[Event "Vancouver Open (Open Section)"]
[Site "Vancouver"]
[Date "2023.07.22"]
[Round "1"]
[White "Xu, Owen"]
[Black "Sinanan, Josh"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1760"]
[BlackElo "2200"]
[Annotator "Ralph Dubisch"]
[PlyCount "91"]
[EventDate "2020.01.17"]
[SourceVersionDate "2023.07.30"]

1. e4 b6 $6 {The dubious symbol is not attached here for the chess value of
the move per se, but rather for tempting fate by playing the Owens Defense
against someone named Owen.} 2. d4 Bb7 3. Bd3 e6 ({The thematic} 3... f5 {
, striking at the "pinned" e4-pawn, is essentially a forced loss against a
prepared opponent:} 4. exf5 $1 Bxg2 $2 5. Qh5+ g6 6. fxg6 Bg7 7. gxh7+ Kf8 8.
Nh3 $1 Bxh1 (8... Nf6 9. Qg6 Bxh3 (9... Bxh1 10. Bh6 Rxh7 11. Ng5) 10. Rg1 Rxh7
(10... Bg4 11. Rxg4 Nxg4 12. Qxg4 e6 13. Qf3+ {-- Qxa8}) 11. Qg3) 9. Ng5 Nh6 (
9... Bd5 10. hxg8=Q+ Kxg8 (10... Bxg8 11. Qf3+ Bf6 12. Qxa8) 11. Bh7+ Kf8 12.
Nc3 Qe8 13. Qxe8+ Kxe8 14. Nxd5) 10. Nd2 e6 (10... e5 11. Ndf3 exd4 12. Kf1 Nc6
13. Nh4 Ne7 14. Bf4 Bd5 15. Re1 Qe8 16. Ng6+ Nxg6 17. Rxe8+ Rxe8 18. Bxg6) 11.
Ndf3 Qe8 12. Bg6 Qe7 13. Nh4 Qf6 14. Bd3 Ke7 15. Ng6+ Kd8 16. Nxh8 Bxh8 17.
Qxh6) 4. Nf3 c5 5. c3 Nf6 6. Qe2 Be7 7. O-O Nc6 8. Bd2 $6 ({This just gets in
the way and costs White a tempo, as the bishop will soon move again to free d2
for the knight.} 8. a3 {is still theory, both preventing ...Nb4 after some
center exchange and possibly preparing b2-b4 with queenside expansion.
Therefore} Na5 9. Nbd2 c4 10. Bc2 Qc7 11. Re1 $14 {looks pretty normal, for
example.}) 8... d5 9. e5 Nd7 10. Bf4 h6 11. Nbd2 g5 12. Be3 Qc7 13. Rac1 (13.
a4 $14) 13... O-O-O 14. b4 cxb4 $2 ({Safer to block things up on the queenside
with} 14... c4 15. Bc2 f5 {, when} 16. exf6 Bxf6 {opens the proper side of the
board for Black.}) 15. cxb4 Bxb4 16. Rc2 Ndb8 $2 (16... Kb8 {avoids some of
the possible congestion, though White still has good compensation for the pawn.
}) 17. Bb5 $6 (17. h3) 17... a6 18. Bxc6 $6 ({Retracting the bishop still
offers more than enough compensation. After} 18. Bd3 $16 {, White can claim to
have provoked the weakening ...a6.}) 18... Bxc6 19. Rfc1 (19. Rb1 $13) 19...
Kb7 20. Rb1 Be7 (20... Qe7 21. Rcb2 Bb5 22. Qd1 Ba3) 21. Nb3 Ka7 22. a4 a5 23.
Nc1 Na6 24. Na2 Qd7 25. Rcb2 Rb8 26. Nc3 Bxa4 27. Ne1 Bc6 28. Rc2 Rhc8 29. Bd2
Bb4 30. Nd3 Bxc3 31. Rxc3 Bb5 32. Rcb3 Bc4 33. R3b2 Qa4 34. Qf3 Bxd3 35. Qxd3
Rc4 36. Qh7 Rb7 37. Qxh6 Rxd4 (37... Rc2 $1 $19 {combines threats to the back
rank with attacks on loose pieces.}) 38. Qxg5 Nc5 39. Qd8 Qd7 40. Qf8 (40. Qxd7
Rxd7 41. Be3 Rc4 42. Rxb6 d4 $15) 40... Nd3 $6 (40... Qc7 $17 {supports c5, b6,
and a5.}) 41. Rb3 Nc5 $4 ({The only move that the computer (Stockfish)
approves as giving Black an edge here is the rather spectacular} 41... Nc1 $3 {
. For a human, this is very easy to miss. The sequence continues} 42. R3b2 Qc7
$1 43. Qd6 Ne2+ 44. Kh1 (44. Kf1 $4 Qc4 45. Rb4 (45. Ra1 Ng3+ 46. Kg1 Rxd2 47.
Rxd2 Ne4 $19) 45... Qa6 $19) 44... Rxd2 45. Rxd2 Nc3 $15 {Black's pawns are
hard to stop, and the white king is far from the action.}) 42. R3b2 $4 ({
A major missed opportunity.} 42. Rxb6 $3 {smashes through:} Rxd2 (42... Rxb6
43. Qxc5 Rdb4 (43... Qc6 44. Qxd4) (43... Qb7 44. Bxa5) 44. Qxa5+ Kb7 45. Rxb4
$18) 43. Qxc5 $18) 42... Nd3 $6 ({As before,} 42... Qc7 {provides better
cement, guarding all the dark-square targets on the queenside.}) 43. Ra2 $6 ({
After} 43. Rb3 $5 {, Stockfish again suggests} Nc1 $1 $15 {, though Black's
edge is not huge.} ({Alternately} 43... Qc6 {gets a bit difficult after} 44.
Bxa5 $1 Nc5 45. Bc3 $1 Nxb3 46. Bxd4 $14 {.})) 43... Nxe5 $4 ({The final
blunder.} 43... Ra4 $1 $17 {solidifies along the a-file, and even offers Black
winning chances.}) 44. Bxa5 $3 Ra4 45. Rxa4 Qxa4 46. Bc3 $1 {With no way to
stop Ra1, Black resigned.} 1-0

[Event "Vancouver Open (Open Section)"]
[Site "Vancouver, WA"]
[Date "2023.07.23"]
[Round "5"]
[White "Liu, Austin"]
[Black "Wang, Ted"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2072"]
[BlackElo "1977"]
[Annotator "Ralph Dubisch"]
[PlyCount "69"]
[EventDate "2023.??.??"]
[SourceVersionDate "2023.07.30"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 ({
7.Nd5 is back in fashion at the top levels of chess, providing the most
reliable way to change the pawn structure and avoid the main lines of the
Schveshnikov (Lasker/Pelikan) variation of the Sicilian that continues} 7. Bg5
a6 8. Na3 b5 {, then either} 9. Nd5 ({or} 9. Bxf6 {.})) 7... Nxd5 8. exd5 Nb8 (
{The other retreat for Black is also playable:} 8... Ne7 9. c4 (9. c3 f5 10.
Qa4 Kf7 $13) 9... Nf5 ({or} 9... Ng6 {; Black does need to react against
White's threatened Qa4, though:}) (9... a6 $2 10. Qa4 axb5 (10... Bd7 $4 11.
Nxd6#) 11. Qxa8 $16) 10. Bd3 Be7 11. O-O O-O $14 {Looks like a game.}) 9. Qf3
$5 ({Rare, but with a clear idea.} 9. c4 Be7 10. Be2 O-O 11. O-O a6 12. Nc3 {
would be a more typical line here.}) 9... a6 10. Qa3 Be7 11. Bg5 $1 f6 (11...
Bxg5 $2 12. Nxd6+ Kf8 (12... Kd7 13. Nxf7 Qf8 (13... Qf6 14. Nxh8) (13... Qe7
14. Qa4+ b5 15. Bxb5+ axb5 16. Qxb5+ Kc7 17. d6+) 14. Qxf8 Rxf8 15. Nxg5 $18)
13. Nxc8+ Kg8 14. Nd6 $16) ({A reasonable alternative is} 11... Bf5 12. Be2 (
12. Bxe7 Kxe7 $13) 12... axb5 13. Bxe7 Rxa3 14. Bxd8 Ra8 15. Bh4 $13) 12. Bd2
O-O 13. Bb4 Qd7 ({The exchange sacrifice} 13... axb5 14. Qxa8 Na6 15. Bd2 $13 {
appears to be sound enough.}) 14. O-O-O (14. Nxd6 $2 a5 15. Bc5 b6 {wins
material for Black.}) 14... Rd8 15. f4 b6 16. fxe5 fxe5 17. Bd2 Qb7 18. Nc3 Bf5
$6 ({More forcing, and perhaps slightly more accurate, is} 18... b5 19. Qb4 Nd7
{, bringing the knight to c5 or f6 before choosing a development for the
c8-bishop. The position is roughly balanced -- and dangerous for both sides.})
19. Be2 Nd7 20. g4 {Here we see why ...Bf5 might not have been the correct
development. White gains time with a kingside pawn advance.} Bg6 21. h4 b5 22.
Qb4 Nc5 23. h5 Be8 24. g5 a5 25. Qh4 b4 26. Ne4 $16 Bf7 27. Be3 a4 28. Bxc5
dxc5 $2 ({This obvious (and apparently forced) recapture loses. Black needs to
attempt maximum confusion with} 28... b3 {, though White should retain a
significant advantage with, for example,} 29. cxb3 axb3 30. a3 {.}) 29. d6 $1
Bf8 (29... b3 30. dxe7 Rxd1+ 31. Rxd1 Qxe7 32. cxb3 axb3 33. a3 $18) 30. g6
Bxa2 31. Ng5 e4 32. b3 $1 Qb6 ({Allows forced mate, but} 32... axb3 {doesn't
offer much better chances.} 33. Bc4+ Kh8 34. Nf7+ Qxf7 35. Bxf7 bxc2 36. Kxc2
$18) 33. Bc4+ Kh8 34. Nf7+ Kg8 35. gxh7+ ({Black resigns, facing} 35. gxh7+
Kxh7 36. Qxe4+ Kg8 37. Ng5+ Kh8 38. Qh7# {A very well-played battle; it is
difficult to pinpoint Black's losing move or plan.}) 1-0

[Event "2023 ICA Summer Classic"]
[Site "Nampa, ID"]
[Date "2023.07.29"]
[Round "1.8"]
[White "Fernandez, Daniel Francisco"]
[Black "Bueno, John T"]
[Result "0-1"]
[ECO "C62"]
[WhiteElo "1154"]
[BlackElo "380"]
[Annotator "Ralph Dubisch"]
[PlyCount "60"]
[EventDate "2023.07.29"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceVersionDate "2023.07.30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Bd7 5. O-O Nf6 6. d3 a6 7. Ba4 ({Another
idea is} 7. Bxc6 Bxc6 8. c4 $14 {, clamping down on the d5-square and limiting
Black's dark-square bishop.}) 7... b5 8. Bb3 Be7 9. Nc3 O-O 10. Bg5 h6 11. Bxf6
Bxf6 12. Nd5 Nd4 $6 (12... Na5) 13. Nxd4 exd4 14. c3 $6 ({The pawn structure
after an eventual (when forced by ...c6) Nxf6 and f2-f4 favors White slightly,
so White shouldn't be in a hurry to repair Black's doubled d-pawns.} 14. a4 c6
15. Nxf6+ Qxf6 16. f4 Be6 17. Bxe6 Qxe6 $14) 14... c6 15. Nxf6+ Qxf6 16. c4 Qg5
(16... Rfb8 $13) 17. Qf3 $6 (17. f4) 17... c5 18. cxb5 axb5 19. Bd5 Rac8 (19...
Ra7 {may keep some pressure along the a-file.}) 20. b3 Be6 {Although the white
bishop is technically "bad," with all those white pawns on white squares, it
is also active--in other words, it is outside the pawn chain, not stuck behind
the pawns. So exchanging bishops is entirely reasonable for Black here.} 21.
Rac1 $2 (21. a4 $1 {A remote passed pawn makes a useful distraction.}) 21...
Bxd5 22. exd5 Ra8 (22... b4 $1 {ties down the a2-pawn.}) 23. Rc2 Rfe8 24. b4
cxb4 25. Rc6 $2 (25. Rb1 $15) 25... Qe5 $6 (25... Rxa2 $1 26. Rb1 (26. Rxd6 b3
27. Rd7 Rf8 {looks winning, with a little care.}) 26... b3 27. Rc7 (27. Rxb3
Re1+ 28. Kh2 Qe5+ 29. g3 (29. Qg3 Qxd5) 29... Rf1 $19 {, with one quick
example showing how much trouble White faces:} 30. Kg2 Qxd5 $3 31. Qxd5 Raxf2#)
{Now almost any reasonable defense against Qxf7+ should win for Black:} 27...
Re7 28. Rxe7 Qxe7 29. Rxb3 Qe1+ 30. Kh2 Rxf2) 26. Rb1 (26. Rc2 {may be White's
best chance to hold, but} Ra3 {still gives Black good prospects.}) 26... Rxa2
$1 27. g3 b3 28. Rxb3 $2 (28. Rb6 Qe2 29. Kg2 Qxf3+ 30. Kxf3 Ree2 31. Rf1 Rac2
32. Rxb5 b2 $19 {From here, slow and steady--kingside expansion and king
centralization)--wins the race for Black.}) (28. Rc7 Qf6 29. Qxf6 gxf6 {
is a unique pawn formation for Black, especially after ...f6-f5, but that
monster on b3 combined with potentially doubling on the second rank means
Black is winning.}) 28... Ra1+ 29. Kg2 Qe1 30. h4 Qh1# {Both players acquitted
themselves pretty well. It is clear that three-digit rating isn't going to
last long.} 0-1

[Event "2023 ICA Summer Classic"]
[Site "Nampa, ID"]
[Date "2023.07.29"]
[Round "1.9"]
[White "O'Coyne, Jacob Douglas"]
[Black "Nakashima, Anthony Kenji"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "101"]
[BlackElo "1126"]
[Annotator "Ralph Dubisch"]
[PlyCount "101"]
[EventDate "2023.07.29"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceVersionDate "2023.07.30"]

1. d4 d5 2. g3 Nf6 3. Bg2 e6 4. Nf3 c5 5. c4 Nc6 6. cxd5 Nxd5 7. e4 ({Very
aggressive play in the center, but perhaps a bit premature.} 7. O-O {is solid
and maintains a small advantage for White. The problem piece here is the c8
bishop.}) 7... Nf6 (7... Nb6 {gets the knight out of the way and allows
counterplay against the white central pawns.}) 8. d5 $6 ({Definitely
aggressive. White can gain space with tempo by advancing the e-pawn instead:} 
8. e5) 8... exd5 9. exd5 Nxd5 10. O-O Ndb4 ({Black needs to develop and cover
the king along the e-file, so the most obvious choice is} 10... Be7 {.}) 11.
Qxd8+ (11. Qe2+ Be7 (11... Qe7 12. Be3 $13) 12. Rd1 {accelerates White's
development, with compensation.}) 11... Nxd8 12. Nc3 Be6 13. a3 (13. Nb5 $1 Nd5
(13... Rc8 14. Nxa7) 14. Ng5 {poses questions.}) 13... Nc2 14. Rb1 Be7 15. Bf4
a6 ({Black needs activity.} 15... Bf5 16. Rbd1 Ne6 $13) 16. Rbc1 Nd4 17. Nxd4
cxd4 18. Ne4 (18. Nd5 $14) 18... O-O 19. Rfd1 Nc6 20. Bd6 Rfe8 21. Bxe7 Rxe7
22. Nc5 Rd8 23. Bxc6 (23. b4 $5) 23... bxc6 24. Nxa6 Bg4 25. Rd2 d3 $6 ({
There are several paths to equality. My first impulse is} 25... Bf3 {, trying
to control the white king and suggest checkmating patterns, though of course
White is not obliged to allow any back-rank checkmates.} 26. Nc5 g5 {looks
messy, but fairly balanced.}) ({One way that could lead to a quick draw by
repetition is} 25... Re2 {, when} 26. Rcd1 {is forced.} (26. Rxe2 $4 {instead
would lose a piece.} Bxe2 27. Nc5 d3 $19) {Now a retreat such as} 26... Ree8 {
again hits the d1 rook.}) 26. Nb4 $14 Bf5 27. Nxc6 Red7 $4 ({Facing a fork,
Black panics. Necessary is} 27... Rc7 {, pinning the knight to the loose rook
on c1. White still ends with an extra pawn:} 28. Rc3 ({The point is} 28. Nxd8
$4 Rxc1+ 29. Kg2 Rc2 30. Rd1 Be4+ 31. Kh3 Rxf2 {, when the d-pawn will force
White to part with the rook.}) 28... Re8 ({There are still tactics! Not} 28...
Rdc8 $4 29. Rdxd3 $3 Bxd3 30. Ne7+ Kf8 31. Nxc8 $18) 29. f3 $14) 28. Nxd8 {
Now it's all over.} Rxd8 29. b4 Be4 30. Rc4 Bd5 $2 31. Rd4 Rd7 32. R2xd3 Rc7
33. Rxd5 Rc1+ 34. Kg2 h6 35. a4 Rc4 36. Rb3 f6 37. a5 Kf7 38. a6 Ke6 39. Rc5
Rd4 40. a7 Rd8 41. Ra5 Ra8 42. b5 Kd7 43. b6 Kc6 44. b7 Rd8 45. b8=Q Rxb8 46.
axb8=Q f5 47. Qd8 g5 48. Rc3+ Kb7 49. Rb5+ Ka6 50. Rcc5 Ka7 51. Qa5# {
Demonstrated tactics and technique strongly contradict White's rating.} 1-0

[Event "2023 ICA Summer Classic"]
[Site "Nampa, ID"]
[Date "2023.07.29"]
[Round "1.4"]
[White "Longhurst, Corey Kenneth"]
[Black "Hendricks, Luke"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "1423"]
[BlackElo "755"]
[Annotator "Ralph Dubisch"]
[PlyCount "120"]
[EventDate "2023.07.29"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]
[SourceVersionDate "2023.07.30"]

1. d4 Nf6 2. c4 e6 3. g3 ({Somewhat rare.} 3. Nf3) ({and} 3. Nc3 {are far more
popular choices on move three.}) 3... b6 ({Even rarer.} 3... d5 {,}) (3... Bb4+
{,}) ({and} 3... c5 {can lead to three quite different types of position:
Catalan, Nimzo/Bogo-Indian, and Benoni.}) 4. Bg2 c6 (4... d5 {helps to control
e4.}) 5. Nf3 (5. e4 $1 $14 {Space. Central space.}) 5... Bb4+ 6. Nbd2 O-O 7.
O-O h6 (7... d5) 8. Nb3 $6 (8. e4 $14) 8... Be7 9. Ne5 Bb7 10. Bd2 Qc7 11. Rc1
(11. c5 $1 {helps secure White's knight in the center.} bxc5 $2 (11... d6 12.
cxd6 Bxd6 13. Nc4 $14) 12. Ba5 $1 Qc8 13. dxc5 $16) 11... d6 12. Nd3 c5 $1 13.
dxc5 Bxg2 $6 (13... dxc5 $15) 14. Kxg2 ({White missed the zwischenzug, or
in-between move,} 14. cxd6 $1 {when} Bxd6 (14... Qb7 $2 15. dxe7 Re8 16. Re1
$16 {Black's bishop must scurry away to avoid being trapped, and White already
has a material edge.}) 15. Kxg2 $14 {is a healthy extra pawn.}) 14... dxc5 $15
{The white knights are poorly placed.} 15. Kg1 Nc6 16. a3 a5 (16... e5 $17) 17.
e3 $2 (17. Bc3) 17... Ne4 (17... a4 $1 18. Na1 Rfd8 19. Bc3 Qd6 20. Nf4 Ne4 $17
{Black is positionally winning, with control of the d-file and better pieces.
If} 21. Qxd6 Nxd6 {strikes at the c-pawn.}) 18. Bc3 Nxc3 (18... Rfd8 $17) 19.
Rxc3 Bf6 20. Rc2 Rad8 21. Qe2 e5 22. Nbc1 (22. Nd2 {aiming for Ne4.}) 22... Qd7
(22... e4 $5 23. Nf4 Ne5) 23. Qf3 Ne7 (23... Be7 {intending ...f5}) 24. Rd2 (
24. b4 $5) 24... Qc6 (24... Qe6 25. Qe4 Nf5 {and with ...Nd6, the c-pawn is
again a target.}) 25. Qxc6 Nxc6 26. Rfd1 $2 (26. Rc2 {still leaves Black
firmly in control, though.}) 26... Rd7 $6 (26... e4 27. Nf4 Bxb2 $1 {is a
small tactical shot. The pin of the d2-rook to the d1-rook along the d-file is
an unusual feature.}) (26... a4 {is a positional way to keep the pressure,
locking in the queenside weaknesses.}) 27. Ne1 Rxd2 28. Rxd2 Rd8 (28... a4 $15)
29. Rxd8+ Bxd8 30. Kf1 (30. e4 {, giving the d4-outpost, but obtaining d5 and
fixing the black pawns on dark squares to restrict the bishop.}) 30... Bf6 (
30... e4 $5 $15) 31. Ke2 $6 g5 (31... e4 $15 32. b3 a4 (32... Bb2 33. Na2 Bxa3
$6 34. Nc3 {with counterplay against b6.}) 33. bxa4 Na5 $15) 32. Kd2 (32. e4
$13) 32... a4 $2 (32... e4 $15) 33. Ne2 (33. e4 {, followed by Na2-c3xa4, is
now good for White!}) 33... e4 $1 34. Nc3 Bxc3+ 35. Kxc3 Kf8 ({Perhaps} 35...
Ne5 36. h3 {first, to control against the break in the next note.}) 36. Nc2 (
36. f4 $5 exf3 37. Nxf3 {must still favor Black, but would be the first
activity this knight has seen in years.}) 36... Ke7 37. h3 f5 38. Ne1 Ke6 39.
Ng2 Ke5 40. h4 $2 ({Opens a route for the black king, as noted below.} 40. Ne1
{is a stiffer defense.}) 40... Kd6 41. Kd2 Ke5 42. Ke2 $2 ({Hanging the c-pawn.
After} 42. hxg5 hxg5 43. Ne1 $17 {Black still needs to prove the win by
running the king to attack the pawns: ...Kf6-g6-h5-g4-h3-h2-g1.}) 42... Na5 43.
hxg5 hxg5 44. Kd2 Nxc4+ 45. Kc3 Na5 (45... Kd5) 46. Ne1 Kd5 47. Nc2 Nc6 48. b3
axb3 49. Kxb3 c4+ $6 (49... b5 $1 $19 {blocks out the king, planning ...
Ne5-g4xf2.}) 50. Kc3 Ne5 $6 (50... b5) 51. Nb4+ ({White can seriously
complicate matters with} 51. Kb4 $5 Nd3+ 52. Kb5 Nxf2 (52... c3 53. a4 Nb2 54.
Nb4+ Kd6 55. Nc2 {and Black still needs to come up with a winning plan.}) 53.
Kxb6 Nd1 54. a4 Nxe3 $3 55. Nxe3+ Kd4 56. Nxf5+ Kd3 57. a5 e3 $1 ({Less
favorable is the confusing} 57... c3 $6 58. a6 c2 59. a7 c1=Q 60. a8=Q {
. White is up a piece, but it's Black's move with queens on an open board.
After} Qb2+ 61. Kc6 Qf6+ 62. Nd6 e3 {, is either player really expecting to
win here?}) 58. Nxe3 (58. a6 $2 e2 59. a7 e1=Q 60. a8=Q Qf2+ {looks like a
fairly easily winning queen ending for Black.}) 58... Kxe3 59. a6 c3 60. a7 c2
61. a8=Q c1=Q $17 {and Black is the only player with winning chances.}) 51...
Kc5 52. Na6+ $6 (52. Nc2 {, but still winning for Black.}) 52... Kd5 (52... Kb5
53. Nc7+ Ka4 {is more efficient.}) 53. Nc7+ Kd6 54. Ne8+ Ke6 55. Kd4 Nd3 56.
Kxc4 Nxf2 57. Kb5 Ke5 58. Kxb6 f4 59. a4 fxe3 60. a5 e2 0-1

[Event "Vinay Bhat Simul"]
[Site "Seattle Chess Club"]
[Date "2023.07.09"]
[Round "?"]
[White "Bhat, GM Vinay"]
[Black "Lu, Yiding"]
[Result "0-1"]
[ECO "E45"]
[BlackElo "2093"]
[Annotator "Yiding Lu"]
[PlyCount "60"]
[EventDate "2023.??.??"]
[SourceVersionDate "2023.07.30"]

{[%evp 0,60,16,28,29,-16,-10,-10,4,4,13,14,28,28,25,22,33,32,39,8,17,17,56,17,
16,9,21,19,56,19,31,31,26,16,35,-22,-47,-22,-20,-64,-62,-34,73,92,62,33,97,108,
56,-47,0,0,13,-103,-103,-16,-93,-577,-549,-577,-830,-836,-860]} 1. d4 Nf6 2. c4
e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3 O-O 9. Be2 {
I didn't really know this line.} Nbd7 $6 (9... Nc6 $1 {is the theory} 10. O-O
dxc4 11. bxc4 Na5 12. Qa4 Rc8) 10. O-O Rc8 {Idea is ...c6/...c5} 11. Nb5 $1 $16
{I missed this nasty idea.} c6 12. Nd6 Ra8 {I prepared ...c5 move and realized
his knight would go back to b5 which would target my a7 pawn. so i put my rook
on a8} (12... Rb8 13. a4 c5 14. Ba3 Qe7 15. Nb5) 13. a4 c5 14. Ba3 Qe7 15. Nb5
Bb7 {Rerouting my bishop.} 16. dxc5 $6 (16. Qc2 $16 {preserving the advantage.}
) 16... bxc5 (16... Nxc5 17. b4 $14 {which I didn't like}) 17. Bf3 $2 Ne5 $1
18. Be2 Rfd8 {i wanted to maybe play d4 soon} (18... a6 {also considered but
didnt like} 19. Nc3) 19. cxd5 $6 (19. Qd4 $1 {was his best try:} cxd4 20. Bxe7
d3 21. Bd1 Rd7 22. Bxf6 gxf6 $15 {though I am still better.}) 19... Nxd5 $1 $17
{Gaining iniative on kingside} 20. Qc1 $1 (20. Qc2 $2 Qg5 21. g3 Nxe3 $1 22.
fxe3 Qxe3+ 23. Rf2 Rd2 $19) 20... Qg5 21. g3 Qf5 22. f3 $1 {This shuts out my
attack which I overlooked} (22. Qxc5 {my plan was:} Nf3+ 23. Bxf3 Qxf3 24. Nd6
Qg2+ $3 25. Kxg2 Nf4+ 26. Kg1 Nh3#) 22... Nd3 (22... Qh3 23. e4 $16) 23. Bxd3
Qxd3 24. e4 (24. Bxc5 a6 25. Nd6 Nc3 {was my plan}) 24... Ne3 25. Rf2 Qxb3 26.
Rb1 {I didn't consider this move.} ({I expected this} 26. Rb2 Qd3 27. Bxc5 Nc4)
26... Qd3 (26... Rd1+ 27. Qxd1 Qxd1+ 28. Rxd1 Nxd1 29. Rd2 {looked bad to me.})
27. Bxc5 Rac8 $1 {The e3-knight somehow cannot be captured!} 28. Ra1 $2 (28.
Rfb2 $1 {This move would be more tenacious and I was still struggling to find
out what to play but I am still better.}) (28. Qxe3 Qxb1+ $19) (28. Bxe3 Rxc1+
$19) 28... Rxc5 $1 $19 {A nice combination.} 29. Qxc5 Qd1+ 30. Rf1 Qe2 $1 {
The key move.} 0-1

