qb8 10. Rad1 Ng6
11. Nd4 a6 12. Kh1 Be7 13. Bxe7 Ngxe7 14. f4 b5 15. Bb3 b4 16. Nxc6 Bxc6 17. f5
bxc3 18. fxe6 f6 19. Rf3 Qb5 20. Qxb5 axb5 21. Rxc3 O-O-O 22. Bd5 Kb7 23. Rb3 {
Zelic,M (2280)-Fauland,A (2451) Zadar 2010 0-1 (32)}) 9. Rd1 Qc7 $146 {White
has a very active position} (9... Qb8 10. Bf4 Ne5 11. Bxe5 dxe5 12. Rxd7 Kxd7
13. Bb5+ Ke7 14. Rd1 axb5 15. Qxb5 Kf6 16. Rd7 Nh6 17. Rxb7 Qd6 18. Rb6 Qc5 19.
Nd5+ Kg6 20. Nxe5+ Kg5 21. g3 Nf5 22. Nxf7+ Kg6 23. Nxh8+ Kh6 24. Nf7+ {
Katona,F (2250)-Ezsol,M (2340) Hungary 1993 1-0 (34)}) (9... Be7 10. Bf4 e5 11.
Be3 $11) 10. Bf4 $14 O-O-O {Black should quickly conclude development.} (10...
Nf6 $5 $14 {is worth consideration}) 11. Rac1 $16 Kb8 12. a3 Ka8 (12... Nf6 13.
b4 $16) 13. b4 Na7 $4 {terrible, but what else could Black do to save the game?
} (13... Nf6 $142 $5 $16) 14. Bd3 (14. Bxe6 {keeps an even firmer grip} Bxe6
15. Nd5 Qxc1 16. Nb6+ Kb8 17. Rxc1 Nf6 $18) 14... Qb8 (14... Nf6 15. e5 dxe5
16. Bxe5 $18) 15. b5 Nxb5 (15... axb5 {is still a small chance} 16. Bxb5 Nf6
$18) 16. Bxb5 Bxb5 (16... axb5 {desperation} 17. Nxb5 Rc8 18. Rxc8 Qxc8 $18)
17. Nxb5 axb5 (17... Rc8 {there is nothing else anyway} 18. Rxc8 Qxc8 $18) 18.
Qxb5 Nf6 (18... Qa7 {doesn't get the cat off the tree} 19. Rd4 Kb8 20. Rb4 Be7
21. Be3 b6 22. Bxb6 Ka8 23. Bxa7 Kxa7 24. Ra4#) 19. Qa5+ Qa7 20. Qxd8+ (20.
Qxd8+ Qb8 21. Qa5+ Qa7 22. Rc8#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "2.2"]
[White "Sato, Yasuji"]
[Black "Drakakis, Athanasios"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1453"]
[BlackElo "1876"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "96"]
[EventDate "2019.10.13"]

{B11: Caro-Kann: Two Knights Variation} 1. e4 c6 2. Nc3 Qc7 $146 (2... d6 3. d4
Nd7 (3... Qc7 4. f4 e5 5. Nf3 Bg4 6. Be3 Nd7 7. h3 Bxf3 8. Qxf3 Ngf6 9. a4 Be7
10. Bc4 O-O 11. O-O Rfe8 12. Ba2 Bf8 13. Rad1 a6 14. Kh1 b5 15. fxe5 dxe5 16.
d5 b4 17. dxc6 Qxc6 18. Bd5 {Strikovic,A (2467)-Freile Martin,J (2215) Dos
Hermanas 2003 1-0 (38)}) 4. Nf3 e5 5. Be3 Be7 6. Be2 h6 7. O-O g5 8. dxe5 dxe5
9. Nd2 Qc7 10. a4 Ngf6 11. Nb3 Nf8 12. Bc4 Be6 13. Qe2 Bxc4 14. Qxc4 Ne6 15.
Rad1 O-O 16. Ne2 {1/2-1/2 (16) Kormanyos,Z (2285)-Titkos,J (2270) Budapest 1981
}) (2... e5 3. Nf3 d6 4. d4 Qc7 5. h3 Be7 6. a4 Nd7 7. Bc4 Nf8 8. O-O Be6 9.
Qe2 Nf6 10. dxe5 dxe5 11. Ng5 Bxc4 12. Qxc4 Bd8 13. f4 Nh5 14. f5 h6 15. Nf3 g6
16. Be3 gxf5 17. exf5 {Dzhumaev,M (2365)-Burmakin,V (2555) Moscow 1996 1/2-1/2
(66)}) (2... g6 3. Bc4 (3. h4 h5 4. Nh3 d5 5. Ng5 e5 6. exd5 cxd5 7. Qf3 f6 8.
Nh3 Be6 9. Bd3 Bf7 10. O-O Nc6 11. Re1 Qd7 12. Bb5 O-O-O 13. d4 e4 14. Qd1 Nge7
15. Bxc6 Qxc6 16. a4 Nf5 17. Nb5 Qb6 {Ruzicka,P (2310)-Knazovcik,L (2260)
Prague 1992 1/2-1/2 (67)}) 3... Bg7 4. Bb3 Na6 5. d4 Nc7 6. Nge2 d5 7. e5 f6 8.
f4 Nh6 9. Be3 Be6 10. Qd2 Nf5 11. Bf2 h5 12. Nd1 h4 13. Ne3 h3 14. g3 Nxe3 15.
Bxe3 Bf5 16. c3 Qd7 17. Bc2 {Nilsson,N (2230)-Welling,G (2330) Lyngby 1991 0-1
(60)}) (2... d5 3. exd5 cxd5 4. Nf3 $14) 3. Nf3 d6 4. Bc4 e6 5. d4 Be7 6. O-O
b5 (6... Nd7 7. a4 $16) 7. Bb3 (7. Bd3 $5 $16) 7... b4 $14 {Black threatens to
win material: b4xc3} 8. Na4 Nd7 9. c3 a5 (9... Ngf6 10. Re1 bxc3 11. Nxc3 $14)
10. Re1 c5 (10... Ngf6 11. Bg5 h6 12. Bh4 $16) 11. dxc5 (11. e5 c4 12. Bc2 Bb7
$16) 11... dxc5 12. c4 (12. e5 $5 $16) 12... Bb7 13. Bc2 e5 14. b3 Ngf6 15. Nb2
{Black has an active position} (15. Bb2 $5 $11) 15... O-O $15 {Black castles
and improves king safety} 16. Qe2 h6 {Black has an active position} 17. Nd1 Nh5
(17... Rfe8 $5 $11 {must be considered}) 18. g3 $14 {Black has a very active
position} Ra6 (18... a4 19. bxa4 Bf6 20. Qf1 $14) 19. Bb2 Rg6 20. Nxe5 $4 {
White loses the upper hand} (20. Kh1 a4 $16) 20... Nxe5 $4 {hands over the
advantage to the opponent} (20... Nf4 $142 $1 21. Qe3 Nh3+ (21... Nxe5 $143 22.
Qxf4 Bd6 23. Qe3 $11) 22. Kg2 Nxe5 23. Kxh3 a4 $15) 21. Qxh5 $16 Rg5 (21... Ng4
$5 $16) 22. Qe2 Bc8 $4 {sad, but how else could Black save the game?} (22...
Rd8 $5 23. Ne3 Rd2 24. Bxe5 Qd8 $18) 23. Bxe5 (23. f4 $142 {and the rest is a
matter of technique} Bg4 24. Bxe5 Qxe5 25. fxe5 Bxe2 26. Rxe2 $18) 23... Qxe5
24. Ne3 Rg6 25. Nf5 (25. Rad1 Re8 $18) 25... Bf6 (25... Bg5 26. Rad1 Bxf5 27.
exf5 Qxe2 28. Rxe2 Ra6 $18) 26. Rad1 $18 Bb7 27. Qd2 (27. Kf1 Bd8 $18) 27...
Rd8 (27... Bg5 $5 28. Qd3 Bc6 $16) 28. Qe3 $18 Rxd1 29. Bxd1 (29. Rxd1 Bc8 $18)
29... Bd8 $2 (29... Bg5 30. Qe2 $16) 30. Bh5 (30. Qd3 $142 {with excellent
chances for White} Bc7 31. f4 $18) 30... Re6 $16 31. Bf3 Bg5 {Black threatens
to win material: Bg5xe3} 32. Qd3 (32. Qe2 Qc3 $14) 32... Re8 (32... g6 33. Ne3
Bxe4 34. Qxe4 Qxe4 35. Bxe4 Rxe4 36. Kf1 $11) 33. Qc2 (33. Qe2 g6 34. Ne3 Bxe3
35. Qxe3 Kg7 $14) 33... Rd8 (33... g6 $142 34. Ne3 Bxe4 35. Qxe4 Qxe4 36. Bxe4
Rxe4 $11) 34. Bg2 $4 {forfeits the advantage} (34. Rd1 $142 $14 {would keep
White in the game}) 34... Rd2 $17 35. f4 $4 {strolling merrily down the path
to disaster} (35. Qb1 $142 g6 36. h4 gxf5 37. hxg5 $19) 35... Rxc2 (35... Bxf4
$142 $5 {might be the shorter path} 36. Qb1 Bg5 37. h4 $19) 36. fxe5 Rxa2 37.
h4 (37. Bf3 a4 38. bxa4 b3 $19) 37... Bd2 38. Rf1 Bc3 39. Nd6 (39. e6 fxe6 40.
Nd6 Bd4+ 41. Kh1 Bc6 $19) 39... Ba8 40. Nxf7 Bd4+ 41. Kh1 Rf2 42. e6 Rxf1+ 43.
Bxf1 Bxe4+ 44. Kh2 (44. Bg2 Bc2 45. Bc6 $19) 44... Kf8 45. Nd6 Bc2 46. Nb7 (46.
Nc8 {there is nothing better in the position} Bf6 47. Nb6 Bxb3 48. Nd7+ Ke7 49.
Nxc5 $19) 46... a4 47. bxa4 Bxa4 (47... b3 $142 {finishes off the opponent} 48.
e7+ Kxe7 49. Be2 b2 50. g4 b1=Q 51. Bd1 Be4 52. Nxc5 Qb2+ 53. Bc2 Qxc2+ 54. Kg3
Be5+ 55. Kh3 Qg2#) 48. Kh3 (48. Bd3 {no good, but what else?} b3 49. Nd6 $19)
48... Ke7 (48... Ke7 49. Bd3 Kxe6 $19) 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "2.3"]
[White "Nakamura, Mitsuru"]
[Black "Kojima, Shinya"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1314"]
[BlackElo "2497"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "50"]
[EventDate "2019.10.13"]

{D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} 1. d4 d5 2. c4
c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 a6 6. Bd3 Bxd3 7. Qxd3 e6 8. O-O Bb4 9. Bd2 (9.
a3 Be7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nd7 13. Bf4 O-O 14. Rad1 Re8 15. Rd3
Nf8 16. Rb3 Qc8 17. Rc1 Ng6 18. Bg3 Qd7 19. h4 h5 20. Ne5 Nxe5 21. Bxe5 f6 22.
Bg3 Bf8 23. Rd3 Qf7 {Karjakin,S (2778)-Anand,V (2780) Sao Paulo/Bilbao 2012 1/
2-1/2 (31)}) (9. Ne2 Bd6 10. b3 O-O 11. Bb2 Ne4 12. Nd2 Nxd2 13. Qxd2 Nd7 {
1/2-1/2 (13) Camarena Gimenez,R (2378)-Neuman,P (2464) Olomouc 2015}) 9... O-O
10. a3 Be7 11. c5 $146 {White gets more space} (11. e4 b5 12. b3 Nbd7 13. e5
dxc4 14. bxc4 bxc4 15. Qxc4 Nd5 16. Ne4 Qc7 17. Bg5 f6 18. exf6 gxf6 19. Bh6
Rfc8 20. Rfe1 Nf8 21. Nc5 Bxc5 22. Qxc5 Qd7 23. Nd2 Ng6 24. Ne4 f5 25. Qd6 Qxd6
{Mikhalchishin,A (2542)-Zaja,I (2433) Bled 2002 1-0 (67)}) 11... Nbd7 12. b4
Re8 13. Rfe1 Qc7 14. e4 dxe4 15. Nxe4 {White has a new backward pawn: d4.
White has an active position} Rad8 16. Qc2 Nxe4 17. Rxe4 {Black has a cramped
position} Nf6 {Black threatens to win material: Nf6xe4} 18. Bf4 {White
threatens to win material: Bf4xc7} Qc8 19. Re2 Rd5 20. Bg3 Bf8 21. Rae1 Red8
22. Bh4 Be7 23. Re5 Qd7 24. Rd1 {Black has a cramped position} Qe8 25. g4 $4 {
allows the opponent back into the game} (25. h3 $142 $11 {would keep White
alive}) 25... Nxg4 $17 (25... Nxg4 26. Rxd5 Rxd5 (26... exd5 $143 27. Re1 f6
28. Qe2 $17) 27. Bxe7 Qxe7 $17) 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "2.4"]
[White "Kojima, Natsumi"]
[Black "Yoshii, Yukihiko"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1772"]
[BlackElo "1851"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "78"]
[EventDate "2019.10.13"]

{C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} 1. e4 e5 2. Nf3
Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 h6 8. h3 a6 (8... Be6 9.
Nc3 Re8 (9... Nxe4 10. Nxe4 d5 11. Bb5 dxe4 12. Bxc6 bxc6 13. Nxe5 Bd6 14. Rxe4
Bd5 15. Re1 Re8 16. Ng4 Rxe1+ 17. Qxe1 Qd7 18. Bd2 Re8 19. Qd1 Qf5 20. c4 Be6
21. Bc3 h5 22. Ne3 Qf4 23. Nf1 Bxh3 24. Qxh5 {Gurevich,V (2484)-Wemmers,X 
(2354) Belgium 2014 1/2-1/2 (35)}) 10. a5 a6 11. Nd5 Bf8 12. c3 Bxd5 13. exd5
Ne7 14. Qb3 Qd7 15. d4 exd4 16. Nxd4 Nf5 17. Bd2 Nxd4 18. cxd4 Ne4 19. Be3 Rab8
20. Qc2 Nf6 21. Ra3 c6 22. dxc6 Qxc6 23. Rc3 {Yudin,S (2519)-Lastin,A (2604)
Moscow 2008 0-1 (42)}) 9. Nc3 $146 (9. Nbd2 Nd7 10. c3 Kh8 11. Nf1 Nb6 12. Bb3
f5 13. a5 fxe4 14. dxe4 Nd7 15. Ng3 Bf6 16. Nf5 Nc5 17. Bd5 Ne7 18. b4 Nxd5 19.
Qxd5 Be6 20. Qd1 Nb3 21. Rb1 Nxc1 22. Rxc1 Bxf5 23. exf5 Bg5 {Stanic,Z (2225)
-Loncar,R (2430) Porec 1994 0-1 (47)}) 9... b6 10. Nd5 Nxd5 11. Bxd5 Bb7 12. d4
Bf6 13. c3 Rb8 14. Nh2 (14. dxe5 $5 {is interesting} Nxe5 15. Bxb7 Rxb7 16. Nd4
$14) 14... exd4 $11 15. Ng4 (15. Bxc6 $5 {is an interesting alternative} Bxc6
16. cxd4 $11) 15... dxc3 $17 16. Nxh6+ $2 (16. Nxf6+ $142 Qxf6 17. bxc3 $17)
16... gxh6 $19 17. Qg4+ (17. Bxh6 Ne5 (17... cxb2 18. Ra3 Bg7 19. Rg3 $18) 18.
bxc3 Bg7 19. Bxg7 Kxg7 20. Bxb7 Rxb7 $19) 17... Bg7 18. Bxh6 Qf6 19. Bg5 Qg6
20. f4 (20. bxc3 {does not help much} Bxc3 21. Ra3 Bxe1 $19) 20... Kh8 (20...
cxb2 $142 {makes sure everything is clear} 21. Rad1 Bc3 $19) 21. f5 Qh7 22. f6
(22. bxc3 {does not save the day} Ne5 (22... Bxc3 $6 23. Bxc6 Bxc6 24. Rac1
Bd4+ 25. Kh1 $19) 23. Qh4 Qxh4 24. Bxh4 Kh7 $19) 22... Bh6 23. bxc3 (23. Bxh6 {
what else?} Qxh6 24. Qe2 cxb2 25. Rab1 Qxf6 26. Rxb2 $19) 23... Ne5 24. Qg3
Bxd5 (24... Bxg5 {seems even better} 25. Bxb7 Rg8 26. Bxa6 $19) 25. exd5 (25.
Bxh6 {doesn't improve anything} Qxh6 26. Qg7+ Qxg7 27. fxg7+ Kxg7 28. exd5 f5
$19) 25... Bxg5 26. Qxg5 (26. Rxe5 {doesn't change the outcome of the game}
dxe5 27. Qxg5 $19) 26... Qg6 (26... Nf3+ $142 $1 {secures the point} 27. gxf3
Rg8 $19) 27. Qh4+ Qh7 {Black threatens to win material: Qh7xh4} 28. Qd4 $4 {
there were better ways to keep up the pressure} (28. Qg5 $142 {this is the
best way to fight back} Nf3+ {Decoy: f3} 29. gxf3 $19) 28... Rg8 $19 29. Kh2 (
29. Re3 {doesn't change anything anymore} Rg6 30. Qe4 Rbg8 $19) 29... Rg6 (
29... Nf3+ $1 30. Kh1 Rxg2 31. Kxg2 Nxd4 32. Re3 Rg8+ 33. Kf1 Qf5+ 34. Ke1 Rg1+
35. Kd2 Qc2#) 30. Rf1 (30. Re2 $19 {a last effort to resist the inevitable})
30... Rbg8 (30... Rxg2+ $142 $1 {ends the debate} 31. Kxg2 Rg8+ 32. Kh2 Ng4+
33. Kg3 Ne3+ 34. Kf3 $19) 31. Ra2 Rh6 32. Re2 (32. Kh1 {doesn't get the bull
off the ice} Ng4 33. Qf4 Qd3 $19) 32... Rh4 33. Rf4 (33. Qd2 {is not the
saving move} Rxa4 34. Kh1 a5 $19) 33... Rxf4 34. Qxf4 Rg4 35. Qf1 Rxa4 36. Kg1
Qg6 (36... Qh4 {makes it even easier for Black} 37. Rf2 $19) 37. Rf2 Ra3 38.
Rf5 (38. Qc1 {is no salvation} Rb3 39. Kh2 Kg8 $19) 38... Rxc3 39. Qf4 (39. Kh1
$19 {praying for a miracle}) 39... Rg3 (39... Rg3 40. Kh1 Nf3 41. Qxf3 Rxf3 42.
Rxf3 Qe4 $19) 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "2.5"]
[White "Kikuchi, Akira"]
[Black "Watanabe, Katsumi"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "1718"]
[BlackElo "1723"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "89"]
[EventDate "2019.10.13"]

{B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5...g6} 1. e4 c5 2. c3
d6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Be7 6. Nc3 Nf6 7. Bc4 O-O 8. O-O d5 9. exd5
exd5 10. Bd3 Nc6 11. h3 Qb6 {[%cal Rb6d4,Rc6d4,Gf3d4] The isolani on d4
becomes a target} (11... h6 12. Bf4 Be6 13. Re1 Re8 14. Rc1 Rc8 15. Bb1 Bf8 16.
Ne5 Qb6 17. Nxc6 {1/2-1/2 (18) Suba,M (2470)-Knezevic,M (2490) Yerevan 1980}) (
11... a6 12. a3 b5 13. b4 Qc7 14. Qb3 Be6 15. Be3 Rac8 16. Rac1 Qd7 17. Ng5 {
1/2-1/2 (16) Fodre,S (2181)-Muhari,I (2247) Hungary 2012}) 12. Re1 $146 (12. a3
a6 13. Bf4 Be6 14. b4 Qd8 15. Rc1 Nh5 16. Bh2 g6 17. Bb1 Ng7 18. Ne5 Nxe5 19.
dxe5 a5 20. Qd4 axb4 21. axb4 Rc8 22. Nb5 Rc4 23. Rxc4 dxc4 24. Nd6 Qd7 25. Qb6
Qc6 26. Qxc6 bxc6 {Biro,A (2324)-Sarosi,Z (2333) Hungary 2004 0-1 (51)}) 12...
Be6 13. Rb1 (13. a3 h6 $14 (13... Nxd4 {once again taking the pawn is naive}
14. Nxd4 Rfe8 15. Be3 $18)) 13... Nb4 $11 (13... Nxd4 $4 {it may look tempting
but Black must resist capturing the pawn} 14. Nxd4 Rfe8 15. Bb5 $18) 14. Bg5
Rfe8 15. a3 Nxd3 {Black forks: b2+e1} 16. Qxd3 {Black has the pair of bishops}
h6 {Black threatens to win material: h6xg5} 17. Bh4 Qc7 (17... Qa6 18. Qe3 $11)
18. Rbc1 Nh5 $4 (18... Qc4 $142 {this is the best bet to save the position} 19.
Qd2 Qa6 $11) 19. Nxd5 $1 $18 {Decoy: d5} Qd6 (19... Bxd5 20. Qf5 {Decoy Double
attack} (20. Rxc7 {Discovered attack})) 20. Nxe7+ (20. Bxe7 $6 Qxd5 21. Re5 Qd7
22. Rxh5 Rxe7 $16) 20... Rxe7 21. Bxe7 Qxe7 22. Qb5 Nf4 (22... Nf6 {is not
much help} 23. d5 $1 {Deflection: e6} Qd7 24. Qxd7 Bxd7 25. Rc7 $18) 23. d5 $1
{Deflection: e6} a6 (23... Bxd5 24. Re5 {Decoy Double attack} (24. Rxe7 {
Deflection Pinning})) (23... Nxd5 24. Qxd5 Bxd5 25. Re5 {Decoy Double attack} (
25. Rxe7 {Remove defender Deflection Pinning})) 24. Qa5 Nd3 (24... b6 {cannot
change destiny} 25. Qd2 Nxd5 26. Qxd5 $18) 25. dxe6 (25. Rc7 $142 {secures
victory} Qxc7 26. Qxc7 Nxe1 27. dxe6 Nxf3+ 28. gxf3 fxe6 29. Qxb7 Re8 30. Qxa6
Rb8 $18) 25... Nxe1 26. exf7+ Qxf7 27. Rxe1 Rc8 28. Qb4 Qc7 (28... Qc4 {
does not solve anything} 29. Qxb7 Qc6 30. Re7 Qxb7 31. Rxb7 $18) 29. Qe7 (29.
Re7 {seems even better} Qc1+ 30. Kh2 Rf8 31. Rxb7 Qf4+ 32. Qxf4 Rxf4 $18) 29...
Qc2 (29... Qxe7 {doesn't do any good} 30. Rxe7 b5 31. Ra7 $18) 30. Qxb7 Kh8 (
30... Qc6 {does not win a prize} 31. Re7 Qxb7 32. Rxb7 Rc1+ 33. Kh2 $18) 31.
Qxa6 Rd8 (31... Rc6 {cannot change what is in store for White} 32. Qb5 Kh7 33.
b4 $18) 32. Qe2 (32. b4 {and White can already relax} Kh7 $18) 32... Qb3 (32...
Qxe2 {a fruitless try to alter the course of the game} 33. Rxe2 Rd1+ 34. Re1
$18) 33. Ne5 Rd5 (33... Kg8 $18 {is the last straw}) 34. Nf7+ Kg8 35. Qe8+ Kh7
36. Qe4+ Kg8 (36... Rf5 {cannot undo what has already been done} 37. Qxf5+ g6
38. Ng5+ hxg5 39. Re7+ Kh6 40. Qf8+ Kh5 41. Rh7#) 37. Nxh6+ $1 {Clearance: e4}
Kh8 (37... gxh6 38. Qg6+ {Mate attack Clearance}) 38. Ng4 (38. Qe8+ Kh7 39.
Qg8+ Kg6 40. Re6+ Kh5 41. Qf7+ g6 42. Qxg6+ Kh4 43. Re4#) 38... Rd1 39. Rxd1 (
39. Qe8+ Kh7 40. Qh5+ Kg8 41. Nf6+ gxf6 42. Rxd1 Qxd1+ 43. Qxd1 Kf7 44. Qd7+
Kg6 45. Qe8+ Kg7 46. g4 Kh7 47. Qf7+ Kh8 48. f4 f5 49. Qf8+ Kh7 50. g5 Kg6 51.
Qe7 Kh5 52. Qh7#) 39... Qxd1+ 40. Kh2 Qb3 41. a4 Qxb2 42. a5 Qb5 43. Qa8+ Kh7
44. a6 Qb6 (44... Qf5 {does not improve anything} 45. a7 g5 46. Qb7+ Kg6 47.
a8=Q Qf4+ 48. g3 Qxf2+ 49. Nxf2 g4 50. Qh8 gxh3 51. Qe5 Kh6 52. Qbg7#) 45. Qb7
(45. Qb7 Qd4 46. a7 Qd6+ 47. g3 Qa3 48. a8=Q Qd6 49. Qb3 Qe7 50. Qag8+ Kg6 51.
Qd3+ Qe4 52. Qxe4+ Kh5 53. Ne5 Kg5 54. Qg6#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "3.1"]
[White "Drakakis, Athanasios"]
[Black "Sugimoto, Koichi"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1876"]
[BlackElo "1987"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "81"]

{D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 1. d4
d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qc1 Bf5 7. Nbd2 e6 8. Nh4 Bg4 9.
h3 Bh5 10. g4 Bg6 11. Nxg6 hxg6 12. Bg2 cxd4 $146 (12... Rc8 13. Nb3 (13. Qb1
Qa6 14. dxc5 b6 15. cxb6 axb6 16. Qd1 Be7 17. Qe2 Qa7 18. O-O O-O 19. Rfc1 Rfd8
20. Bf1 e5 21. Bg3 Qc7 22. Bg2 Qd7 23. Qb5 Qe6 24. Rd1 g5 25. Nb3 Na7 26. Qa6
Rd7 27. e4 Nxe4 {Kaminski,V (2212)-Hungaski,R (2407) Pawtucket 2008 1-0 (43)})
13... cxd4 14. exd4 a5 15. Qb1 a4 16. Nd2 Na5 17. O-O Bd6 18. Bxd6 Qxd6 19. f4
a3 20. b4 Nc4 21. Qd3 Nxd2 22. Qxd2 Ne4 23. Qe1 Nxc3 24. f5 gxf5 25. gxf5 Ne4
26. fxe6 Qxe6 27. Rc1 {Petrovic,M (2227)-Vasic,M (2213) Budva 2004 1/2-1/2 (53)
}) 13. exd4 Rc8 14. Qb1 Qa6 {White king safety dropped} 15. Bf1 {White
threatens to win material: Bf1xa6} Qb6 {White king safety improved} 16. Bg2 Na5
17. O-O Bd6 18. Bxd6 Qxd6 19. f4 Nc4 20. Nxc4 Rxc4 21. Qd3 a6 22. Rae1 O-O 23.
Kh1 (23. f5 gxf5 24. gxf5 Re8 $11) 23... b5 24. a3 Rfc8 25. f5 gxf5 26. gxf5
Nh5 $4 {Black is ruining his position} (26... Re8 $142 $11 {and Black can hope
to live}) 27. Re5 R4c7 $4 {the pressure is too much, Black crumbles} (27...
exf5 $142 28. Bxd5 g6 29. Bxc4 bxc4 $16) 28. fxe6 $18 Nf6 (28... g6 {cannot
change destiny} 29. exf7+ Rxf7 30. Rxf7 Kxf7 31. Rxh5 gxh5 32. Qf5+ Ke7 33.
Qxc8 Qf4 $18) 29. exf7+ (29. Rxf6 $142 {secures the win} gxf6 30. exf7+ (30.
Rxd5 $6 {is a weaker possibility} Qxe6 31. Qg3+ Kf8 $16) 30... Rxf7 31. Qg6+ (
31. Rxd5 $6 {is impossible} Qe7 $14) 31... Rg7 32. Re8+ (32. Rxd5 $6 {is
easily refuted} Qe6 33. Qf5 Re8 34. Qxe6+ Rxe6 $11) 32... Rxe8 33. Qxe8+ Kh7
34. Qh5+ Kg8 35. Bxd5+ (35. Qxd5+ $143 Qxd5 36. Bxd5+ Kf8 $15) 35... Kf8 36.
Qh8+ Ke7 37. Qxg7+ Kd8 38. Qg8+ Kc7 39. Qf7+ Kc8 40. Qe8+ Kc7 41. Qc6+ Qxc6 42.
Bxc6 Kxc6 43. h4 $18) 29... Rxf7 30. Qg6 Rcf8 (30... Qd7 31. Rff5 Rcf8 32. Rxd5
$18) 31. Rfe1 (31. Rh5 $142 {and White can celebrate victory} Rd8 32. Bxd5
Qxd5+ 33. Rxd5 Rxd5 34. Kg2 $18) 31... Qd7 32. R1e3 (32. Rf5 Rb8 $18) 32... a5
33. Rg3 (33. Qf5 Qxf5 34. Rxf5 Rd7 $16) 33... b4 $16 34. axb4 (34. Kg1 bxc3 35.
bxc3 Re8 $16) 34... axb4 35. Kh2 (35. cxb4 Qc7 $16) 35... bxc3 $14 36. bxc3 Qb5
$2 (36... Rb8 37. h4 Qd8 38. Rf3 $18) 37. Rf5 (37. h4 $5 {keeps an even firmer
grip} Qb8 38. h5 Kh8 39. Bxd5 Nxd5 $18) 37... Qd7 38. Re5 {Twofold repetition}
Qb5 39. h4 Qb2 40. Kh3 (40. h5 $5 Ne4 41. Rxe4 dxe4 $18) 40... Qf2 $4 {but
even a better move would not have saved the game} (40... Qc1 $142 $18) 41. Rf5
(41. Rf5 Qc2 42. Rxf6 Qxg6 43. Rfxg6 $18 (43. Rgxg6 $6 Rxf6 44. Bxd5+ Kh7 $14))
1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "3.2"]
[White "Kojima, Shinya"]
[Black "Kikuchi, Akira"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2497"]
[BlackElo "1718"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "45"]

{B85: Sicilian Scheveningen: 6 Be2 a6, lines with early Be3} 1. Nf3 c5 2. e4 d6
3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 6. Be2 Be7 7. Be3 a6 8. f4 Nbd7 (8... O-O 9.
Qd2 b5 10. Bf3 b4 11. Nce2 d5 12. e5 Ne4 13. Qd1 a5 14. Ng3 Bh4 15. Bxe4 dxe4
16. Qh5 g6 17. Qh6 Bb7 18. O-O-O Nd7 19. f5 Nxe5 20. Nxe6 Qf6 21. Nxf8 Rxf8 22.
fxg6 hxg6 23. Rhf1 {Svidler,P (2550)-Rytshagov,M (2460) Moscow 1994 1/2-1/2 
(36)}) 9. O-O $146 (9. Bf3 Qc7 10. a4 (10. Qe2 Nb6 11. O-O O-O 12. Kh1 Nc4 13.
Bc1 Re8 14. Qf2 e5 15. Nf5 Bxf5 16. exf5 exf4 17. Bxf4 Nxb2 18. Nd5 Nxd5 19.
Bxd5 Bf6 20. Rab1 Rab8 21. Qg3 Nc4 22. Rbe1 b5 23. Bg5 Bxg5 24. Qxg5 h6 {
Rohit,G (2401)-Al Modiahki,M (2568) Hyderabad 2005 0-1 (40)}) 10... O-O 11. g4
d5 12. e5 Ne8 13. O-O Nb6 14. g5 Nc4 15. Bc1 Bd7 16. Nce2 Rc8 17. Kh1 Na5 18.
Rg1 Nc6 19. Nb3 Na5 20. Nbd4 Nc6 21. Be3 g6 22. Qf1 Ng7 23. Bg4 Rfe8 {Sai,K 
(2349)-Abedi,A (2159) Dubai 2011 1-0 (34)}) (9. g4 Nc5 10. Bf3 Qc7 11. Qe2 Rb8
12. g5 Ng8 13. a4 b6 14. f5 Bd7 15. fxe6 fxe6 16. O-O h6 17. b4 Nb7 18. Nf5
hxg5 19. Nxg7+ Kd8 20. Bd4 Bf6 21. Qe3 Bxd4 22. Qxd4 Rh7 23. Bg4 d5 {Smirin,I 
(2646)-Iskandarov,M (2203) Baku 2010 1-0}) 9... O-O 10. Kh1 Qc7 11. Bf3 {
Black has a cramped position. Black's piece can't move: c8} Rd8 12. g4 e5 $2 (
12... Nb6 $142 $11 {and Black hangs on}) 13. Nf5 $18 Nf8 $4 {Black has lost
his nerve... understandable when you consider his position} (13... Bf8 $142 14.
g5 d5 15. exd5 Ne8 $18) 14. g5 Ne8 (14... Bxf5 {otherwise it's curtains at once
} 15. gxf6 Bxf6 16. exf5 Qc8 $18) 15. Nd5 Qb8 (15... Qd7 {cannot undo what has
already been done} 16. Nfxe7+ Kh8 17. Bb6 $18) 16. Nfxe7+ Kh8 17. fxe5 (17. f5
$142 {and White can already relax} Nc7 18. Nb6 $18) 17... Ng6 (17... dxe5 {
hoping against hope} 18. Bb6 Qd6 $18) 18. Nxg6+ hxg6 19. Bg4 (19. Bh5 $142 {
makes it even easier for White} dxe5 20. Rxf7 $18) 19... Bxg4 (19... dxe5 {
is one last hope} 20. Rxf7 Kh7 $18) 20. Qxg4 Kg8 (20... Qc7 {is not much help}
21. e6 Rd7 22. exd7 Nf6 23. gxf6 Kg8 24. Qh3 Qxd7 25. Qxd7 gxf6 26. Nxf6+ Kg7
27. Ne8+ Kh8 28. Bd4+ Kh7 29. Qh3+ Kg8 30. Qh8#) 21. Rxf7 $1 {Mate attack.}
Kxf7 (21... Kxf7 22. e6+ {Mate attack}) (21... -- $140 22. Qe6 {Mate threat})
22. Rf1+ (22. e6+ Kg8 23. Ne7+ Kf8 24. Nxg6+ Kg8 25. Qh5 Nf6 26. Qh8#) 22...
Kg8 (22... Nf6 {does not win a prize} 23. e6+ Kg8 24. gxf6 Qc7 25. Nxc7 a5 26.
Qxg6 Rd7 27. exd7 Re8 28. dxe8=Q#) 23. Ne7+ (23. Ne7+ Kh8 24. Qh3#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "3.3"]
[White "Nishimori, Toshiyuki"]
[Black "Sato, Yasuji"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1776"]
[BlackElo "1453"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "97"]

{C78: Ruy Lopez: Archangelsk and Mler Defences} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6
4. Ba4 Bc5 5. O-O Nf6 6. d3 h6 $146 {Controls g5} (6... Qe7 7. Nc3 (7. c3 Ba7
8. Nbd2 d6 9. Re1 Ng4 10. Bxc6+ bxc6 11. d4 exd4 12. cxd4 O-O 13. Nf1 Nf6 14.
Ng3 Bg4 15. h3 Bxf3 16. Qxf3 Bxd4 17. Nf5 Qe5 18. Bf4 Qc5 19. Rac1 Qb4 20. a3
Qxb2 21. Re2 Qb6 {Cabrilo,G (2505)-Trifunovic,M (2275) Vrnjacka Banja 1988 1-0
(80)}) 7... Nd4 8. Nxd4 Bxd4 9. Ne2 Ba7 10. Ng3 g6 11. Bh6 b5 12. Bb3 d6 13. h3
Be6 14. Qf3 Nd7 15. Nf5 gxf5 16. exf5 d5 17. fxe6 fxe6 18. Be3 Rf8 19. Qh5+ Qf7
20. Qxf7+ Rxf7 21. c3 {Lasker,E-Alekhine,A New York 1924 1/2-1/2 (58)}) (6...
b5 7. Bb3 O-O 8. a4 Rb8 (8... Bb7 9. Bg5 h6 10. axb5 axb5 11. Rxa8 Bxa8 12. Bh4
Be7 13. Nc3 b4 14. Bxf6 Bxf6 15. Nd5 Na5 16. Ba2 Bxd5 17. Bxd5 c6 18. Ba2 d5
19. Qe2 Qd6 20. Re1 Ra8 21. exd5 cxd5 22. h3 Nc6 23. Bb3 {Garcia Luque,A (2360)
-Fernandez Garcia,J (2445) Cordoba 1995 0-1 (73)}) 9. axb5 axb5 10. Nc3 (10.
Be3 d6 11. h3 Bb6 12. Nc3 Nd4 13. Bxd4 Bxd4 14. Nxd4 exd4 15. Nd5 c5 16. Qf3
Nxd5 17. Bxd5 Be6 18. Ra7 Bxd5 19. exd5 Ra8 20. Rfa1 Rxa7 21. Rxa7 Qg5 22. Rd7
Qc1+ 23. Kh2 Qxc2 24. Rxd6 c4 {Di Giannantonio,N (2314)-Saldano Dayer,H (2446)
Buenos Aires 2015 0-1 (37)}) 10... h6 11. Be3 Bxe3 12. fxe3 d6 13. Qe1 b4 14.
Nd5 Nxd5 15. exd5 Ne7 16. Ra4 c5 17. dxc6 Nxc6 18. d4 e4 19. Nh4 d5 20. Nf5
Bxf5 21. Rxf5 {Demchenko,A (2610)-Fedoseev,V (2498) St Petersburg 2012 1/2-1/2
(43)}) (6... d6 7. Be3 b5 8. Bb3 $11) 7. Nc3 (7. Bxc6 dxc6 8. Nxe5 Qe7 $16)
7... O-O (7... d6 8. d4 exd4 9. Nxd4 $11) 8. h3 (8. Bxc6 $142 $5 bxc6 9. Nxe5
$16) 8... d6 $11 9. a3 {Consolidates b4} Ne7 10. Bb3 Ng6 11. Be3 Bxe3 12. fxe3
{White has new doubled pawns: e3+e4} Nh5 (12... Qe7 13. Qe2 $11) 13. Ne2 (13.
Nxe5 $142 $5 dxe5 14. Qxh5 $16) 13... Kh8 14. Qe1 f5 $2 (14... Nf6 15. Nh4 $11)
15. Ng3 (15. exf5 $142 {a pity that White didn't try this} Rxf5 16. g4 Rxf3 17.
Rxf3 $18) 15... fxe4 $11 16. Nxe4 Nf6 (16... d5 17. Ng3 Nf6 18. e4 $11) 17.
Nxf6 Rxf6 18. Qg3 Qe7 19. Nd2 Bf5 $2 (19... Kh7 $142 $14 {would allow Black to
play on}) 20. Rxf5 $1 $18 {Deflection: g6} Rxf5 21. Qxg6 Raf8 22. Rf1 (22. Ne4
$5 Qe8 23. Qe6 Qb5 $18) 22... Rxf1+ 23. Nxf1 Qh4 (23... Qf6 24. Qxf6 Rxf6 25.
g4 $18) 24. Bf7 (24. Ng3 Qf6 25. Qe4 c6 $18) 24... Qe7 (24... c6 25. Qe6 $16)
25. Bd5 $18 c6 $2 (25... Rf6 26. Qg3 c6 27. Bf3 $18) 26. Bf3 (26. Be4 $142 {
and White has reached his goal} Kg8 27. Qh7+ Kf7 28. Bg6+ Ke6 29. Ng3 $18)
26... Rf6 27. Qg4 Qf8 (27... d5 28. c4 e4 29. dxe4 dxc4 30. e5 $16) 28. Ng3 d5
29. Qh5 g5 (29... Qb8 30. e4 d4 31. h4 $18) 30. Qg4 b5 (30... Qe7 31. c4 dxc4
32. Qxc4 $18) 31. Nh5 Rf7 (31... Rd6 32. Qb4 $18) 32. Qg3 (32. Qe6 $142 $18 {
nails it down}) 32... Rf5 (32... Qe7 33. c3 $18) 33. e4 dxe4 34. dxe4 Qc5+ 35.
Qf2 (35. Kh2 $5 {keeps an even firmer grip} Rf8 $18) 35... Qxf2+ 36. Kxf2 Rf7
37. Ke3 Rd7 (37... Kh7 $142 $18) 38. Nf6 Re7 39. Ng4 (39. Bg4 $142 $5 {makes
it even easier for White} a5 $18) 39... Kg7 40. Nf2 c5 (40... Kf6 41. Nh1 $18)
41. Nd3 c4 42. Nb4 Re6 43. Bg4 Rd6 44. Nd5 Kf7 (44... Kg6 45. Kd2 h5 46. Bf5+
Kf7 47. Kc3 $18) 45. Kd2 Kg6 (45... a5 $18) 46. Ke3 (46. Kc3 $5 {might be the
shorter path} a5 $18) 46... Kf7 47. Bh5+ Kg7 48. Kf3 a5 (48... Rd8 49. Ke2 $18)
49. Ke3 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "3.4"]
[White "Yoshii, Yukihiko"]
[Black "Nakamura, Mitsuru"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "1851"]
[BlackElo "1314"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "71"]

{E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5
Ne7, not 9 Ne1} 1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 d6 5. e4 O-O 6. Be2 e5 7.
O-O Nc6 8. Bg5 {White has an active position} (8. Re1 Bg4 9. d5 Bxf3 10. Bxf3
Nd4 11. Be3 Nxf3+ 12. Qxf3 Nd7 13. Qe2 Kh8 14. Qd2 f5 15. exf5 gxf5 16. Bh6 Rg8
17. Bxg7+ Rxg7 18. Qh6 Rg6 19. Qh3 Qf6 20. g3 Rag8 21. f3 e4 22. f4 Nc5 {
Kudriashova,I (2192)-Cherenkova,K (2256) Moscow 2008 0-1}) 8... Ne7 $4 $146 {
Black lets it slip away} (8... Nxd4 9. Nxd4 exd4 10. Qxd4 Nxe4 11. Bxd8 Bxd4
12. Bxc7 Bxc3 13. bxc3 Be6 14. Bd3 Rac8 15. Ba5 Nd2 16. Rfd1 Nxc4 17. Bxc4 Rxc4
18. Rxd6 b6 19. Bb4 a5 20. Ba3 Ra4 21. Bb2 Rxa2 22. Rxa2 Bxa2 23. Rxb6 {
Lys,J (2209)-Orzechowski,J (2235) Czechia 2006 1/2-1/2 (58)}) (8... Qe8 9. Bxf6
Bxf6 10. c5 Nb4 11. Nb5 Qe7 12. a3 Nc6 13. d5 Nd4 14. Nfxd4 exd4 15. cxd6 cxd6
16. Qd3 Bd7 17. Nxd4 Rfe8 18. Bf3 Rac8 19. Rab1 Be5 20. b3 Qh4 21. g3 Qf6 22.
Ne2 Bb5 23. Qe3 {Pelletier,Y (2483)-Schmidt,P (2412) Germany 1999 1/2-1/2 (42)}
) (8... exd4 9. Nd5 h6 10. Nxf6+ Bxf6 11. Bxh6 Re8 12. Nd2 Kh7 13. Bf4 Be5 14.
Bg3 Kg7 15. f4 Bf6 16. a3 d3 17. Bxd3 Bxb2 18. Ra2 Bd4+ 19. Kh1 Bf6 20. Nf3 Bg4
21. h3 Rh8 22. Qb1 Rb8 23. e5 {Kebis,M (2210)-Majzlan,I (2225) Bratislava 1994
0-1 (40)}) (8... exd4 $142 $5 {must definitely be considered} 9. Nxd4 Nxd4 10.
Qxd4 Nxe4 11. Bxd8 Bxd4 12. Bxc7 Bxc3 13. bxc3 Be6 $15 (13... Nxc3 $143 14. Bf3
$11)) 9. h3 (9. dxe5 dxe5 10. Nxe5 Qe8 $18) 9... Bd7 $2 (9... h6 $142 $5 {
and Black can hope to survive} 10. Be3 exd4 11. Nxd4 Nc6 $14) 10. dxe5 $18 dxe5
11. Nxe5 Bc6 (11... Nxe4 12. Nxd7 (12. Qxd7 $143 Nxg5 13. Rad1 Bxe5 $15) (12.
Nxe4 $6 Bxe5 13. Bf6 Bc6 $16) 12... Nxg5 13. Nxf8 Qxf8 14. Qb3 $18) 12. Nxc6 (
12. f4 $142 $5 Nd7 13. Nxc6 bxc6 $18) 12... Nxc6 $16 13. Qb3 {White threatens
to win material: Qb3xb7} (13. Qc1 Re8 $16) 13... Rb8 $2 (13... Nd4 $142 $5 14.
Qxb7 Qd6 15. Bxf6 Bxf6 $14) 14. Rad1 $18 Qe8 15. Rfe1 Qe5 16. Bxf6 (16. Be3
$142 $5 Nxe4 17. f4 $18) 16... Qxf6 $16 17. Rd2 (17. Qa3 Rfd8 $14) 17... Nd4
$14 {Black threatens to win material: Nd4xb3} 18. Qd1 c5 (18... c6 $5 $14 {
is an interesting idea}) 19. Nd5 $16 Qh4 20. Bf1 Rfe8 21. g3 Qg5 22. Bg2 a6 23.
b4 b6 24. h4 Qh6 25. f4 f5 $2 (25... a5 $142 $18) 26. e5 Ne6 27. a3 (27. Nf6+
Bxf6 28. exf6 Nd4 29. Rxe8+ Rxe8 30. Rxd4 cxd4 31. Qxd4 Rf8 $18) 27... Kh8 28.
Bf3 (28. Qa4 {seems even better} a5 29. bxa5 bxa5 $18) 28... Bf8 (28... a5 29.
bxc5 bxc5 30. Bg2 $18) 29. Nf6 Rec8 (29... cxb4 30. Nxe8 Bc5+ 31. Kg2 Rxe8 32.
Bc6 $18) 30. Rd7 Bg7 31. Qd6 Rd8 (31... Nd4 {the only chance to get some
counterplay} 32. Bd5 Nc2 $18) 32. Qxe6 Rxd7 (32... Rf8 {cannot change what is
in store for White} 33. Re7 a5 34. b5 $18) 33. Qxd7 Bxf6 34. exf6 Qf8 35. Qe7 (
35. Re7 Qg8 36. Bd5 h5 37. Bxg8 Rb7 38. Qxb7 cxb4 39. Re8 bxa3 40. Qg7#) 35...
Kg8 36. Bd5+ (36. Bd5+ Kh8 37. Qa7 Rd8 38. Re7 Rxd5 39. cxd5 g5 40. Re8 Kg8 41.
Qg7#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.13"]
[Round "3.5"]
[White "Takeuchi, Hiroshi"]
[Black "Kojima, Natsumi"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1350"]
[BlackElo "1772"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "60"]
[EventDate "2019.10.13"]

{D05: Colle System with ...e6} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Be7 5. Nbd2
O-O 6. b3 Bb7 7. Bb2 d5 8. O-O c5 9. Ne5 Nc6 $146 (9... Nbd7 10. f4 Ne4 11. c4
Nxe5 12. fxe5 Bg5 13. Qe2 Nxd2 14. Qxd2 dxc4 15. Bxc4 cxd4 16. Bxd4 Be4 17. Qe2
Qe7 18. Bd3 Bxd3 19. Qxd3 Qb7 20. Rac1 Rac8 21. h3 h6 22. a4 Qd5 23. b4 Rfd8
24. Qa6 {Khotenashvili,B (2513)-Kosteniuk,A (2527) Khanty-Mansiysk 2014 0-1 
(36)}) 10. Qe2 (10. Nxc6 Bxc6 11. Nf3 Bb7 $11) 10... Nb4 11. f4 (11. dxc5 bxc5
12. Bb5 Qc7 $11 (12... Nxc2 $2 {doesn't work because of} 13. Rac1 $18)) 11...
Nxd3 12. Qxd3 {Black has the pair of bishops} Nd7 13. f5 (13. Nxd7 Qxd7 14.
dxc5 bxc5 $11) 13... Nxe5 $15 14. dxe5 exf5 15. Qxf5 Bc8 {Black threatens to
win material: Bc8xf5} 16. Qd3 Be6 {The black bishop is safe in front of e5} 17.
Qe2 Qc7 18. Nf3 Rad8 19. Rad1 Rd7 20. h3 {Secures g4} Rfd8 21. Nh2 d4 (21...
Qc6 22. Nf3 $17) 22. exd4 $15 cxd4 23. Kh1 (23. Nf3 Bc5 24. Kh1 Bd5 $11) 23...
Bc5 (23... Rc8 24. Nf3 Qxc2 25. Rd2 $15) 24. Nf3 $15 {[%cal Rb2d4,Rd1d4,Rf3d4,
Gc5d4,Gd7d4] The pressure on the isolated pawn grows} h6 {Prevents intrusion
on g5} 25. b4 $4 (25. Rd2 $142 $11 {had to be tried to avoid defeat}) 25...
Bxb4 $19 26. Nxd4 $2 (26. Rg1 Bc4 27. Qe4 $19) 26... Bc4 27. Qg4 (27. Qe4 {
hardly improves anything} Bxf1 28. Rxf1 Qc4 $19) 27... Bxf1 28. e6 (28. Rxf1 {
does not solve anything} Qxe5 29. c3 Bd6 $19) 28... Bxg2+ $1 {it's all over}
29. Qxg2 (29. Qxg2 fxe6 {Passed pawn}) (29. Kxg2 fxe6 {Passed pawn}) 29... fxe6
30. c3 (30. Rd3 {the last chance for counterplay} Qe5 31. Nc6 Qe1+ 32. Kh2 $19)
30... Bxc3 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "4.1"]
[White "Kojima, Shinya"]
[Black "Drakakis, Athanasios"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2497"]
[BlackElo "1876"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "53"]

{D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6
} 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 b6 5. Bg5 Be7 6. e3 O-O 7. Rc1 Bb7 8.
Bxf6 Bxf6 9. cxd5 exd5 10. Be2 (10. b4 c5 11. bxc5 bxc5 12. Bb5 Na6 13. Qa4
cxd4 14. Nxd4 Nc5 15. Qd1 Bxd4 16. exd4 Ne6 17. Qa4 a6 18. Be2 Qf6 19. Qd7 Rab8
20. O-O Rfd8 21. Qa4 Qxd4 22. Qxd4 Nxd4 23. Rfd1 Ne6 24. Bg4 Rbc8 {Skembris,S 
(2545)-Mikhalevski,A (2440) Beersheba 1993 0-1 (66)}) 10... c6 $146 {Prevents
intrusion on b5} (10... Qe7 11. O-O Rd8 12. Qc2 Nd7 13. Rfd1 g6 14. Qb1 c6 15.
b4 a5 16. a3 (16. b5 c5 17. dxc5 Nxc5 18. Nd4 Bxd4 19. Rxd4 Ne6 20. Rd3 d4 21.
exd4 Nxd4 22. Rcd1 Qf6 23. Qb2 Rd6 24. Bf1 Rad8 25. h3 Ba8 26. Rxd4 Rxd4 27.
Ne2 Rxd1 28. Qxf6 Rxf1+ 29. Kh2 Rd2 30. Qxb6 Rxe2 {Surov,S (2250)-Manukovsky,V
(2223) Borisoglebsk 2014 1/2-1/2 (40)}) 16... b5 17. Qb3 Nb6 18. Ra1 Ra7 19.
Ra2 Rda8 20. Rda1 Bc8 21. Bd3 Bg4 22. Nd2 Bg7 23. h3 Be6 24. Qc2 axb4 25. axb4
{Benko,P-Petrosian,T Los Angeles 1963 0-1 (55)}) (10... a6 11. b4 (11. Qb3 Qd6
12. O-O Nd7 13. Rfd1 Rfe8 14. Ne1 Bd8 15. Bf3 Nf6 16. Nd3 c6 17. Ne5 c5 18.
Nxf7 Kxf7 19. dxc5 Qe6 20. Nxd5 Bxd5 21. Rxd5 Kf8 22. Rd3 Qxb3 23. axb3 Rb8 24.
c6 Bc7 25. b4 Red8 {Gollain,M (2195)-Iordanov,N (2216) France 2010 0-1 (71)})
11... Nd7 12. Qb3 Be7 13. O-O Nf6 14. Rfd1 Bd6 15. Ne1 Ne4 16. Nd3 Re8 17. Nxe4
dxe4 18. Ne5 Rf8 19. Bc4 Qe8 20. Bd5 Bxd5 21. Qxd5 Rd8 22. g3 Kh8 23. Nc6 Ra8
24. Qf5 f6 25. a4 {Hansen,E (2460)-Laceste,L (2297) Victoria 2012 1-0 (44)})
11. O-O Re8 12. b4 (12. Bd3 Na6 $11) 12... a6 {Covers b5} 13. Qb3 Nd7 14. Rfd1
Re6 (14... Nf8 15. Bd3 $11) 15. Bd3 Bg5 (15... g6 16. e4 dxe4 17. Nxe4 $14) 16.
Bf5 $14 Rd6 17. Na4 Bh6 18. Ne5 {White threatens to win material: Ne5xd7} Nf8 (
18... b5 19. Nc5 (19. Nxd7 $2 {catches the eye, but} bxa4 20. Qxa4 Rxd7 $19)
19... Nxc5 20. bxc5 $14) 19. Nc5 $16 bxc5 20. bxc5 Rf6 21. Qxb7 Rxf5 $4 (21...
Rb8 $142 {would hold out} 22. Nxc6 Rxb7 23. Nxd8 Rb8 24. Nxf7 Kxf7 $16) 22.
Nxc6 $18 Qe8 (22... Rb8 {does not save the day} 23. Nxd8 Rxb7 24. Nxb7 $18) 23.
Ne7+ Kh8 24. Nxf5 Rb8 (24... Rd8 {doesn't improve anything} 25. c6 Rb8 26. Qxa6
$18) 25. Qxd5 Rb2 (25... Qe6 {doesn't change anything anymore} 26. Qxe6 fxe6
27. Nd6 $18) 26. Nxh6 (26. c6 $142 {and White wins} Rb5 27. Qf3 Bf4 28. Qxf4
Ne6 $18) 26... gxh6 27. c6 (27. c6 Rb5 28. Qc4 $18) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "4.2"]
[White "Yoshii, Yukihiko"]
[Black "Nishimori, Toshiyuki"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1851"]
[BlackElo "1776"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "71"]

{A57: Benko/Volga Gambit} 1. c4 Nf6 2. d4 c5 3. d5 b5 4. b3 g6 $146 (4... b4 5.
Bb2 g6 6. Qc2 Bg7 7. Nd2 d6 8. Ngf3 O-O 9. e4 e5 10. a4 Nh5 11. O-O-O f5 12.
Bd3 Nf4 13. Rhg1 fxe4 14. Nxe4 Bf5 15. Rde1 Bh6 16. Kb1 Nd7 17. Nfd2 Nxd3 18.
Qxd3 Bxd2 19. Qxd2 {Vasquez Ramirez,C (2180)-Celis Sanchez,C (2283) Ibarra
2003 1/2-1/2 (48)}) (4... e6 5. dxe6 (5. g3 Bb7 6. Bb2 exd5 7. Bg2 bxc4 8. bxc4
Qb6 9. Qb3 Be7 10. Nh3 Na6 11. O-O Rb8 12. cxd5 Bxd5 13. Bxd5 Nxd5 14. Bxg7 Rg8
15. Be5 Qxb3 16. axb3 Rb6 17. Rd1 Ndb4 18. Nf4 Rg5 19. Bc3 Bf6 {Rodrigues,E 
(2208)-Baeta,M (2228) Sindilegis 2009 1-0 (44)}) 5... fxe6 6. Nf3 Be7 7. Nc3
bxc4 8. bxc4 O-O 9. e3 Nc6 10. Be2 d5 11. cxd5 exd5 12. O-O Rb8 13. Rb1 Rxb1
14. Nxb1 Qa5 15. a3 Bf5 16. Bb2 Rd8 17. Nbd2 c4 18. Qc1 Kf8 19. Rd1 {
Istratescu,A (2667)-Shoker,S (2453) Metz 2014 1/2-1/2 (60)}) (4... Bb7 5. Qd3
e6 6. e4 Nxe4 7. Qxe4 Qf6 8. Ne2 Qxa1 9. Nec3 b4 10. Qc2 bxc3 11. Nxc3 Na6 12.
a3 Nb4 13. axb4 cxb4 14. Nb5 Qe5+ 15. Be2 a6 16. Bb2 Qb8 17. Nd4 Bc5 18. Qe4
Be7 19. g4 {Marinkovic,M (2198)-Jelic,G (2203) Belgrade 2008 0-1}) 5. Bb2 Bg7
6. Qc2 (6. Nf3 $5 $11) 6... bxc4 $17 7. bxc4 d6 8. e4 O-O {White has an active
position} 9. Nc3 Nbd7 10. Nf3 Nb6 (10... Rb8 11. Bd3 $17) 11. Bd3 {Black has a
cramped position} Ba6 {Black threatens to win material: Ba6xc4} (11... Nh5 $15)
12. Nb5 (12. Ne2 e5 13. dxe6 fxe6 $11) 12... Qd7 (12... Nxc4 $142 13. Bxc4 Bxb5
14. Bxb5 Qa5+ 15. Nd2 Qxb5 $17) 13. a4 $14 Rab8 (13... Bxb5 14. axb5 (14. cxb5
$143 Qg4 15. O-O c4 16. Bxc4 Rfc8 $15) 14... Nh5 15. Bxg7 Kxg7 16. g3 $14) 14.
O-O $16 {White has a very active position} Bc8 {Black has a cramped position}
15. a5 {White threatens to win material: a5xb6} Na8 16. Bc3 {Black has a
cramped position} a6 {Black threatens to win material: a6xb5} 17. Na3 {Black
has a cramped position} Nc7 {White has a very active position} 18. Rfb1 {
White threatens to win material: Rb1xb8} Bb7 (18... Rxb1+ 19. Rxb1 e5 20. Qd1
$14) 19. Rb2 (19. Rb6 Ba8 $18) 19... e5 $2 (19... Nce8 $142 $5 $16) 20. Rab1
$18 Na8 21. h3 (21. Rb3 Rfe8 $18) 21... Nh5 22. Qd1 Nf4 (22... Qc8 23. Bc2 $18)
23. Bc2 Rfe8 $4 {terrible, but the game is lost in any case} (23... f5 $18) 24.
Ba4 Nxh3+ (24... Qe7 {a fruitless try to alter the course of the game} 25. Bxe8
Qxe8 26. Rxb7 Rxb7 27. Rxb7 $18) 25. gxh3 Qxh3 26. Bxe8 Rxe8 27. Rxb7 Bh6 (
27... Qc8 {doesn't get the cat off the tree} 28. Nh2 Nc7 29. Qa4 $18) 28. Bd2
Qg4+ (28... Bxd2 {doesn't do any good} 29. Nxd2 Qxa3 30. Qf3 Qxf3 31. Nxf3 $18)
29. Kh1 (29. Kf1 {makes it even easier for White} Bf4 30. Bxf4 Qxf4 $18) 29...
Qh3+ (29... Bxd2 {does not help much} 30. Nxd2 Qh3+ 31. Kg1 Qxa3 $18) 30. Kg1 {
Twofold repetition} Qg4+ 31. Kf1 Qh3+ (31... Bxd2 32. Nxd2 Qh3+ 33. Ke1 Qxa3
34. Qg4 Qxa5 35. Qd7 $18) 32. Ke2 f5 (32... Bxd2 {is the last straw} 33. Qxd2
Qg4 $18) 33. Bxh6 (33. Qa4 Nc7 34. Qd7 Rf8 35. Rxc7 Qxf3+ 36. Kxf3 fxe4+ 37.
Kxe4 Rf4+ 38. Bxf4 exf4 39. Qxh7+ Kf8 40. Rb8#) 33... fxe4 34. Rg7+ Kh8 35.
Rxh7+ $1 {the punch.} Kxh7 36. Ng5+ (36. Ng5+ Kh8 37. Nxh3 Rc8 38. Qg1 Re8 39.
Qxg6 Rg8 40. Rb8 Rxb8 41. Qg7#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "4.3"]
[White "Sugimoto, Koichi"]
[Black "Kobayashi, Katsuhiko"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1987"]
[BlackElo "1515"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "89"]

{C50: Hungarian Defence and Giuoco Pianissimo} 1. e4 e5 2. Nf3 Nc6 3. d4 d6 4.
Bc4 Be7 5. d5 Nb8 6. O-O {Black has a cramped position} (6. Bb5+ c6 7. dxc6
bxc6 8. Bc4 Nf6 9. Nc3 O-O 10. O-O Nbd7 11. Qe2 a5 12. Rd1 Qc7 13. Bg5 Nb6 14.
Bd3 h6 15. Bh4 Nh5 16. Bxe7 Qxe7 17. Qe3 Rb8 18. Ne2 Na4 19. b3 Nc5 20. Bc4 Kh7
{Filipowicz,A (2430)-Ciocaltea,V (2470) Halle 1974 0-1 (57)}) (6. Nc3 Nf6 7. h3
O-O 8. g4 a6 9. a4 a5 10. Be3 Nbd7 11. Qe2 b6 12. Nd2 Nc5 13. b3 Ne8 14. Nf3
Bd7 15. O-O-O Kh8 16. Rdg1 c6 17. dxc6 Bxc6 18. Bxc5 bxc5 19. h4 Nc7 20. Rd1
Qc8 {Sveshnikov,V (2434)-Vepkhvishvili,V (2256) Tallinn 2013 1-0 (66)}) 6...
Bg4 $146 (6... Nf6 7. Bd3 (7. Re1 O-O 8. Nbd2 Nbd7 9. Nf1 Nc5 10. Ng3 a5 11. a4
h6 12. b3 Nh7 13. Ba3 b6 14. Bb5 Ng5 15. Bxc5 bxc5 16. Nxg5 Bxg5 17. Qf3 Bh4
18. Nf5 Bxf5 19. Qxf5 Qf6 20. Qxf6 Bxf6 21. g3 g6 {Dykun,O (2168)-Katsman,M 
(2281) Kiev 2004 1/2-1/2}) 7... Bg4 8. h3 Bh5 9. c4 Nbd7 10. Nc3 g5 11. Bxg5
Nxd5 12. exd5 Bxg5 13. Bf5 Be7 14. Ne4 Bg6 15. Ng3 O-O 16. Nd2 Bg5 17. Nde4 Bf4
18. Bxd7 Bxg3 19. fxg3 Bxe4 20. Bf5 Bxf5 21. Rxf5 {Nikitin,A (2290)-Tarasov,M 
(2355) St Petersburg 1995 1-0 (45)}) 7. h3 Bxf3 (7... Bh5 8. Nc3 $16) 8. Qxf3 (
8. gxf3 $6 Bg5 $11) 8... Nf6 9. Nc3 Nbd7 10. a4 O-O 11. Be3 Nb6 12. Be2 Re8 $2
(12... a5 $142 $16) 13. a5 $18 Nbd7 14. b4 (14. a6 $142 {might be the shorter
path} bxa6 15. Bxa6 $18) 14... c6 $16 15. dxc6 bxc6 16. Na2 (16. Rab1 $142 $16)
16... d5 $15 17. exd5 Nxd5 18. Bd2 {White has an active position} (18. Rad1
$142 Qc7 19. Bd2 $15) 18... Bf6 (18... e4 $142 $5 19. Qg3 Bh4 $17) 19. Rad1 $14
e4 20. Qg3 (20. Qb3 $5 {should be examined more closely} Qe7 21. c4 $14) 20...
Bh4 {Black threatens to win material: Bh4xg3} 21. Qb3 Qf6 (21... Bxf2+ $142 $5
{is the best option Black has} 22. Rxf2 e3 23. Bxe3 Rxe3 $11) 22. c4 {White
threatens to win material: c4xd5} Nc7 (22... Ne7 23. Nc3 Nf5 24. Be3 $14) 23.
Be3 $16 Ne5 24. Nc3 Qg6 25. Qc2 (25. Nxe4 $142 Qxe4 26. Rd4 Bxf2+ 27. Rxf2 $16
(27. Kxf2 $143 Qg6 $14)) 25... Nf3+ $2 (25... f5 $142 $5 $11 {and Black could
well hope to play on}) 26. Bxf3 (26. Kh1 $142 $5 Ne5 27. Nxe4 Nxc4 28. Bxc4 (
28. Qxc4 $6 Rxe4 29. Qc2 Rxb4 $16) 28... Qxe4 29. Bd3 $18) 26... exf3 $16 27.
Qxg6 hxg6 (27... fxg6 28. gxf3 Be7 29. Rb1 $16) 28. gxf3 Ne6 29. b5 cxb5 30.
cxb5 Ng5 (30... f5 31. Nd5 $16) 31. Kg2 (31. Rd7 $142 a6 32. Bxg5 Bxg5 33. b6
$18) 31... Rac8 $4 {shortens the misery for Black} (31... Ne6 $142 $18) 32. Nd5
Rc2 (32... Rxe3 {does not help much} 33. Nxe3 (33. fxe3 $6 Rc2+ 34. Kh1 Nxh3
$18) 33... Ne6 34. Nd5 $18) 33. Rd4 Bxf2 (33... Rc5 {what else?} 34. Rfd1 Rxb5
35. Rxh4 Ne6 $18) 34. Rxf2 Rxf2+ 35. Bxf2 Re2 (35... Ne6 {doesn't change
anything anymore} 36. Ra4 g5 37. a6 $18) 36. Nf4 (36. b6 $142 {and White has
it in the bag} axb6 37. axb6 Ne6 $18) 36... Rb2 37. b6 $1 {an unpleasant
surprise} axb6 38. axb6 Kh7 (38... Rb3 {does not improve anything} 39. Rd3 Rb2
40. h4 $18) 39. h4 (39. Nd3 {and White can already relax} Rxb6 40. Rh4+ Kg8 41.
Bxb6 f6 $18) 39... Ne6 (39... Nxf3 {the last chance for counterplay} 40. Kxf3
Rxb6 $18) 40. Nxe6 fxe6 41. Re4 Rc2 (41... g5 $18 {there is nothing better in
the position}) 42. Rb4 Rc8 43. b7 Rb8 44. Bg3 Rxb7 (44... Re8 {is no salvation}
45. Ra4 Re7 46. b8=Q g5 47. hxg5 e5 48. Rh4+ Kg6 49. Qd6+ Kf7 50. g6+ Kg8 51.
Qxe7 e4 52. Qf7#) 45. Rxb7 (45. Rxb7 Kg8 46. Bd6 e5 47. Bxe5 Kf8 48. Rxg7 Ke8
49. Rxg6 Ke7 50. h5 Kf7 51. Rf6+ Kg7 52. h6+ Kg8 53. Rd6 Kf7 54. h7 Ke7 55.
h8=Q Kf7 56. Bg7 Ke7 57. Qf8#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "4.4"]
[White "Kojima, Natsumi"]
[Black "Sato, Yasuji"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1772"]
[BlackElo "1453"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "83"]

{C50: Hungarian Defence and Giuoco Pianissimo} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6
4. d3 h6 5. O-O Bc5 $146 (5... g6 6. d4 exd4 7. Re1 (7. Nxd4 Bg7 (7... Bc5 8.
Nxc6 dxc6 9. Qxd8+ Kxd8 10. Be3 Bxe3 11. fxe3 Ke7 12. Bxf7 Kxf7 13. e5 Re8 14.
Rxf6+ Kg7 15. Rf3 Rxe5 16. Nc3 b5 17. Raf1 Be6 18. Nd1 Rd8 19. Nf2 Rc5 20. c3
Rcd5 21. Ne4 Re5 22. Ng3 {Lazic,M (2380)-Djuric,S (2435) Novi Sad 1986 0-1 (42)
}) 8. Nxc6 bxc6 9. Nc3 O-O 10. Bf4 d6 11. Qd2 g5 12. Bg3 Nh5 13. Rad1 {1/2-1/2
(13) Spasov,V (2605)-Nikolaidis,I (2490) Poros 1998}) (7. e5 d5 8. Bb5 Ne4 9.
Nxd4 Bd7 10. Bxc6 bxc6 11. f3 Ng5 12. f4 Ne6 13. Be3 c5 14. Nxe6 Bxe6 15. c3
Qd7 16. Nd2 h5 17. Nb3 c4 18. Nc5 Bxc5 19. Bxc5 a5 20. Qd4 Rg8 21. Rae1 Qb5 {
Kosanovic,G (2330)-Modzelan,A (2205) Gorzow Wielkopolski 1987 0-1 (40)}) 7...
Bg7 8. e5 Nh7 (8... Ng8 9. c3 Nge7 10. cxd4 d5 11. exd6 cxd6 12. d5 Ne5 13.
Nxe5 dxe5 14. f4 e4 15. Nc3 O-O 16. Rxe4 Nf5 17. Bb3 b5 18. Bd2 {1/2-1/2 (18)
Vorobiov,E (2542)-Skatchkov,P (2485) Krasnodar 2002}) 9. Bf4 Ng5 10. c3 Nxf3+
11. Qxf3 O-O 12. Qe4 Kh7 13. cxd4 d6 {1/2-1/2 (13) Tischbierek,R (2450)-Vogt,L
(2485) Eilenburg 1984}) 6. Nbd2 Na5 (6... O-O $142 $11 {and Black is still in
the game}) 7. Nxe5 $16 O-O $2 (7... Nxc4 8. Nexc4 d5 9. exd5 $16) 8. c3 $4 {
throwing away the advantage} (8. Nxf7 {and White can already relax} Rxf7 9.
Bxf7+ Kxf7 $18) 8... d6 $4 {further deteriorates the position} (8... Nxc4 9.
Ndxc4 c6 10. Re1 $16) 9. Nef3 $4 {a transit from better to worse} (9. Nxf7 $142
{and White has triumphed} Rxf7 10. Bxf7+ Kxf7 11. b4 $18) 9... Nxc4 $16 10.
Nxc4 ({Worse is} 10. dxc4 a5 $11) 10... b5 11. Ne3 Re8 12. b4 Bb6 13. a4 bxa4
14. Rxa4 Bd7 15. Ra1 c6 16. Nc4 Bc7 17. Be3 {White threatens to win material:
Be3xa7} Qb8 18. Qc2 (18. Bd4 d5 19. exd5 Nxd5 $16) 18... Ng4 (18... d5 $142 $5
{is noteworthy} 19. Ncd2 Ng4 $11) 19. Bf4 $16 g5 (19... d5 $5 20. Bxc7 Qxc7 $16
) 20. Bg3 $18 Nf6 21. Nd4 Nh5 (21... d5 $142 22. Nd2 a5 23. bxa5 Bxg3 24. fxg3
Ng4 $18) 22. Qd1 Nxg3 (22... Ng7 23. Qf3 $18) 23. fxg3 (23. hxg3 $6 d5 24. Ne3
dxe4 $16) 23... d5 (23... Re7 {is still a small chance} 24. Qh5 Qf8 $18) 24.
Qh5 Re7 25. Ne3 (25. exd5 $142 {makes it even easier for White} cxd5 26. Ne3
Bb6 27. Nxd5 Qd6 28. Nxe7+ Qxe7 29. Qxh6 Qe5 $18) 25... Qf8 26. Nef5 (26. Rf6
$5 {makes it even easier for White} Bb6 27. Rxh6 Qg7 $18) 26... Bxf5 27. Nxf5 (
27. exf5 $6 Bb6 $16) (27. Rxf5 $6 dxe4 28. h4 Bb6 29. dxe4 Qg7 $16) 27... Bb6+
(27... Re6 28. e5 $1 $18 {Deflection: h6}) 28. Kh1 (28. d4 $142 $5 {seems even
better} Re6 29. exd5 cxd5 $18) 28... Re6 29. exd5 cxd5 30. Qf3 Rae8 $2 (30...
Rd8 31. d4 $18) 31. Rad1 (31. Qxd5 $5 {keeps an even firmer grip} Rc8 32. Qb3
Qd8 $18) 31... Re5 (31... Rc8 32. Rde1 Rxe1 33. Rxe1 $18) 32. g4 (32. c4 {
and White can already relax} Kh7 $18) 32... Kh7 $2 (32... a5 33. b5 $18) 33.
Ng3 (33. d4 {might be the shorter path} Re4 34. Ng3 Kg8 $18) 33... R8e6 $6 {
not the greatest defence} (33... Kg8 34. d4 Re3 35. Qxd5 Rxc3 36. Ne4 Rxe4 37.
Qxe4 $18) 34. d4 Re3 35. Qxd5 Qe8 36. Qf5+ Kg8 37. Nh5 Qe7 (37... Bd8 {doesn't
change the outcome of the game} 38. d5 R6e4 39. Qc8 $18) 38. Nf6+ (38. d5 $142
{seems even better} Rg6 39. d6 $18) 38... Kf8 (38... Rxf6 {there is nothing
else anyway} 39. Qxf6 Qxf6 40. Rxf6 Rxc3 $18) 39. Nd5 Qb7 40. Nxe3 (40. Qh7 Ke8
41. Qg8+ Kd7 42. Rxf7+ Kc6 43. Nxe3 Qxf7 44. Qxf7 Rxe3 45. b5+ Kd6 46. c4 Bxd4
47. Rxd4+ Kc5 48. Qxa7+ Kb4 49. c5+ Kc3 50. Qa1+ Kc2 51. Qa2+ Kc1 52. Qd2+ Kb1
53. Rb4+ Rb3 54. Rxb3+ Ka1 55. Qa5#) 40... Rxe3 41. Rde1 (41. Qh7 Qd5 42. Rde1
Rxe1 43. Rxe1 Qe6 44. Rxe6 fxe6 45. Qxh6+ Ke8 46. Qxg5 Kd7 47. Qg7+ Kd6 48. g5
Kd5 49. Qe5+ Kc4 50. g6 a5 51. Qxe6+ Kd3 52. g7 Ba7 53. g8=Q Bxd4 54. Qc4+ Kd2
55. Qxd4+ Kc2 56. Qa2+ Kc1 57. Qdd2#) 41... Qe7 (41... Rxe1 {praying for a
miracle} 42. Rxe1 Qc6 $18) 42. Rxe3 (42. Rxe3 a5 43. Rxe7 Kxe7 44. Qxf7+ Kd8
45. Qd5+ Kc8 46. Rf7 Bc7 47. Qa8+ Bb8 48. Qb7+ Kd8 49. Qxb8#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "4.5"]
[White "Kikuchi, Akira"]
[Black "Takeuchi, Hiroshi"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1718"]
[BlackElo "1350"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "53"]

{B07: Pirc Defence: Miscellaneous Systems} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3
Bg7 5. f3 O-O 6. Qd2 c6 7. O-O-O b5 8. Bd3 $146 (8. Bh6 b4 9. Nce2 Qa5 10. Kb1
Nbd7 11. Bxg7 Kxg7 12. c3 Rb8 13. cxb4 Qxb4 14. Qxb4 Rxb4 15. Nc3 c5 16. dxc5
Nxc5 17. Nge2 Bd7 18. Nc1 Rfb8 19. Rd2 Be6 20. Nd3 Nxd3 21. Bxd3 a5 22. Rc1 Nd7
{Ballester Sanz,J (2250)-Shamkovich,L (2425) Palma de Mallorca 1989 0-1}) (8.
g4 Qa5 9. Kb1 Be6 (9... Re8 10. h4 h5 11. e5 dxe5 12. dxe5 b4 13. Nce2 Be6 14.
Nc1 Qxe5 15. Bd4 Qd5 16. Bg2 Nbd7 17. f4 Ne4 18. Qd3 Qxd4 19. Qxd4 Bxd4 20.
Bxe4 Bxg1 21. Rhxg1 Bxg4 22. Rxg4 Nf6 23. Bxc6 Nxg4 24. Bxa8 {Ranieri,F (2166)
-Sarno,S (2358) Saint Vincent 1999 0-1 (40)}) 10. b3 b4 11. Na4 c5 12. g5 Nh5
13. dxc5 Nc6 14. Bh3 Rad8 15. Bxe6 fxe6 16. Qc1 dxc5 17. Rxd8 Qxd8 18. Nxc5 Qd6
19. Nd3 Ne5 20. Bc5 Qc7 21. Ne2 a5 22. Bd4 Rxf3 {Yudasin,L (2645)-Anand,V 
(2635) Munich 1991 0-1 (41)}) (8. Kb1 Qc7 9. g4 e5 10. h4 h5 11. Bh6 Qe7 12.
gxh5 Nxh5 13. Bg5 Qc7 14. d5 b4 15. Nce2 f6 16. Bh6 f5 17. Bxg7 Kxg7 18. Nh3
fxe4 19. fxe4 cxd5 20. exd5 Na6 21. Ng5 Nc5 22. Bh3 Bxh3 {Ernst,T (2440)
-Gurevich,D (2470) New York 1990 1/2-1/2 (78)}) (8. e5 b4 9. exf6 bxc3 10. Qxc3
Bxf6 $11) 8... b4 9. Nb1 (9. Nce2 Qa5 $11) 9... a5 (9... Qa5 10. Ne2 $15) 10.
Ne2 Qc7 11. Bh6 Nbd7 (11... c5 12. Bxg7 Kxg7 13. Bb5 $17) 12. Bxg7 $15 Kxg7 13.
g4 c5 14. dxc5 (14. Bb5 $142 $5 $15 {should be considered}) 14... Nxc5 $17 15.
Nd4 e5 (15... Be6 16. b3 Rfc8 $17) 16. Nb3 $2 (16. Nb5 $5 Qb6 17. Bc4 $17)
16... Nxb3+ (16... Nxd3+ 17. Qxd3 Rd8 18. a4 $19) 17. axb3 Be6 18. Bc4 Bxc4 19.
bxc4 Qxc4 (19... Rfd8 $142 $19) 20. h4 $2 (20. Qxd6 $142 Rac8 21. Rd2 $17)
20... Rfc8 $19 21. h5 (21. Qd3 Qc5 22. Nd2 a4 $19) 21... a4 {[%cal Yb4b3]
Black intends b3} 22. hxg6 (22. Qd3 Qc5 23. Nd2 a3 $19) 22... fxg6 (22... a3
23. Nxa3 bxa3 24. b3 Qxb3 25. Qh6+ Kg8 26. gxh7+ Nxh7 27. Qxh7+ Kf8 28. Qh8+
Ke7 29. Qh4+ Ke8 30. Qh8+ Kd7 31. Rxd6+ Kxd6 32. Qh6+ Qe6 33. Rd1+ Kc5 34. Qe3+
Kb4 35. Kb1 Rxc2 36. Qe1+ Ka4 37. Kxc2 Qb3+ 38. Kd2 Qxf3 39. Qe2 Rd8+ 40. Ke1
Qxe2+ 41. Kxe2 Rxd1 42. Kxd1 $19) 23. Qh6+ $4 {White crumbles in face of a
dire situation} (23. Qd3 Qc5 24. Nd2 $19) 23... Kf7 (23... Kg8 $142 {might be
the shorter path} 24. Kd2 a3 25. bxa3 bxa3 $19) 24. Rd2 (24. Kd2 {is no
salvation} Qxc2+ 25. Ke3 $19) 24... b3 {Black threatens to win material: b3xc2}
(24... a3 25. b3 Qxb3 $19) 25. Na3 $11 bxc2 $4 {simply marches past the door
to victory} (25... Qc5 $142 {was a good chance to save the game} 26. g5 Nh5 $11
) 26. Nxc4 $18 Rxc4 27. Rxc2 (27. Rxc2 Rxc2+ 28. Kxc2 $18) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "4.6"]
[White "Watanabe, Katsumi"]
[Black "Nakamura, Mitsuru"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "1723"]
[BlackElo "1314"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "90"]

{E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5
Ne7, not 9 Ne1} 1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. e4 d6 5. Be2 O-O 6. O-O Nc6
7. d4 e5 8. d5 Ne7 9. Bg5 h6 10. Bh4 (10. Bxf6 Bxf6 11. b4 Kh7 12. c5 Ng8 13.
a4 dxc5 14. bxc5 Be7 15. Nxe5 Bxc5 16. Nc4 c6 17. Bf3 cxd5 18. exd5 Nf6 19. Qb3
Rb8 20. Rad1 Re8 21. h3 Bd7 22. d6 Re6 23. Nb5 Bxb5 24. axb5 Qd7 {Eingorn,V 
(2570)-Uhlmann,W (2515) Debrecen 1989 1/2-1/2 (44)}) 10... g5 $146 {Black
threatens to win material: g5xh4} (10... Nh5 11. Ne1 Nf4 12. Nd3 (12. f3 f5 13.
Nd3 g5 14. Bf2 Nxd3 15. Qxd3 f4 16. b4 Rf7 17. Rac1 Ng6 18. c5 Bf8 19. Rfd1 h5
20. cxd6 cxd6 21. a4 Bd7 22. Qc2 g4 23. Bb5 Bc8 24. Be2 Qg5 25. Qd2 Nh4 26. Kh1
Nxg2 {Nielsen,T (2165)-Nielsen,N (2189) Copenhagen 2001 0-1 (32)}) 12... g5 13.
Bg3 f5 14. f3 Neg6 15. Rc1 Nxe2+ 16. Qxe2 f4 17. Be1 c5 18. g4 fxg3 {1/2-1/2 
(18) Cvetkovic,S (2425)-Vucicevic,M (2380) Niksic 1996}) 11. Bg3 Nh7 12. h3 {
Consolidates g4} f5 {The typical lever} 13. Nd2 {Black has a cramped position}
f4 {Black threatens to win material: f4xg3} 14. Bh2 Nf6 15. f3 {Covers g4} (15.
Qb3 c5 $14) 15... Ng6 16. Kh1 Nh5 17. Nb3 Nf6 (17... Bd7 18. Qe1 $11) 18. c5
$14 {The thematic attack} a6 {Secures b5} 19. Qc2 h5 20. Rad1 (20. Qd1 Qd7 $14)
20... h4 {This push gains space} (20... g4 $5 {has some apparent merit} 21. c6
b6 22. hxg4 hxg4 23. fxg4 Nxg4 24. Bxg4 Bxg4 $17) 21. cxd6 (21. Rfe1 $5 $14 {
deserves consideration}) 21... cxd6 $11 22. Nd2 (22. Rfe1 $142 $5 $11 {might
be a viable alternative}) 22... Nh5 $17 23. Qb3 Ng3+ 24. Bxg3 (24. Kg1 $5 $17)
24... fxg3 25. Nc4 b5 (25... Nf4 26. Nb6 Bxh3 27. gxh3 g2+ 28. Kg1 gxf1=Q+ 29.
Bxf1 $19 (29. Kxf1 g4 30. hxg4 h3 $19)) 26. Ne3 Nf4 27. a4 $2 (27. Rfe1 $5 $17)
27... Qb6 (27... Bxh3 $142 28. gxh3 Qb6 $19) 28. Ng4 $4 {simply worsens the
situation} (28. Nf5 $142 Rxf5 29. exf5 Bxf5 30. Ra1 Bxh3 31. gxh3 g2+ 32. Kh2
gxf1=Q 33. Rxf1 $19) 28... Bxg4 29. fxg4 (29. Rd2 {is not the saving move} Bxh3
$1 {Mate threat} 30. Bd1 $19) 29... b4 (29... Nxh3 30. Rxf8+ Rxf8 31. Rd4 Nf2+
32. Kg1 Qxd4 33. Qd1 Nxd1+ 34. Kh1 Qf2 35. Nxd1 Qe1+ 36. Bf1 Qxf1#) 30. Bf3 $17
Qc5 (30... Rac8 31. Ne2 $17) 31. Na2 (31. Ne2 $142 $5 $15 {is worth looking at}
) 31... a5 $17 32. Rc1 Qb6 (32... Qd4 $5 33. Rc4 Qd3 34. Qxd3 Nxd3 $19) 33. Rc6
{Menacing} Qd8 (33... Qd4 34. Nc1 $17) 34. Qe3 (34. Nc1 $5 $11) 34... Rc8 $17
35. Rfc1 Rb8 (35... Rxc6 36. dxc6 Qc7 37. Rc2 $17) 36. b3 (36. Rf1 Qd7 $15)
36... Qd7 (36... Rb7 37. Rf1 $15) 37. Rc7 $11 {White threatens to win material:
Rc7xd7} Qd8 38. Qa7 (38. R7c6 Rf7 $15) 38... Qf6 $15 39. R1c6 $4 (39. Kg1 $5
$15 {is worthy of consideration}) 39... Rbd8 $4 {Black has let it slip away} (
39... Nxh3 $142 {seems even better} 40. Rc2 Nf4 $19) 40. Qxa5 $4 {solves
nothing} (40. Nc1 $142 $17) 40... Nxh3 $1 $19 {Clearance: f4} 41. Qxb4 (41.
gxh3 Qxf3+ {Mate attack Clearance}) 41... Nf2+ 42. Kg1 h3 43. Qb7 h2+ 44. Kf1
h1=Q+ 45. Ke2 Qd1+ (45... Qd1+ 46. Ke3 Qf4#) 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "5.1"]
[White "Sugimoto, Koichi"]
[Black "Kojima, Shinya"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "1987"]
[BlackElo "2497"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "96"]

{D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5
5. cxd5 cxd5 6. Qb3 Qc7 7. Bd2 a6 8. Nc3 e6 9. Rc1 Nc6 10. Be2 (10. Ne5 Bd6 11.
f4 (11. Be2 O-O 12. O-O Bxe5 13. dxe5 Ne4 14. Nxe4 Bxe4 15. f3 Bg6 16. Bb4 Rfc8
17. Bd6 Qd7 18. Qb6 Ne7 19. Rc7 Rxc7 20. Qxc7 Qxc7 21. Bxc7 Rc8 22. Rc1 Bb1 23.
a3 Ba2 24. Rc5 Bc4 25. Bd1 Ng6 {Ma,Z (2369)-Ma,Q (2481) Beijing 2012 1/2-1/2 
(46)}) 11... O-O 12. Be2 Qe7 13. O-O Bxe5 14. dxe5 Ne4 15. Nxe4 Bxe4 16. Bd3
Rfd8 17. Rc2 Bxd3 18. Qxd3 Rac8 19. Rfc1 Qd7 20. a4 h6 21. b3 Ne7 22. Bb4 Rxc2
23. Rxc2 Rc8 24. Bc5 Rc7 {Milov,V (2626)-Hector,J (2509) Istanbul 2000 1/2-1/2
(34)}) 10... Bd6 11. h3 $146 {Consolidates g4} (11. O-O O-O 12. h3 h6 13. Na4
b5 14. Nc5 Ne4 15. Nxe4 Bxe4 16. Ne5 Bxe5 17. dxe5 Qb6 18. Bb4 Rfc8 19. Bc5 Qd8
20. f3 Bf5 21. Bd4 Qa5 22. Rc3 Nxd4 23. exd4 Qb6 24. Rd1 b4 25. Kf1 a5 {
Hebden,M (2515)-Rustemov,A (2604) Dos Hermanas 2003 0-1 (55)}) 11... O-O {
Black has an active position} 12. Nh4 Be4 13. O-O h6 14. Nxe4 Nxe4 15. Nf3 Rac8
16. Bc3 Qe7 17. a3 {Controls b4} Rc7 18. Rc2 Rfc8 19. Rfc1 g5 20. Be1 Kg7 21.
Nd2 Nf6 22. Nf3 Nd7 (22... Ne4 23. Qd3 $11) 23. Qd3 {Black king safety dropped}
f5 {Black king safety improved} 24. Nd2 Nf6 {[%cal Yg5g4] Black plans g4} 25.
Nf1 (25. Nb3 Ne4 $14) 25... h5 {[%cal Yg5g4] Black prepares g4} 26. Qd1 g4 {
Black gains space} 27. h4 f4 28. g3 (28. Bd3 Ne8 $11) 28... fxg3 29. fxg3 (29.
Nxg3 Kg8 $11) 29... e5 $15 30. dxe5 {White forks: d6+f6} Bxe5 {White has a
cramped position} 31. Bd3 Qd6 {Black has a very active position} 32. Bf5 {
White threatens to win material: Bf5xc8} Rf8 (32... Nd7 $11) 33. Qd3 $4 {
letting the wind out of his own sails} (33. Bb4 $142 $5 Qd8 34. Bxf8+ Qxf8 35.
Rf2 $16) 33... Re7 (33... Ne8 34. e4 Rcf7 35. Bc3 $17) 34. b4 (34. Rxc6 $142 {
and White has air to breath} bxc6 35. Bb4 $14) 34... Ng8 $17 35. Bh7 (35. Bf2
$5 $17) 35... Ref7 36. Rf2 Nge7 (36... Rxf2 $142 37. Bxf2 Qf6 $17) 37. Rcc2 $4
{an oversight. But White was lost anyway.} (37. Rxf7+ $142 Rxf7 38. Qb1 $17)
37... d4 {Black has an active position} (37... Qh6 $142 $19 {it becomes clear
that Black will call all the shots}) 38. Be4 dxe3 (38... Rxf2 $5 {should be
investigated more closely} 39. Rxf2 Rd8 $11) 39. Rxf7+ $14 Rxf7 40. Qxd6 ({
Instead of} 40. Qxe3 Bd4 41. Bc3 Nf5 42. Bxf5 Rxf5 $11) 40... Bxd6 41. Nxe3 Nd4
{Black threatens to win material: Nd4xc2} 42. Rd2 {White threatens to win
material: Rd2xd4} (42. Nc4 Nxc2 43. Bc3+ Kg8 44. Nxd6 Rf3 45. Bxf3 gxf3 $14)
42... Be5 (42... Nf3+ $142 $5 {looks like a viable alternative} 43. Bxf3 Rxf3
44. Rxd6 Rxe3 $11) 43. Nc4 $16 (43. Bxb7 $6 Nf3+ 44. Bxf3 Rxf3 $11) 43... Bf6
44. Bxb7 (44. Nd6 $142 $5 Rf8 45. Bf2 $16) 44... Nef5 $11 45. Bg2 Rc7 46. Nb2 (
46. Bd5 Ne7 47. Ne3 Rc3 $11) 46... Rc1 $15 {Black threatens to win material:
Rc1xe1} 47. Rd1 $4 (47. Nd1 $142 $15 {was necessary}) 47... Rc2 $19 48. Nd3
Rxg2+ $1 {the end, the rest is history} (48... Rxg2+ 49. Kxg2 Ne3+ 50. Kh1 Nxd1
$19) 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "5.2"]
[White "Drakakis, Athanasios"]
[Black "Yoshii, Yukihiko"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1876"]
[BlackElo "1851"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "119"]

{D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 1. d4
d5 2. Nf3 Nc6 3. Bf4 Nf6 4. e3 e6 5. c3 a6 $146 {Secures b5} (5... Bd6 6. Nbd2
(6. Bd3 Qe7 (6... O-O 7. Nbd2 Bd7 8. O-O Qe7 9. Ne5 h6 10. h3 Rfe8 11. b4 a6
12. a4 Red8 13. Qc2 Rdc8 14. Ndf3 Be8 15. b5 axb5 16. axb5 Na5 17. Rfb1 Nd7 18.
Nxd7 Qxd7 19. Bh7+ Kh8 20. Bd3 Kg8 21. Ra2 {Domogaev,S (2365)-Tishin,P (2400)
Tula 2010 1-0 (63)}) 7. Ne5 Bxe5 8. dxe5 Nd7 9. Bb5 O-O 10. Bxc6 bxc6 11. O-O
Ba6 12. Re1 f6 13. exf6 Qxf6 14. Bg3 Nc5 15. Qd4 Nd3 16. Qxf6 Rxf6 17. Re2 Raf8
18. Rd2 Nc1 19. f3 Ne2+ 20. Kf2 Nxg3 {Schulz,K (2385)-Gohla,U (2181) Germany
2010 1/2-1/2 (54)}) 6... Qe7 (6... Nd7 7. Bxd6 cxd6 8. e4 dxe4 9. Nxe4 Nf6 10.
Bd3 O-O 11. O-O e5 12. dxe5 dxe5 13. Qc2 g6 14. Rfe1 Bg4 15. Nxf6+ Qxf6 16. Be4
Rfe8 17. Re3 Qd6 18. Rae1 Bxf3 19. Bxf3 Rad8 20. Bxc6 bxc6 21. f4 {Bogdanovski,
V (2459)-Sipila,V (2463) Warsaw 2013 1/2-1/2 (40)}) 7. Ne5 Bxe5 8. dxe5 Nd7 9.
Qg4 f5 10. Qg3 Nc5 11. Be2 b6 12. b4 Nd7 13. O-O O-O 14. Nf3 Nd8 15. Bg5 Qf7
16. Nd4 a6 17. f4 c5 18. Nf3 Nc6 19. Rab1 cxb4 20. cxb4 {Sadewasser,A (2216)
-Mueller,E (2206) Germany 2008 1/2-1/2 (32)}) 6. Nbd2 Be7 7. Bd3 h6 {Prevents
intrusion on g5} 8. O-O O-O 9. h3 {Covers g4} Bd7 10. Kh1 Rc8 11. Rg1 Kh8 12.
g4 Nh7 (12... Ra8 13. a4 $14) 13. Qc2 (13. h4 $5 $16) 13... Ng5 $11 14. Bxg5
Bxg5 {Black has the pair of bishops} (14... hxg5 15. Kg2 $11) 15. Kg2 Qe7 (
15... Be7 16. a4 $11) 16. Ne5 (16. Rh1 f5 17. h4 Bxe3 18. fxe3 fxg4 $14) 16...
Bf6 (16... Nxe5 17. dxe5 c5 18. f4 $11) 17. Nxc6 Bxc6 18. f4 g6 {Controls f5}
19. Nf3 Bg7 20. Qf2 f5 (20... Bb5 21. Bxb5 axb5 22. a3 $11) 21. g5 {White wins
space} h5 22. Nh4 Be8 23. b4 b5 (23... Ra8 $5 $11 {should not be overlooked})
24. a4 $14 c6 25. axb5 cxb5 26. Qb2 (26. Rxa6 Rxc3 27. Qd2 Rb3 $16 (27... Qxb4
$4 {taking the pawn will bring Black grief} 28. Rb1 Qa3 29. Rxa3 Rxa3 30. Bxb5
$18)) 26... Qb7 27. Kh2 Kh7 28. Ra3 Ra8 29. Rga1 Bd7 30. Nf3 Rfc8 31. Nd2 Rc6
32. Nb3 Qc7 $2 (32... Rb6 $142 $5 $14 {would keep Black alive}) 33. Nc5 $18 Bc8
$2 (33... Rb6 $142 34. Nxa6 Qd6 $18) 34. Bxb5 $1 {Deflection: a6} Rb6 (34...
axb5 35. Ra5 {Decoy Double attack} (35. Rxa8 {Deflection Pinning})) 35. Bf1 (
35. Bxa6 {keeps an even firmer grip} Bxa6 36. Nxa6 Qc4 $18) 35... e5 (35... Qc6
36. b5 $1 $18 {Deflection: a6}) 36. Qf2 (36. fxe5 Bxe5+ 37. dxe5 Qxc5 38. bxc5
Rxb2+ 39. Kg3 Kg7 40. Bxa6 f4+ 41. exf4 Rxa6 42. Rxa6 Bxa6 43. Rxa6 Rb3 $18)
36... exd4 37. exd4 Bf8 38. Ra5 (38. Bxa6 $6 Bxc5 39. Bxc8 Rxa3 40. Rxa3 Bd6
$11) (38. Nxa6 $6 Bxa6 39. Bxa6 Bd6 $14) 38... Bd6 39. Nd3 (39. Kg3 $18) 39...
Qxc3 $2 (39... Rc6 $142 40. R1a3 Bb7 $16) 40. R5a3 $4 {instead of simply
winning the game} (40. Rc1 $142 {and White has prevailed} Qb3 41. Qe1 $18)
40... Qc7 $11 41. Rc1 {White threatens to win material: Rc1xc7} Qb7 42. Rac3
Bd7 43. Nc5 Bxc5 (43... Qa7 44. Ra1 $11) 44. dxc5 Re6 (44... Rxb4 $2 {is a
blank shot} 45. c6 Qa7 46. Qxa7 Rxa7 47. cxd7 Rxd7 48. Rc7 Rxc7 49. Rxc7+ Kh8
50. Ra7 $18) 45. Re3 Rae8 (45... Qxb4 46. Rxe6 Bxe6 47. c6 $11) 46. Rxe6 Rxe6
47. Re1 (47. Qd2 Bb5 $11) 47... Qxb4 $11 48. Rxe6 Bxe6 49. Bxa6 Bd7 50. Qe3 Qe4
$2 (50... Kg8 $142 $5 $11 {is a viable option}) 51. Qxe4 $16 fxe4 (51... dxe4
52. Bb7 Be6 53. c6 $18) 52. Bb7 Be6 $2 (52... e3 $5 53. Kg3 d4 $18) 53. Kg3 $18
Kg7 $4 {leading to a quick end} (53... e3 54. c6 d4 $18) 54. c6 d4 55. c7 e3 (
55... d3 {is one last hope} 56. Kf2 Bxh3 $18) 56. c8=Q Bxc8 57. Bxc8 d3 58. Kf3
e2 59. Kf2 Kf7 60. Ba6 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "5.3"]
[White "Nishimori, Toshiyuki"]
[Black "Kojima, Natsumi"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "1776"]
[BlackElo "1772"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "89"]

{C95: Closed Ruy Lopez: Breyer Variation with 10 d4} 1. e4 e5 2. Nf3 Nc6 3. Bb5
a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7
11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. dxe5 (16. d5)
16... dxe5 17. axb5 $146 (17. Nh2 h5 18. Qf3 c4 19. Rd1 Qc7 20. Nhf1 Bg7 21.
Ne3 h4 22. Ngf5 gxf5 23. Nxf5 Re6 24. axb5 axb5 25. Rxa8+ Bxa8 26. Bg5 Nf8 27.
Bxh4 Bc6 28. Bg5 Ng6 29. Bxf6 Bxf6 30. Qg4 Kf8 31. Qh5 Ne7 {Fedorov,V (2430)
-Notkin,M (2520) Moscow 1996 1/2-1/2 (48)}) (17. b3 Qc7 18. Qe2 Bc6 (18... b4
19. Bb2 bxc3 20. Bxc3 Nb8 21. Bd3 Nc6 22. Rac1 Qb6 23. Bc4 Bh6 24. Bd2 Bf4 25.
Ng5 Nd4 26. Qd3 Re7 27. Bxf4 exf4 28. e5 fxg3 29. exf6 gxf2+ 30. Kxf2 Qxf6+ 31.
Nf3 Bxf3 32. gxf3 Qh4+ 33. Kf1 {Houtman,J (2212)-Jens,J (2382) Netherlands
2011 0-1 (34)}) 19. axb5 axb5 20. Be3 Qb7 21. Bd3 Ra6 22. Nd2 h5 23. Ngf1 Rea8
24. Rab1 Ra2 25. f3 Be7 26. Qf2 Nh7 27. Bh6 Ndf8 28. c4 b4 29. Ne3 Ne6 30. Nd5
Nd4 31. Be3 Bg5 {Makoli,P (2242)-Dastan,B (2416) Skopje 2014 0-1 (41)}) (17.
Qe2 c4 18. Be3 Nc5 19. Nd2 Qc7 20. Rec1 Bg7 21. f3 Nfd7 22. a5 Nf8 23. b3 cxb3
24. Nxb3 Nfe6 25. Nxc5 Nxc5 26. c4 bxc4 27. Qxc4 Ne6 28. Qxc7 Nxc7 29. Ba4 Nb5
30. Rab1 Bf8 31. Ne2 Rec8 {Myint,H (2222)-Zaw,O (2274) Yangon 2012 1-0 (54)})
17... axb5 18. Rxa8 Qxa8 19. Qe2 c4 {Black gains space} 20. b4 cxb3 21. Bxb3
Nc5 {[%cal Rb7e4,Rc5e4,Rf6e4,Ge2e4,Gg3e4] Will e4 fall?} 22. Bc2 Ba6 23. Qe3
Nfd7 24. Nd2 (24. Ba3 Qc6 $11) 24... Ne6 (24... Bb7 25. h4 $15) 25. Nb3 (25.
Nf3 Bb7 $15) 25... Rc8 26. Qd2 (26. Bd2 $142 $5 $15 {might be a viable
alternative}) 26... Nb6 27. Bd3 Nc4 {Black threatens to win material: Nc4xd2} (
27... Na4 28. Bf1 $19) 28. Qe2 (28. Qa2 $17) 28... Nc5 (28... Bb7 $142 $5 $17)
29. Bxc4 bxc4 30. Nxc5 Bxc5 {Black has the pair of bishops} 31. Be3 Qc6 32.
Bxc5 Qxc5 33. Rd1 Qe7 34. Qg4 Rd8 35. Rxd8+ Qxd8 36. Qf3 Qd3 (36... Bc8 37. Qe3
Be6 38. f3 $11) 37. Qxd3 (37. Qf6 $142 $5 Qb1+ 38. Kh2 $16) 37... cxd3 $11 {
A minor pieces endgame occured} 38. Nf1 Kf8 39. f3 Ke7 40. Kf2 Kd6 (40... f5
41. exf5 gxf5 42. Nd2 $11) 41. Ke3 Kc5 42. Nd2 {The knight blocks d3} (42. Kd2
h5 $14) 42... g5 (42... f6 43. g3 $14) 43. g3 h5 44. h4 f6 (44... gxh4 45. gxh4
Bb5 46. Nf1 $14) 45. g4 $16 (45. g4 gxh4 46. gxh5 $16) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "5.4"]
[White "Nakamura, Mitsuru"]
[Black "Kikuchi, Akira"]
[Result "0-1"]
[ECO "B98"]
[WhiteElo "1314"]
[BlackElo "1718"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "70"]

{B98: Sicilian Najdorf: 6 Bg5 e6 7 f4 Be7, sidelines} 1. e4 c5 (1... e5 $5 $11)
2. Nf3 $14 d6 {Secures e5} 3. d4 cxd4 4. Nxd4 {Black is behind in developement.
Black's piece can't move: f8} Nf6 {Black threatens to win material: Nf6xe4} 5.
Nc3 e6 {Consolidates d5+f5} 6. Bg5 {Black is behind in developement} Be7 7. f4
(7. Bb5+ Bd7 $14) 7... a6 {Controls b5} (7... O-O 8. Qd2 $11) 8. Qf3 $14 Qc7 9.
g4 {Black has a cramped position} (9. O-O-O h6 10. Bh4 O-O $14) 9... Nc6 {
Black threatens to win material: Nc6xd4} (9... h6 10. Bxf6 Bxf6 11. O-O-O $11)
10. O-O-O b5 (10... Bd7 11. Kb1 $11) 11. a3 {Loses material} (11. e5 $142 $5
Bb7 12. Bg2 $16) 11... Bb7 $11 12. Bxf6 Bxf6 13. Nde2 (13. Bxb5 axb5 14. Ndxb5
Qb6 15. Nxd6+ Kf8 $11) 13... Rc8 (13... b4 14. axb4 Nxb4 15. Bg2 $15) 14. g5 {
White threatens to win material: g5xf6} Be7 15. f5 $2 {White gets more space} (
15. Kb1 O-O $11) 15... Bxg5+ (15... Ne5 16. Qf4 exf5 17. Qxf5 $17) 16. Kb1 Ne5
{Black threatens to win material: Ne5xf3. The knight feels good on e5} (16...
Qe7 17. Bh3 Ne5 18. Qg3 exf5 19. Rhg1 $15) 17. Qh5 {White threatens to win
material: Qh5xg5} (17. Qg3 Bxe4 {Decoy: e4} 18. Qxg5 Bxh1 19. Qxg7 Rf8 $11)
17... Bf6 (17... Be3 18. fxe6 Bxe4 19. exf7+ Nxf7 20. Bh3 Bxh1 21. Bxc8 Qxc8
22. Rxh1 $11) 18. fxe6 $15 O-O {White has an active position} 19. Bh3 {White
has a king attack} Rce8 (19... g6 20. Qh6 Qe7 21. Rhg1 fxe6 22. Nd4 Rxc3 23.
Bxe6+ Kh8 24. bxc3 Bxe4 25. Bb3 $17) 20. Nd5 (20. Nf4 g6 21. Qe2 Bg5 $11) 20...
Bxd5 $15 {Black forks: e4+e6} 21. exd5 {Opposite coloured bishops appeared} Kh8
{Black king safety improved} (21... g6 22. Qh6 $15) 22. Nf4 (22. Nd4 $142 $5
$14 {would allow White to play on}) 22... g6 $17 {Covers f5} 23. Qh6 Bg7 24.
Qh4 (24. Qg5 Nc4 25. exf7 Re5 $17) 24... Qe7 {Black threatens to win material:
Qe7xh4} (24... Nc4 $142 25. exf7 Qxf7 $17) 25. Qf2 $2 (25. Qxe7 $142 {and
White hangs on} Rxe7 26. Nd3 $11) 25... fxe6 (25... Nc4 $142 26. Nd3 fxe6 $19)
26. Bxe6 $4 {a blunder in a bad position. .} (26. Qg3 $142 Nc4 27. Nxe6 $19)
26... g5 $19 27. Ng6+ Nxg6 28. Qb6 (28. Qd2 {cannot undo what has already been
done} Ne5 29. c3 Nc4 $19) 28... Ra8 (28... Ne5 {seems even better} 29. c3 Nc4
30. Qg1 $19) 29. Rhe1 (29. h4 {does not win a prize} gxh4 30. Rdf1 Nf4 $19)
29... Ne5 30. Re4 (30. Bh3 {doesn't get the cat off the tree} g4 31. Bf1 Rab8
$19) 30... Qd8 (30... Nc4 {and Black can already relax} 31. Qg1 Nxb2 32. Rc1
$19) 31. Qe3 (31. Qxd8 {desperation} Raxd8 32. Re2 $19) 31... Nc4 32. Qh3 (32.
Qg3 {hardly improves anything} Nxb2 33. Rc1 Qa5 $19) 32... Nxb2 33. Rg1 (33.
Rd2 {doesn't do any good} Qf6 34. c3 Na4 $19) 33... Qf6 34. Kc1 Nc4 35. Kd1
Qa1+ (35... Qa1+ 36. Ke2 Qxg1 37. Bf5 Rxf5 38. Qxf5 Qg2+ 39. Qf2 Qxe4+ 40. Kf1
Qh1+ 41. Ke2 Re8+ 42. Qe3 Rxe3+ 43. Kf2 Qxh2+ 44. Kf1 Nd2#) 0-1

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "5.5"]
[White "Sato Yasuji"]
[Black "Kobayashi Katsuhiko"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1453"]
[BlackElo "1515"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "53"]

{C00: French: Unusual White 2nd moves} 1. e4 e6 2. c3 (2. a3 d5 (2... c5 3. b4
Qf6 4. c3 d5 5. bxc5 Bxc5 6. d4 Bb6 7. e5 Qg6 8. Nf3 f6 9. Bd3 Qf7 10. a4 Nc6
11. O-O Nge7 12. Ba3 Bd7 13. Ra2 Rc8 14. Re2 O-O 15. Rfe1 Na5 16. Qc2 f5 17.
Qd1 {Zala,G (2175)-Rujzam,G (2190) Hungary 2002 1-0 (40)}) 3. e5 c5 4. b4 cxb4
5. axb4 Bxb4 6. c3 Be7 7. d4 Bd7 8. Nf3 f5 9. Bd3 Nh6 10. Bxh6 gxh6 11. Qd2 Bf8
12. Na3 Rg8 13. g3 a6 14. O-O Bc6 15. Nc2 b5 16. Qe2 Nd7 {Hoogendoorn,J (2391)
-Feygin,M (2471) Netherlands 2001 1-0 (36)}) 2... Be7 $146 (2... d5 3. Bd3 dxe4
(3... Nf6 4. Qe2 c5 5. exd5 Nxd5 6. Be4 Be7 7. Nf3 Nc6 8. O-O O-O 9. d4 cxd4
10. cxd4 b6 11. Rd1 Bb7 12. Nc3 Na5 13. Ne5 Nxc3 14. bxc3 Bxe4 15. Qxe4 Qd5 16.
Qg4 Bf6 17. Bf4 Rac8 18. Qg3 {Pusch,H (2169)-Jellinghaus,L (2214) Bochum 2001
1-0 (69)}) 4. Bxe4 Nf6 5. Bc2 c5 (5... e5 6. Qe2 Qe7 7. d3 Nc6 8. Nf3 Bg4 9.
Bg5 h6 10. Bxf6 Qxf6 11. Nbd2 O-O-O 12. O-O-O g5 13. Kb1 Bg7 14. Rhe1 Bh5 15.
h3 Rd5 16. g4 Bg6 17. Ne4 Qf4 18. Nfd2 h5 19. Nc4 hxg4 20. hxg4 {Deutsch,L 
(2220)-Poeltl,T (2225) Austria 1991 1-0 (33)}) 6. Nf3 Nc6 7. d4 cxd4 8. cxd4
Nb4 9. Bb3 Be7 10. O-O O-O 11. Nc3 b6 12. a3 Nbd5 13. Ne5 Bb7 14. Bg5 Rc8 15.
Ne2 Nd7 16. Bxe7 Qxe7 17. Nxd7 {Cabarkapa,V (2275)-Damjanovic,V (2440)
Vrnjacka Banja 1996 0-1 (72)}) 3. Nf3 Nc6 4. d4 d5 5. e5 {White wins space} f6
6. Bf4 (6. Bd3 fxe5 7. dxe5 h5 $16) 6... b6 (6... fxe5 $5 {is an interesting
alternative} 7. Nxe5 Nf6 $11) 7. Bb5 $16 Bb7 8. O-O Qd7 9. exf6 gxf6 10. Qa4 (
10. Re1 $142 $5 $16) 10... Bd6 (10... a6 11. Bxc6 Bxc6 12. Qc2 $11) 11. Bxd6
$14 Qxd6 12. Re1 Nge7 13. Nbd2 O-O 14. Bd3 Rf7 15. Re3 (15. Rad1 Kh8 $14) 15...
Rg7 (15... e5 $5 $11 {is worth consideration}) 16. Rae1 $14 e5 $2 (16... Bc8
$142 $14 {and Black could well hope to play on}) 17. dxe5 $18 fxe5 18. Nxe5
Nxe5 19. Rxe5 Bc8 $4 {Black falls apart} (19... Rf8 $142 $18) 20. Qh4 (20. Qe8#
) 20... Ng6 (20... Kf8 {doesn't improve anything} 21. Bxh7 Bd7 22. R5e3 $18)
21. Bxg6 Rxg6 (21... Bd7 {no good, but what else?} 22. Be8 c5 $18) 22. Re8+ Kg7
(22... Qf8 {a fruitless try to alter the course of the game} 23. Rxf8+ Kg7 24.
Qe7+ Kh6 25. Rf7 Rxg2+ 26. Kxg2 Kh5 27. Re5+ Bf5 28. Rg7 Re8 29. Qg5#) 23.
R1e7+ Qxe7 24. Rxe7+ Kf8 25. Qxh7 Rxg2+ (25... Be6 {does not improve anything}
26. Rxc7 Rc8 27. Rxa7 Rb8 28. Qxg6 Rb7 29. Rxb7 Bd7 30. Rxd7 d4 31. Qf7#) 26.
Kxg2 Bh3+ 27. Kxh3 (27. Kxh3 Re8 28. Qg7#) 1-0

[Event "Sapporo Autumn Chess Tornament 2019"]
[Site "?"]
[Date "2019.10.14"]
[Round "5.6"]
[White "Takeuchi, Hiroshi"]
[Black "Watanabe, Katsumi"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1350"]
[BlackElo "1723"]
[Annotator "Fritz 11 SE (30s)"]
[PlyCount "76"]

{D05: Colle System with ...e6} 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. O-O
O-O 6. b3 Nbd7 (6... b6 7. Bb2 Bb7 8. c4 (8. Nbd2 Nbd7 9. Qe2 Ne4 10. Rfd1 f5
11. c4 c6 12. Rac1 a5 13. a4 Bb4 14. Nb1 Qe7 15. Ne1 Bd6 16. f4 g5 17. g3 gxf4
18. exf4 Rf6 19. Nf3 Rh6 20. Bxe4 dxe4 21. Ne5 Nf6 22. Nd2 Bxe5 {Singer,C 
(2343)-Radnetter,G (2259) Austria 2014 1/2-1/2 (49)}) 8... Na6 9. a3 c5 10. Qe2
Nc7 11. Rd1 cxd4 12. exd4 a5 13. Nc3 a4 14. cxd5 Ncxd5 15. Nxa4 Nf4 16. Qe3
N6d5 17. Qd2 Nxd3 18. Qxd3 Nf4 19. Qe3 Bg5 20. Nxg5 Qxg5 21. g3 {Hoffman,A 
(2285)-Garcia,G (2520) Cuba 1993 0-1 (40)}) 7. Bb2 c5 8. Nbd2 a6 $146 {
Prevents intrusion on b5} (8... b6 9. Ne5 Bb7 10. f4 Ne4 11. Nxe4 dxe4 12. Nxd7
Qxd7 13. Be2 Rfd8 14. Qe1 Bf6 15. c3 Rac8 16. Rc1 b5 17. b4 cxb4 {1/2-1/2 (17)
Lipka,J (2370)-Hlavnicka,J (2230) Lazne Bohdanec 1997}) 9. Ne5 cxd4 10. exd4 b5
(10... Nxe5 11. dxe5 Nd7 12. c4 $14) 11. Qe2 {Black has a cramped position} (
11. Nc6 Qe8 $16) 11... Bb7 (11... Nxe5 12. dxe5 Nd7 13. Ne4 $11) 12. f4 $14 Rc8
13. Rac1 b4 {White has a new backward pawn: c2} 14. Rf3 Qa5 15. a4 (15. Ra1
$142 $11 {and White is still in the game}) 15... bxa3 $17 16. Nxd7 $4 {the
position was bad, and this mistake simply hastens the end} (16. Ba1 Rc7 $17)
16... Nxd7 (16... axb2 {seems even better} 17. Nxf6+ Bxf6 18. Rd1 Bxd4+ 19. Kh1
$19) 17. Bxh7+ $4 {the final mistake, not that it matters anymore} (17. Ba1
$142 $19) 17... Kxh7 18. Rh3+ (18. Ra1 {cannot change what is in store for
White} Kg8 19. c3 Qb5 20. Qxb5 axb5 21. Bxa3 Ra8 $19) 18... Kg8 19. Qh5 (19.
Ra1 {hoping against hope} Nf6 20. c4 $19) 19... f5 20. Qg6 (20. Qh7+ {does not
save the day} Kf7 21. Qh5+ g6 22. Qh7+ Ke8 23. Bxa3 Qxa3 $19) 20... Rf6 (20...
axb2 $142 {secures victory} 21. Qxe6+ Rf7 22. Qe1 bxc1=R 23. Qxc1 $19) 21. Qh7+
Kf7 22. Qh5+ (22. Bxa3 {cannot change destiny} Qxa3 23. Qh5+ Rg6 $19) 22... Rg6
23. Rg3 Nf8 (23... Qxd2 $2 {looks very tantalising, but} 24. Qxg6+ Kf8 25. Rh3
$18) 24. Nf3 (24. Bxa3 {otherwise it's curtains at once} Qxa3 25. Qd1 Rxg3 26.
hxg3 $19) 24... axb2 25. Rf1 Qa1 26. Ne5+ Ke8 (26... Kg8 $142 {makes it even
easier for Black} 27. Qd1 Qxd1 28. Rxd1 Rxg3 29. hxg3 Rxc2 $19) 27. Rxg6 Qxf1+
$1 {Double attack: g6/f1} 28. Kxf1 b1=Q+ 29. Kf2 Rxc2+ 30. Kg3 Qxb3+ (30...
Rc3+ 31. Nf3 Rxf3+ 32. Kxf3 Qd1+ 33. Kg3 Qxh5 34. Rg4 Qxg4+ 35. Kf2 Qxf4+ 36.
Ke2 Bg5 37. g4 Bc6 38. gxf5 Bb5+ 39. Kd1 Qd2#) 31. Nf3 Nxg6 32. Qxg6+ Kd7 33.
h4 Qb2 (33... Qd3 34. Kh3 Qf1 35. Ne5+ Kc8 36. Qxe6+ Kb8 37. Nd7+ Ka7 38. Qb6+
Ka8 39. Qd8+ Bxd8 40. Nb6+ Bxb6 41. h5 Qxg2+ 42. Kh4 Bd8#) 34. Kh3 Bf6 35. Qf7+
Kd6 36. Qf8+ Kc6 37. Qe8+ Kb6 38. Qxe6+ (38. Qb8 {is not much help} Qa1 39.
Qd6+ Kb5 40. Kh2 Qf1 41. Ne1 Qxe1 42. Qa3 Bxd4 43. Qb3+ Ka5 44. Qa3+ Kb6 45.
Qb3+ Ka7 46. Qf3 Bf2 47. Qd1 Qxd1 48. g4 fxg4 49. h5 Qg1#) 38... Ka7 (38... Ka7
39. h5 Rxg2 40. Qe3 Rg4 41. Qd2 Qb1 42. Qf2 Bh4 43. Kh2 Bxf2 44. Ne1 Bg1+ 45.
Kh3 Qxe1 46. h6 Qc3#) 0-1

