[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.1"]
[White "Chambers, Ezra"]
[Black "Winslow, Elliott C"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2314"]
[BlackElo "2269"]
[PlyCount "91"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 ({We used to see Bay Area GM Jim Tarjan
play} 4. e5 {here. But it's more the psychology of avoiding main lines than
seriously attempting an advantage in the opening.}) 4... cxd4 5. Nxd4 a6 6. Be3
e5 {Currently the main battleground. And why not? It's the Najdorf, so play
like a Najdorf.} (6... e6) (6... Ng4) 7. Nf3 {The more positional approach,
which somehow takes Black for a loop.} Qc7 {The older, frankly less
interesting line.} (7... h6 {is too slow to} 8. Bc4) ({Lately it's all about} 
7... Be7 8. Bc4 (8. h3 $5 {The latest ideas are here. And this can come from 6.
h3 as well.} b5 $5 {Usually it's premature to send this up without some
development, but here White is a bit behind as well.} 9. a4 b4 10. Nd5 Nbd7 11.
Nxb4 Bb7 {does nicely for Black.}) 8... O-O 9. O-O {Perhaps White can postpone
castling profitably here!?} Nc6 $5 {still looking to argue the control of d5 
(by ridding the board of White's bishop after} 10. Bb3 Na5 (10... Be6 {might
be better})) 8. a4 $1 b6 $6 {[#] This over-reaction is just a wrong pattern.
It's more than just slow, it's a long-term weakness that haunts Black for the
next few moves.} (8... Be7 9. a5 Be6 10. Bb6 $6 Qc6 {followed by ...Nbd7 goes
nowhere for White.}) 9. Qd3 $6 {A modern move, but here it can be side-stepped.
} (9. Nd5 $1 Nxd5 10. Qxd5 Bb7 11. Qb3 $1 {all but wins a pawn, what with
threats to b6 and f7.}) 9... Be6 $2 (9... Be7 {gets ready to guard f7 by
castling.} {Still,} 10. Qc4 $1 Qb7 $1 11. Qb3 $1 Be6 $1 12. Qxb6 Qc8 $1 {
Black is ready to launch an initiative with his better developed force (and
White's targetable queen),} {But} 13. Bd2 $1 {provides a retreat for the queen,
with White no worse.}) 10. Ng5 $1 Nbd7 $6 {Black plays with fire.} (10... Nc6)
11. Nxe6 fxe6 12. Qc4 $6 (12. g3 $1 {is a nice double-purpose move: Bh3, and
f2-f4 (and the option of recapturing with the g-pawn) and f5. If you ask the
computer White is already winning.}) 12... Qxc4 13. Bxc4 Kf7 14. f3 $1 {
Solidifying in preparation for handling whatever Black is coming up with.} Be7
{(Black offered a draw)} 15. O-O-O $1 $16 {White not only (correctly) declines,
he plays the most aggressive continuation. Note that with queens off, Castling
queenside is often the better way to go; the king might be a target, but it
also supports passed pawns on the queenside "if" they appear.} Rhc8 {[#]} 16.
b3 $2 {But this is maybe a bit too loose.} (16. Be2 $1 b5 17. axb5 axb5 18.
Nxb5 d5 19. Kb1 $16) 16... b5 $1 {Black grabs the moment to free himself of
his weak duo and take an initiative.} 17. axb5 axb5 18. Nxb5 {[#]} d5 $1 19.
exd5 exd5 20. Bd3 $1 {After some calculation clearly the best.} (20. Rxd5 $4
Rxc4) (20. Bxd5+ Nxd5 21. Rxd5 Ra1+ 22. Kb2 Rxh1 23. Rxd7 {and now Black is
somewhat better after one of the three king moves} Ke6 {(probably best, and
maybe more than a bit better!)} (23... Ke8) (23... Kf8) ({but not} 23... Rxh2
$6 24. Nd6+ $11 (24. Bg5 Rxg2 {should draw as well, but gives Black some play})
24... Ke6 25. Rxe7+ Kxd6 $1 (25... Kxe7 26. Nxc8+ $16) 26. Rxg7 h5 $11)) 20...
Nc5 $6 {Now White finds a comfortable ending.} (20... Ra2 21. Kb1 Rca8 22. Nc3
R2a3 23. Bc1 (23. Na4 Rb8 24. Kc1 Bb4 25. c3 Be7 26. Kc2 Ra2+ 27. Nb2 Ba3 $1 (
27... Ra3 {repeats}) 28. Rb1 d4 $15) 23... Ra1+ 24. Kb2 R1a5 25. Na4 Rb8 26.
Kc3 Bb4+ 27. Kb2 {is another repetition.}) 21. Bxc5 Bxc5 $6 {Trying to find
something for the bishop to do, but not the best.} (21... Rxc5 $14) 22. Kb2 $16
Rab8 $2 (22... Ra5 $5 23. Rhe1 Rca8 $5 24. Rb1 (24. Rxe5 Rb8 25. c3 Raxb5 26.
Bxb5 Rxb5 $16 {is definitely better for the rook and pawns.})) 23. c3 $1 {[#]}
e4 $2 {In spite of having more time, it's Black who seems to be fumbling.} 24.
fxe4 dxe4 25. Be2 {White advantage now is overwhelming.} Rc6 26. b4 Be7 27. Kb3
{Black is unable to offer much resistance. White executes the end phase
smoothly.} e3 $6 {And this pawn is now lost.} 28. Rhf1 Re6 29. Rf3 Re5 30. Nd4
Rb6 31. Nc2 {[#]} Ke8 32. Rxe3 Rxe3 33. Nxe3 Re6 34. Bb5+ Kf8 35. Nf5 g6 36.
Nxe7 Kxe7 37. Bf1 Ne4 38. c4 Nf2 39. Rd2 Re3+ 40. Kb2 Ng4 41. Re2 Rxe2+ 42.
Bxe2 Nxh2 43. Kc3 Kd6 44. Kd4 h5 45. Ke3 g5 46. Kf2 {With this win Chambers
runs ahead of all competitors, having beat Winslow and Weng (who beat Kelly).
Still, with three rounds to go things can happen, but all bets are on Ezra to
take this one.} 1-0

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.2"]
[White "Weng, Nicholas"]
[Black "Kelly, Sean"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2001"]
[BlackElo "1786"]
[PlyCount "71"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 ({This move order
avoids} 6. Be3 Ng4 {but does commit White in other ways, for example f2-f4
costs two moves.}) 6... e5 7. Nb3 Be7 8. Be3 Be6 9. Qd2 (9. g4 $2 {permits
standard "meeting a wing attack with a counter in the center":} d5 $1 $17 {
A coming check on h4 will fix White's king in the middle.}) 9... h5 10. Nd5 {
This has become the main response to the ...h7-h5 restraint.} ({You still see} 
10. O-O-O {Even just one month ago to the day, in a high-level game:} Nbd7 11.
Kb1 b5 12. Nd5 Nxd5 13. exd5 Bf5 14. Na5 Qc7 15. Nc6 Bf6 16. Bd3 Bxd3 17. cxd3
$5 {(Supporting c6 is everything!)} Nb6 18. Bxb6 Qxb6 19. Rc1 a5 20. Rhe1 O-O
21. g4 {1-0 (39), Aronian,L (2782)-Van Foreest,J (2698) Aimchess US Rapid
Prelim, Chess24.com 2021.}) 10... Bxd5 {How Black takes is a matter of taste} (
{but} 10... Nxd5 11. exd5 Bf5 {is tastier by quite a bit (8 to 1 over 700
games), and has been seen in games by Carlsen against Nakamura even.}) 11. exd5
{[#]} a5 $6 {Sometimes this works but here it's too much.} ({Everybody,
including Giri and Nepo, go} 11... Nbd7 $14 {ready to man the c-file, and
harass the d-pawn with ...Nb6.}) 12. a4 {As per the only game reaching this
position. [#]} ({Or} 12. Bb5+ $18 Nbd7 13. a4) 12... O-O $146 ({Predecessor:} 
12... Nbd7 13. Qd3 $6 ({Computers like} 13. Bb5 $1 O-O 14. c4 $5 {seemingly
trapping the bishop on b5! But White will be breaking with c5, or even a
knight move and b4, when it (the bishop) is in a useful post.}) 13... O-O 14.
Qb5 Qc7 $6 {Right square wrong piece} (14... Ne8 $1 {and a prepared ...Nc7
will reduce White's plus.} 15. Qxb7 Rb8 16. Qa6 Bg5 {is a typical Sicilian
pawn sacrifice for excellent play (note the still centralized king).}) 15. Bd3
(15. O-O-O $1 $16) 15... Nc5 16. Nxc5 dxc5 {White was better until a mistimed
g2-g4 cost him the game; 0-1 (42), Kulashko,A (2387)-Froehlich,P (2421)
Auckland 2003}) 13. Be2 {Modest -- b5 still has more going for a bishop square.
} Nbd7 (13... Na6 $5 14. Nxa5 Nb4 {is interesting.}) 14. O-O h4 ({Computers
like} 14... Nb6 15. c4 Nbd7 {just to seal off b5 for that bishop!}) 15. f4 $6 (
15. Bb5 $16) 15... exf4 $2 {Promoting White's rook play.} (15... Ne4 $11 16.
Qe1 h3 {would be consistent.}) 16. Rxf4 ({Nicholas has a habit of sliding his
pieces, so people watching this on the Internet might have wondererd what} 16.
Rf2 $4 f3 $4 {was about!}) 16... Nh7 {Black will now try, unsuccessfully, to
take advantage of White's rook in the center.} 17. Raf1 Bg5 18. Rd4 (18. Rg4)
18... Bf6 19. Rg4 Ne5 20. Rgf4 $16 {[#]} Re8 {Thinking of shots on the e-file,
but there is exposure as well.} 21. Nd4 $2 (21. Bb5 $1 Re7 22. Nd4 $1 Bg5 23.
Nf5 $1) 21... Bg5 $1 22. Rf5 $4 {[#]} ({After all this White's best is *still*
} 22. Bb5 $1 Bxf4 23. Bxf4 {giving up the exchange but for various
compensations. (Stockfish 14 makes it "0.00"!)}) 22... Bxe3+ $2 {Both players
lose their way!} (22... Nc4 $1 {was a strong forcing line...} 23. Bxg5 Nxd2 24.
Bxd8 Nxf1 25. Bxh4 Ne3 {and the more you look at it, the better it gets for
Black. Here also the computer just leaves the rook on f5! But Black is winning
regardless. With queens off the rooks will rule.}) 23. Qxe3 Qb6 (23... Nc6 $5 {
trades off the knight via some tactics, when White's advantage is less
significant.} 24. Nxc6 Rxe3 25. Nxd8 Rxe2 26. Nxf7 (26. Nxb7 Rb8 $1 27. Nxd6
Rxb2) 26... Rxc2 27. Nxd6 Rxb2 {A long line, with counterplay for Black.}) 24.
Qf2 $1 Re7 $6 ({Might as well take that not-so-poisoned pawn:} 24... Qxb2 $14)
25. Qxh4 {[#] Finally the h-pawn goes, almost coincidentally, with an attack
on e7 and close to a won game. Black's next move seals the deal though:} Nf6 $2
(25... Rc7) 26. Rxf6 $1 {This is the sort of move Weng doesn't miss.} gxf6 27.
Kh1 $1 {Freeing the knight from the pin so it can settle into f5!} Qd8 {
There really is no defence.} 28. Nf5 Rc7 29. Qh6 Qf8 30. Qxf6 Ng6 {[#]} 31. Bd3
$1 {Black's position is a house of cards; a breath in the form of the h-pawn
will now blow it away.} ({or} 31. h4 $1 {first}) 31... Rd7 32. h4 Kh7 33. h5
Qh8 34. Qg5 $1 {No trade of queens here!} Kg8 35. Nh6+ Kg7 {[#]} 36. Rxf7+ $1 {
Very well done by Weng (with a bump or two -- and a slide)! Kelly just
couldn't find his comfortable piece placement, and Nicholas pounced when the
opportunity arose.} 1-0

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.3"]
[White "Fong, Nathan"]
[Black "Stafford, Adam"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2049"]
[BlackElo "1665"]
[PlyCount "93"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. c4 Nc7 5. d4 cxd4 6. Qxd4 Nc6 7. Qe4 d5 8.
exd6 Qxd6 9. Bf4 Qb4+ 10. Nbd2 Na6 11. Qc2 g6 12. a3 Qa5 13. Rd1 Bf5 14. Bd3
Nab4 15. axb4 Nxb4 16. Bxf5 Nxc2+ 17. Bxc2 Bg7 18. O-O O-O 19. b3 e5 20. Bg5 f5
21. Be7 Rfe8 22. Bd6 e4 23. Ng5 Rad8 24. c5 Qc3 25. Bb1 e3 26. Ba2 h6 27. b4+
Kh8 28. Nf7+ Kh7 29. fxe3 Qxe3+ 30. Kh1 Rd7 31. Nf3 Qa3 32. Bd5 Qa6 33. h4 Bf6
34. Rfe1 Rxe1+ 35. Rxe1 Kg7 36. N7e5 Rxd6 37. cxd6 Qxd6 38. Bxb7 Qxb4 39. Bd5
Bxh4 40. Rc1 Qd6 41. Bb3 Qb6 42. Bc4 Bg3 43. Rd1 Bxe5 44. Rd7+ Kh8 45. Nxe5 Qf6
46. Nf7+ Kg7 47. Ng5+ 1-0

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.4"]
[White "Mahooti, James"]
[Black "Heidari, Ako"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "1800"]
[BlackElo "1996"]
[PlyCount "128"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 Nc6 6. e3 d5 7. a3 Bxd2+ 8.
Nxd2 O-O 9. Ngf3 a5 10. O-O a4 11. Qc2 Rd8 12. Rad1 Bd7 13. e4 Be8 14. Rfe1
dxc4 15. Nxc4 Na5 16. d5 Qc5 17. Rc1 exd5 18. exd5 Qxc4 19. Qxc4 Nxc4 20. Rxc4
Nxd5 21. Nh4 Bc6 22. Nf5 Kf8 23. Rd1 Nb6 24. Rcd4 Rxd4 25. Rxd4 Bxg2 26. Kxg2
g6 27. Ne3 Kg7 28. Nd1 Kf6 29. Nc3 Ke6 30. Rh4 h5 31. Re4+ Kd7 32. h4 c5 33.
Kh3 c4 34. Rd4+ Kc6 35. Ne4 f5 36. Ng5 Kc5 37. Ne6+ Kc6 38. Nf4 Re8 39. Rd2 Rg8
40. Kh2 Nd7 41. Re2 Nc5 42. f3 b5 43. Kg2 Nd3 44. Ne6 b4 45. axb4 Rb8 46. Nd4+
Kd5 47. Nc2 Nxb4 48. Rd2+ Nd3 49. Ne3+ Kc5 50. Nd1 Kd4 51. Kf1 Rb3 52. Ke2 Kc5
53. Rc2 f4 54. g4 hxg4 55. fxg4 f3+ 56. Kf1 Ne5 57. Nf2 Kd4 58. h5 gxh5 59.
gxh5 Rb8 60. Rd2+ Ke3 61. Rd5 Nd3 62. Ng4+ Kf4 63. Rd4+ Kg3 64. Rxc4 Rxb2 {0-}
0-1

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.5"]
[White "Gimelfarb, Ilia"]
[Black "Argo, Guy"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1752"]
[BlackElo "1938"]
[PlyCount "107"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 d5 2. exd5 Nf6 3. c4 e6 4. dxe6 Bxe6 5. d4 Qe7 6. Qe2 Nc6 7. Be3 Qb4+ 8.
Nc3 Ne4 9. Qc2 Nxc3 10. bxc3 Bf5 11. Bd3 Bxd3 12. Qxd3 Qa5 13. Nf3 Ba3 14. Rb1
Qa6 15. O-O O-O 16. Ng5 f5 17. Rb5 g6 18. Ne6 Rf7 19. Bf4 Rc8 20. d5 Nd8 21.
Ng5 Rd7 22. Qg3 c6 23. dxc6 Qxc6 24. Rb3 Bf8 25. Nf3 Nf7 26. Nd4 Qf6 27. h4 Bd6
28. Re1 Bxf4 29. Qxf4 Qd6 30. Qxd6 Nxd6 31. c5 Rxc5 32. f3 Kf7 33. Kf2 Nc4 34.
Kg3 Na5 35. Ra3 b6 36. Kf4 h6 37. g4 fxg4 38. fxg4 Rc4 39. Kg3 Re7 40. Rf1+ Kg7
41. Rf3 Rc8 42. h5 Rce8 43. hxg6 Kxg6 44. Nf5 Rd7 45. Nd4 Nc4 46. Ra4 Nd2 47.
Rf5 Ne4+ 48. Kf3 Nxc3 49. Rc4 Ne4 50. Rc6+ Kh7 51. Rh5 Ng5+ 52. Kf2 Ne4+ 53.
Kg2 Rxd4 54. Rhxh6+ 0-1

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.6"]
[White "Riese, Kayven"]
[Black "Brownlow, Samuel"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1900"]
[BlackElo "1795"]
[PlyCount "64"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 a6 7. Nd6+ Bxd6 8.
Qxd6 Qe7 9. Bf4 e5 10. Qxe7+ Kxe7 11. Bg5 Nb4 12. O-O-O h6 13. Bxf6+ Kxf6 14.
a3 Nc6 15. Nd5+ Kg6 16. Nb6 Rb8 17. Nxd7 Bxd7 18. Rxd7 Rhd8 19. Rxd8 Rxd8 20.
c3 f5 21. exf5+ Kxf5 22. Be2 Rd7 23. Rd1 Rc7 24. Bd3+ Ke6 25. Bc2 Na5 26. Rd8
Nc4 27. Bb3 b5 28. Ra8 Rc6 29. Rb8 g5 30. a4 Rc5 31. axb5 axb5 32. Rxb5 Kd5 1-0

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.7"]
[White "Mercado, Adam"]
[Black "Clemens, Kristian"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1793"]
[BlackElo "1994"]
[PlyCount "101"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. a3 d5 5. exd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8.
d4 exd4 9. cxd4 O-O 10. O-O Bg4 11. Bb2 Qf6 12. Be2 Rfe8 13. Rb1 Qe7 14. Bc4
Rad8 15. Qd3 Bh5 16. Rfe1 Qf6 17. Bd5 Bg6 18. Be4 Rxe4 19. Rxe4 Bxe4 20. Qxe4
Qg6 21. Qxg6 hxg6 22. c4 b6 23. Bc3 f6 24. d5 Nb8 25. Nd4 a6 26. Bb4 Bxb4 27.
axb4 b5 28. Ne6 Rd7 29. c5 Rxd5 30. Nxc7 Rd7 31. Re1 Kf7 32. Ne8 Rd4 33. Nd6+
Kg8 34. Kf1 Nc6 35. Re8+ Kh7 36. Rc8 Nxb4 37. Nf7 g5 38. c6 Rc4 39. c7 Kg6 40.
Nd6 Rc1+ 41. Ke2 Nd5 42. Ne8 Rc4 43. Ra8 Nxc7 44. Nxc7 Rxc7 45. Rxa6 Rb7 46.
Ra1 Kf5 47. Kd3 Ke5 48. Rb1 Kd5 49. Rb2 g4 50. Kc3 Kc5 51. Kb3 0-1

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.8"]
[White "Drury, Mark"]
[Black "Svoboda, Steven"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1830"]
[BlackElo "1936"]
[PlyCount "116"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Bb5 Bd7 5. b3 Nf6 6. Bb2 g6 7. O-O Bg7 8. Bxc6
Bxc6 9. d3 O-O 10. Qe1 Nd7 11. Bxg7 Kxg7 12. Nbd2 Qc7 13. Qg3 Nf6 14. Ne5 b5
15. Nxc6 Qxc6 16. a4 a6 17. Qf3 Rfc8 18. e4 dxe4 19. Nxe4 Nxe4 20. dxe4 e6 21.
f5 exf5 22. Qc3+ Qf6 23. e5 Qe6 24. axb5 c4 25. bxc4 Rxc4 26. Qb2 a5 27. Rfe1
Rb4 28. Qxb4 Qb6+ 29. Kh1 axb4 30. Rxa8 Qf2 31. Raa1 Qb6 32. e6 fxe6 33. Re5
Qd4 34. Rae1 Qb6 35. h3 Kf6 36. R5e2 Qd6 37. Re3 e5 38. Rd3 Qc5 39. c4 Qxc4 40.
Rd6+ Ke7 41. Rb6 Qc3 42. Rd1 b3 43. Rc6 Qb4 44. b6 b2 45. Rb1 Qb3 46. Rc7+ Kd6
47. Rxh7 Qxb6 48. Rh4 Qb3 49. Rh8 Kd7 50. Rh7+ Ke6 51. Rg7 Qc2 52. Rxg6+ Kf7
53. Rxb2 Qxb2 54. Ra6 Qc1+ 55. Kh2 Qf4+ 56. Kg1 e4 57. Ra7+ Kg6 58. Ra6+ Kg5
0-1

[Event "MI Sep-Oct TNM 1800+"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.11"]
[White "Lama, Tony"]
[Black "Sun, Kevin"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1805"]
[BlackElo "1622"]
[PlyCount "46"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 e6 7. dxe6 fxe6 8.
Nd6+ Bxd6 9. Qxd6 Ne4 10. Qd3 d5 11. Nf3 Nc6 12. Bd2 Ba6 13. Qc2 O-O 14. e3
Bxf1 15. Kxf1 Qf6 16. Bc3 Qg6 17. Qe2 d4 18. exd4 Nxd4 19. Bxd4 cxd4 20. a3 d3
21. Qe3 Rac8 22. g3 Rxf3 23. Qxf3 Nd2+ 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.9"]
[White "Cortinas, Marty"]
[Black "Hack, Richard"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "1720"]
[BlackElo "1543"]
[PlyCount "45"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8. b3 c6
9. Qd3 e5 10. dxe5 dxe5 11. Ng5 e4 12. Qc2 Na6 13. Ba3 c5 14. Rad1 e3 15. f4 h6
16. Nf3 Ne4 17. Nxe4 fxe4 18. Ne5 Bf5 19. Bxe4 Bxe5 20. Bxf5 Rxf5 21. fxe5 Rxe5
22. Bb2 Re6 23. Qc3 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.10"]
[White "Parsons, Stephen"]
[Black "Wang, Daniel"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1544"]
[BlackElo "1581"]
[PlyCount "60"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 Nf6 5. Nf3 c6 6. e3 Bd6 7. Bd3 Bg4 8. O-O
O-O 9. Re1 Nbd7 10. e4 dxe4 11. Nxe4 Nxe4 12. Rxe4 Bf5 13. Re8 Rxe8 14. Bxf5 h6
15. Be3 Nb6 16. Qc1 Qf6 17. Bd3 Nd5 18. Qd2 Re7 19. Re1 Rae8 20. a3 Bf4 21. Ne5
Bxe5 22. dxe5 Rxe5 23. Rf1 Nxe3 24. fxe3 Qg5 25. Qc2 Qxe3+ 26. Kh1 f6 27. Bg6
Rd8 28. Qc4+ Kh8 29. Qf7 Qf2 30. Qc4 Re1 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.13"]
[White "Chan, John"]
[Black "Dessert, Christopher"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1500"]
[BlackElo "1418"]
[PlyCount "80"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. c4 e6 2. d4 d5 3. c5 Nf6 4. Nf3 b6 5. cxb6 axb6 6. e3 c5 7. Bb5+ Bd7 8.
Bxd7+ Nbxd7 9. Nc3 Be7 10. O-O O-O 11. Re1 Qc7 12. h3 Rfd8 13. Qe2 c4 14. Bd2
Qc6 15. a3 Ra7 16. Rac1 Rda8 17. Ne5 Nxe5 18. dxe5 Nd7 19. f4 Nc5 20. Rb1 Nd3
21. Rf1 b5 22. f5 Nxe5 23. fxe6 fxe6 24. Qh5 Ng6 25. Ne2 e5 26. Ng3 Bc5 27. Kh1
Qb6 28. Nf5 b4 29. axb4 Bxb4 30. Bxb4 Qxb4 31. Qg4 Rf7 32. h4 Kh8 33. h5 Ne7
34. Nh4 Raf8 35. Rxf7 Rxf7 36. Qe6 Rf6 37. Qxe5 c3 38. Qxc3 Qxh4+ 39. Kg1 Qf2+
40. Kh1 Rf5 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.14"]
[White "Porlares, Teodoro"]
[Black "Imbens, Andrew"]
[Result "0-1"]
[ECO "E84"]
[WhiteElo "1749"]
[BlackElo "1318"]
[PlyCount "118"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2
Rb8 9. Ng3 e5 10. d5 Nd4 11. Be2 Ne8 12. O-O f5 13. f4 Nxe2+ 14. Ngxe2 exf4 15.
Bxf4 Nf6 16. Bg5 Qe8 17. exf5 Bxf5 18. Nd4 {[#]} Bd7 $4 (18... Ne4 19. Nxe4
Qxe4 20. Rf4 $1 $11) 19. Rae1 Qc8 20. Re7 (20. Ne6 $1 $18) 20... Ng4 21. h3 $2
(21. Rfe1 $18) 21... Rxf1+ 22. Kxf1 Ne5 (22... Qf8+ $11) 23. Ne4 (23. Rxg7+ $1
Kxg7 24. Ne4 Qf8+ 25. Kg1 $14) 23... Qf8+ 24. Kg1 Re8 $2 (24... h6 $1 25. Rxg7+
Qxg7 26. Nf6+ Kh8 27. Nxd7 Qxd7 28. Bxh6 $11 {0.00}) 25. Rxg7+ $1 Qxg7 26. Nf6+
Kh8 $6 (26... Kf7 $16) 27. Nxe8 Bxe8 28. Qf4 $18 Qf7 29. Bf6+ Kg8 {[#]} 30. Ne6
$2 (30. Bxe5 dxe5 31. Qxe5 {is winning without much trouble.}) 30... Nxc4 $14
31. Qd4 (31. Nd8 $14) 31... Nb6 (31... c5 $11) (31... c6 $11) 32. g4 $2 (32.
Bd8) 32... Nd7 $2 (32... Nxd5 $1 33. Qxd5 Bc6 $1 $19) (32... Bb5 {less won})
33. g5 Nxf6 34. gxf6 c6 {[#]} (34... g5) 35. Nf4 $2 (35. Qf4 $11) 35... g5 (
35... cxd5 $1) 36. Ne6 cxd5 $2 $11 (36... c5 37. Qf2 Qg6 $19) 37. Nxg5 $2 (37.
Nd8 $1 $11 Qc7 38. Qxd5+ Bf7 39. Nxf7 Qxf7 40. Qxd6) 37... Qg6 $19 38. Qxd5+
Bf7 39. Qg2 h6 40. Ne4 Qxg2+ 41. Kxg2 Bd5 42. Kf3 Kf7 43. Kf4 Bxe4 44. Kxe4
Kxf6 {Black has expertly liquidated to a won pawn ending!} 45. Kd5 Ke7 46. h4
h5 47. b4 Kd7 48. a3 b5 49. Ke4 Ke6 50. Kf4 d5 51. Ke3 Ke5 52. Kd3 d4 53. Kd2
Ke4 54. Ke2 d3+ 55. Kd2 Kd4 56. Kd1 Kc3 57. Kc1 Kb3 58. Kd2 Kxa3 59. Kxd3 Kxb4
0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.15"]
[White "Tsolias, Georgios"]
[Black "Maliev, Anton"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1538"]
[PlyCount "103"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. O-O Nf6 6. e5 Nd7 7. Re1 e6 8.
exd6 Bxd6 9. d3 O-O 10. Nbd2 Ba6 11. b3 Nf6 12. a4 Nd5 13. Ne4 Be7 14. Ne5 Qc7
15. Bb2 f6 16. Nc4 Rfd8 17. Ne3 Rab8 18. Qg4 e5 19. Nf5 g6 20. h4 Bc8 21. Nxe7+
Qxe7 22. Qe2 Bf5 23. f3 Bxe4 24. fxe4 Nf4 25. Qe3 Ne6 26. Rf1 Nd4 27. Rf2 Rf8
28. Raf1 Rf7 29. Qh6 Rbf8 30. g4 Qd7 31. Rg2 Ne6 32. Ba3 Qd4+ 33. Kh1 Nf4 {[#]}
34. Rxf4 $4 (34. Rgf2 $15) (34. Rh2 $1 $11) 34... exf4 35. Qxf4 Qa1+ $4 (35...
f5 $1 {is the necessary refutation.} 36. gxf5 Rxf5 37. c3 Rxf4 38. cxd4 Rxh4+
$19) 36. Qc1 Qxc1+ 37. Bxc1 Re8 {[#]} (37... c4 $5 38. bxc4 Rb8 39. Kh2 Rb1 40.
Be3 {White shouldn't lose.}) 38. Rf2 $2 (38. Ba3 Re5 39. Bb2 Re8 40. Ba3 $11)
38... Kf8 $2 (38... f5 $1 {again works quite well, winning.}) 39. Bf4 Ke7 40.
Be3 Kd6 41. h5 $2 gxh5 42. gxh5 {[#]} Rg8 (42... f5 $1) 43. Rf5 Rg4 44. Bxc5+
$6 (44. Bh6) 44... Ke6 45. Bd4 Rg5 46. Rf3 $2 (46. Rxg5 fxg5 47. Kg2 a6 $15)
46... Rxh5+ 47. Kg2 f5 48. e5 $6 Rg7+ 49. Rg3 Rxg3+ 50. Kxg3 a6 51. Bb2 Rg5+
52. Kf3 {and Black went on to win.} 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.16"]
[White "Guo, Dean"]
[Black "Suarez, Sebastian"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "1520"]
[PlyCount "88"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bf5 6. Bc4 Nbd7 7. O-O Nb6 8.
Bb3 e6 9. Re1 c6 10. Bf4 Bd6 11. Qd2 a5 12. a4 Bb4 13. Bg5 O-O 14. Nh4 Bg6 15.
Nxg6 hxg6 16. Qd3 Be7 17. Nb1 $2 (17. Rad1) 17... Nfd5 18. Bxe7 Qxe7 19. Nd2
Rfd8 20. c3 Nf6 21. Qg3 (21. Rad1) 21... c5 22. Nf3 Nh5 23. Qe5 Nd7 24. Qe2
cxd4 25. Nxd4 Nc5 26. Bc2 Rd5 27. Qf3 Rad8 28. g3 Nf6 29. Re2 Nh7 30. Rae1 Ng5
{[#]} 31. Qg4 $4 (31. Qe3 $14) 31... f5 $1 {Very nice -- there will be a fork
here!} 32. Qh4 (32. Bxf5 gxf5 {doesn't change the result one bit.}) 32... Rxd4
$1 {If Sebby saw this as a one-two combination, then he's really coming along!}
33. Qxd4 Rxd4 (33... Nf3+ {is about the same}) 34. cxd4 Nf3+ 35. Kg2 Nxe1+ (
35... Nxd4) 36. Rxe1 Na6 37. Bb3 Nc7 38. d5 (38. Bxe6+ Nxe6 39. d5 Nf4+) 38...
Qb4 39. d6 Qxe1 40. dxc7 {[#]} Qe4+ 41. Kh3 Qc6 {Black keeps an eye on e6 and
c8, and it's over.} 42. Kh4 Qxc7 43. Bxe6+ Kh7 44. b3 Qe7+ {Nice tactical
sense by Mr. Suarez!} 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.17"]
[White "Wesly, Jabez"]
[Black "Craig, Aaron"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "1451"]
[PlyCount "64"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 Nc6 2. d4 e5 3. Nf3 {Slipping from the Nimzovich Defence into the Scotch
Gambit.} exd4 4. Bc4 Bb4+ 5. Nbd2 d6 6. O-O Nf6 7. Re1 Bg4 8. h3 Bxf3 9. Qxf3
O-O 10. Qb3 Rb8 11. Qg3 Re8 12. Bd3 Ne5 13. a3 Ba5 14. f4 Nxd3 15. cxd3 c5 {
White's initiative isn't really worth a pawn.} 16. Rf1 Bc7 17. b4 b5 18. Bb2
Qd7 19. Rae1 Bb6 20. Nf3 h6 21. Kh1 Rbc8 22. Qh2 {[#]} c4 23. Bxd4 Bxd4 24.
Nxd4 cxd3 25. g4 Nxe4 26. Re3 d2 27. Rxe4 Rxe4 28. Qxd2 Rce8 29. f5 Qb7 30. Kh2
Qd5 31. Rf4 Rxf4 32. Qxf4 Re4 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.18"]
[White "Reed, Paul"]
[Black "Hancock, Trent"]
[Result "1-0"]
[ECO "E24"]
[WhiteElo "1440"]
[PlyCount "55"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 b6 4. d4 Bb4 5. a3 Bxc3+ 6. bxc3 Bb7 7. Bg5 d6 8. e3
Nbd7 9. Bd3 h6 10. Bh4 Qe7 11. O-O c5 12. Re1 O-O 13. e4 e5 14. d5 a5 15. Rb1
Qd8 16. Qd2 Ba6 17. Re3 Qc7 18. Bxf6 Nxf6 19. Nh4 Nh5 20. Nf5 Nf4 21. Rg3 Ng6
22. h4 Bc8 {[#]} 23. Nxh6+ Kh7 24. Nf5 Bxf5 25. exf5 Nf4 26. f6+ Nxd3 27. Rxg7+
Kh8 28. Qh6# 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.19"]
[White "Uzakbaev, Nursultan"]
[Black "Ginzberg, Adam"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1389"]
[PlyCount "98"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. d4 d5 2. e3 Bf5 3. Nf3 e6 4. Bd3 Bxd3 5. Qxd3 c6 6. O-O Nf6 7. Ne5 Be7 8.
Nd2 O-O 9. f4 Nbd7 10. Rf3 c5 11. c3 Rc8 12. Rh3 Re8 13. b3 cxd4 14. exd4 Qc7
15. Bb2 Bf8 16. Rf1 g6 17. Qg3 Bg7 18. Qh4 h5 19. g4 Nxe5 20. fxe5 Nxg4 21. Rf4
Nh6 22. Qf2 g5 23. Rf6 Ng4 24. Qf3 Qe7 25. Rxh5 Nxf6 26. Ba3 Qxa3 27. exf6 Qc1+
28. Nf1 Rxc3 29. Qf2 Qf4 30. Qxf4 gxf4 31. Rg5 Kh7 32. Rxg7+ Kh6 33. Kf2 Rf8
34. Nd2 Rc2 35. Ke2 f3+ 36. Kd3 Rxa2 37. Nxf3 Rf2 38. Ke3 Rxf3+ 39. Kxf3 a5 40.
Kf4 b5 41. Ke3 a4 42. bxa4 bxa4 43. Kf4 a3 44. Rg2 Ra8 45. Ra2 Kg6 46. Ke5 Kg5
47. h4+ Kxh4 48. Kf4 Kh3 49. Kf3 Ra4 {and Black won.} 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.20"]
[White "Long, Matt"]
[Black "Barreyro, Romeo"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1306"]
[BlackElo "1702"]
[PlyCount "133"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Nf6 5. e5 Nd5 6. Nxd5 Bxd5 7. c4 Bb7 8. d5
Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Be2 d6 12. dxe6 fxe6 13. exd6 cxd6 14. O-O
Qe7 15. Nd4 Nc6 16. Bf3 Rac8 17. Nxc6 Bxc6 18. Bxc6 Rxc6 19. b3 Rd8 20. Rfe1
Qf6 21. Rad1 d5 22. Re3 d4 23. Re4 Rcd6 24. Qd3 e5 25. Rde1 Rf8 26. R1e2 Qf5
27. f3 {[#]} g5 28. Qd2 Re6 29. Rg4 Rg6 30. Rge4 Re6 31. Rg4 Rg6 32. Rge4 Re8
33. Qe1 Rge6 34. Qd2 h5 35. h3 Rf8 36. Qe1 Rfe8 37. Qd2 Kf7 38. Qd3 Rd6 39. Qd2
Rf6 40. Qe1 Rfe6 41. Qd2 Kg6 42. a4 a5 43. Qe1 Qf6 44. Rd2 Qe7 45. Rd3 Qc5 46.
Qd2 Qb4 47. Qxb4 axb4 48. Kf2 Kf5 49. Rd2 Rc8 50. Ke2 Rec6 51. Kd3 Rc5 52. Rde2
Ra8 53. Rc2 {[#]} b5 54. axb5 Ra3 55. Rb2 Ra1 56. Ree2 Ra3 57. Re4 Rc7 58. Ree2
Rca7 59. b6 Rb7 60. c5 Ra5 61. Rec2 Ke6 62. c6 Rxb6 63. c7 Ra8 64. c8=Q+ Rxc8
65. Rxc8 Kd7 66. Rbc2 Rb7 67. R8c5 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.22"]
[White "Willis, Lisa"]
[Black "Anderson, Benjamin"]
[Result "0-1"]
[ECO "C63"]
[WhiteElo "1583"]
[PlyCount "56"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Bxc6 dxc6 5. Nxe5 Qd4 6. Qh5+ g6 7. Nxg6 Nf6
8. Qh4 hxg6 9. Qxh8 Qxe4+ 10. Kf1 Qxc2 11. g3 Qxc1+ 12. Kg2 Qxb2 13. Nc3 Kf7
14. Qh4 Qxd2 15. Rac1 Ng4 16. Rhf1 Ne3+ 17. Kg1 Nxf1 18. Qc4+ Be6 19. Qxf1 Ba3
20. Rd1 Qxc3 21. Qh3 Rh8 22. Qg2 Qc2 23. Qf3 Qxa2 24. Qc3 Qb2 25. Qa5 Bd6 26.
Qxa7 Qe2 27. Rb1 Bd5 28. Rxb7 Qe1# 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.23"]
[White "Colfax-Lamoureux, Elias"]
[Black "Morgan, Jerry"]
[Result "1-0"]
[ECO "C29"]
[BlackElo "1462"]
[PlyCount "87"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 Nf6 2. Nc3 e5 3. f4 d5 4. exd5 exf4 5. d4 Bb4 6. Qe2+ Qe7 7. Qxe7+ Kxe7
8. Bxf4 Nxd5 9. Bd2 Re8 10. Nge2 Nc6 11. Nxd5+ Kd6 12. Bxb4+ Kxd5 13. Bc3 Bg4
14. h3 Bh5 15. g4 Bg6 16. O-O-O Be4 17. Nf4+ Kd6 18. Bg2 Bxg2 19. Nxg2 Re2 20.
Nf4 Rf2 21. Rhf1 Rxf1 22. Rxf1 Re8 23. d5 Ne5 24. Re1 f6 25. Bd4 b6 26. h4 Re7
27. g5 f5 28. Bxe5+ Rxe5 29. Kd2 Rxe1 30. Kxe1 g6 31. c4 Ke5 32. Ne6 c6 33. Kd2
cxd5 34. cxd5 Kxd5 35. Nf8 Ke4 36. Ke2 Kf4 37. Nxh7 Kg4 38. Ke3 Kg3 39. Nf8 f4+
40. Ke2 Kg2 41. Nxg6 f3+ 42. Ke3 f2 43. Nf4+ Kg1 44. Nh3+ 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.24"]
[White "Laskowitz, Adam"]
[Black "Rex, Tobiah"]
[Result "1-0"]
[ECO "C42"]
[BlackElo "1173"]
[PlyCount "41"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Nxe5 d6 5. Nf3 Bxc3 6. dxc3 Nxe4 7. Bc4 c6 8.
Bf4 d5 9. Bd3 O-O 10. c4 Re8 11. O-O Nf6 12. cxd5 Nxd5 13. Be5 Bg4 14. Re1 Nd7
15. Bd4 Qc7 16. Bxh7+ Kf8 17. Qd3 Bxf3 18. Qxf3 N7f6 19. Qh3 Rxe1+ 20. Rxe1 Qf4
21. Qa3+ 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.25"]
[White "Nichol, David"]
[Black "Starr, Albert"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "546"]
[BlackElo "1500"]
[PlyCount "61"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. d4 f5 2. g3 Nf6 3. Bg2 c6 4. c4 g6 5. Nf3 Bg7 6. Nc3 O-O 7. O-O d5 8. cxd5
Nxd5 9. Bd2 Nd7 10. Nxd5 cxd5 11. Qb3 e6 {[#]} 12. Ng5 ({Just for reference,
Stockfish 14 says:} 12. Rfc1 {"and White is winning."}) 12... Re8 $2 (12... Nf6
) 13. Bxd5 $1 {Now we're talking!} Nf8 (13... exd5 $2 {would walk into...} 14.
Qxd5+ Kh8 15. Nf7+ Kg8 16. Nh6+ Kh8 17. Qg8+ Rxg8 18. Nf7# {... a classic
Smothered Mate!}) 14. Bc4 h6 $2 (14... Qxd4 {has to be played, when White's
advantage, while not huge, is significant.} 15. Bc3 Qb6 16. Rac1 {and there
are definite things wrong with Black's game.} (16. Qa3 $5)) 15. Nf3 $18 {
Now it's a pawn up and then some.} g5 16. Bc3 Kh7 17. Rfd1 b6 18. Bb4 a5 19.
Ba3 Ba6 20. Rac1 Bxc4 21. Rxc4 Rb8 22. Rc6 b5 23. Bxf8 Bxf8 24. Rxe6 a4 25. Qe3
Qd7 26. Rxe8 Rxe8 27. Qd3 Re4 28. Ne5 Qe6 29. Qxb5 Qxa2 30. Qd7+ Bg7 31. Qxf5+
{Not quite a thousand point rating difference. An impressive upset, and a
well-played game!} 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.26"]
[White "Dallatezza, Jeffrey"]
[Black "Olson, David"]
[Result "1-0"]
[ECO "B27"]
[BlackElo "1400"]
[PlyCount "63"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 O-O 7. Bc4 e6 8. e5
Ng4 9. h3 Nh6 10. Bg5 Qc7 11. Bb3 a6 12. Qd2 Nf5 13. Rc1 Qa5 14. O-O Nc6 15.
Rfd1 h6 16. Bf4 Kh7 17. Bc2 Nce7 18. g4 g5 19. Bh2 b5 20. a3 Bb7 21. Qe2 b4 22.
axb4 Qb6 23. gxf5 Nxf5 24. Ne4 Kh8 25. Nc5 Bc6 26. Be4 Rad8 27. Ra1 Bb5 28. Qd2
f6 29. Bd3 d6 30. Nxe6 fxe5 31. Nxd8 Rxd8 32. Bxf5 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.27"]
[White "Elworthy, Harry"]
[Black "Ahrens, Richard"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "1210"]
[PlyCount "65"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 d6 3. c3 Nf6 4. h3 Nxe4 5. d3 Nf6 6. Bg5 Be7 7. Nbd2 O-O 8. Be2
Nd5 9. Ne4 f5 10. Bxe7 Qxe7 11. Ng3 Nf4 12. d4 Nxg2+ 13. Kf1 Nh4 14. Bc4+ Kh8
15. Nxh4 Qxh4 16. Qf3 f4 17. Ne4 Bxh3+ 18. Rxh3 Qd8 19. Qh5 h6 20. Ng5 d5 21.
Ne6 Qf6 22. Nxf8 dxc4 23. Ng6+ Kh7 24. Nxe5 Nc6 25. Re1 Re8 26. Qxe8 Qf5 27.
Qh5 Qc2 28. Nxc6 bxc6 29. Re6 Qc1+ 30. Kg2 f3+ 31. Rxf3 Qg5+ 32. Qxg5 hxg5 33.
Rxc6 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.28"]
[White "Fairchild, JP."]
[Black "Gill, Ryan"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1177"]
[PlyCount "89"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Bf5 5. Nf3 Nc6 6. Bg5 Qb6 7. Qb3 Qxb3 8. axb3
e6 9. Na3 a6 10. Nb5 Rc8 11. Nd6+ Bxd6 12. exd6 f6 13. Bf4 g5 14. Bg3 Nh6 15.
dxc5 Nf7 16. Be2 Be4 17. O-O Bxf3 18. Bxf3 f5 19. h4 f4 20. Bh2 h6 21. Rfe1
Ncd8 22. Bxd5 Rxc5 23. Bxe6 Re5 {[#]} 24. Bxf7+ Nxf7 25. Rxe5+ Nxe5 26. Re1 Kd7
27. Rxe5 Kxd6 28. Re1 b5 29. Kf1 Rc8 30. f3 a5 31. Bg1 gxh4 32. Bh2 Rf8 33. Re4
Kc6 34. Rxf4 Rxf4 35. Bxf4 h5 36. Ke2 Kd5 37. Kd3 a4 38. c4+ bxc4+ 39. bxc4+
Kc5 40. Kc3 h3 41. gxh3 Kc6 42. Kb4 Kd7 43. Kxa4 Ke6 44. h4 Kf5 45. Bg5 1-0

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.29"]
[White "Thibault, William"]
[Black "Stallworth, Deandr"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "983"]
[PlyCount "84"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 b6 2. d3 Bb7 3. g3 e6 4. Nd2 Nf6 5. Ngf3 d5 6. e5 Nfd7 7. Bg2 c5 8. d4
Nc6 9. c3 Be7 10. O-O Ba6 11. Re1 cxd4 12. Qa4 Nc5 13. Qd1 dxc3 14. bxc3 Nd3
15. Nd4 Ndxe5 16. Rxe5 Nxe5 17. Qa4+ Kf8 18. Qxa6 Qc8 19. Qxc8+ Rxc8 20. Bb2
Nd3 21. Bc1 Rxc3 22. N2b3 Nxc1 23. Rxc1 Rxc1+ 24. Nxc1 h5 25. Nce2 a6 26. Nc6
Bd6 27. f4 g6 28. Ned4 Kg7 29. Kf2 Bc5 30. Kf3 Rc8 31. Nxe6+ fxe6 32. Ne5 Bd4
33. Bf1 Bxe5 34. fxe5 b5 35. Bd3 Rc3 36. Ke2 Rxd3 37. Kxd3 Kh6 38. Kd4 Kg5 39.
h3 h4 40. gxh4+ Kxh4 41. Kc5 Kg5 42. Kb6 d4 0-1

[Event "MI Sep-Oct TNM u1800"]
[Site "San Francisco"]
[Date "2021.09.27"]
[Round "4.32"]
[White "Gimelfarb, Natan"]
[Black "Gulbis, Andrejs"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1139"]
[BlackElo "1029"]
[PlyCount "41"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bg5 Be7 7. Bxf6 Bxf6
8. c3 O-O 9. f4 Re8 10. Nd2 d5 11. e5 Be7 12. Bd3 g6 13. g3 f6 14. h4 fxe5 15.
h5 exf4 16. Kf1 fxg3 17. hxg6 Bh4 18. Qh5 Qf6+ 19. Nf3 h6 20. Rxh4 Kg7 21.
Qxh6+ 1-0

[Event "MI Sep-Oct TNM Extra Games"]
[Site "San Francisco"]
[Date "2021.09.28"]
[Round "4.35"]
[White "Gimelfarb, Natan"]
[Black "Chambers, Noah"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1090"]
[PlyCount "31"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 g6 2. d4 d6 3. Be3 Nf6 4. Bd3 Bg7 5. c3 O-O 6. Nf3 Bg4 7. Nbd2 Nbd7 8.
Qb3 Be6 9. d5 Bg4 10. Qxb7 Nb6 11. Bxb6 axb6 12. Qc6 Nd7 13. Qc4 Nc5 14. Bc2 e6
15. O-O Qd7 16. Qe2 {(unreadable)} 1-0

[Event "MI Sep-Oct TNM Extra Games"]
[Site "San Francisco"]
[Date "2021.09.28"]
[Round "4.36"]
[White "Agdamag, Samuel"]
[Black "Carron, Joel"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "1448"]
[BlackElo "1676"]
[PlyCount "135"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. d4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. c4 dxc4 7. Nc3 Nc6 8. e3
Rb8 9. Qa4 Bd7 10. Qxc4 a6 11. Qd3 Nb4 12. Qd1 Bc6 13. a3 Nbd5 14. Bd2 Nxc3 15.
Bxc3 Ne4 16. Qd3 Nxc3 17. Qxc3 Be4 18. Rfc1 c6 19. b4 Qd5 20. Ne1 Bxg2 21. Nxg2
Bf6 22. Nf4 Qf5 23. Nd3 h5 24. Nc5 e5 25. Nb3 h4 26. Qc2 Qg4 27. Qd1 Qe4 28.
Nc5 Qd5 29. Qg4 Rfd8 30. Rd1 exd4 31. exd4 Qg5 32. Qxg5 Bxg5 33. Ne4 Be7 34.
Kg2 hxg3 35. hxg3 f5 36. Nc5 Bf6 37. Nb3 Rd5 38. Rd2 Rbd8 39. Rad1 Kf7 40. Kf3
Re8 41. Nc5 b6 42. Na4 Rb8 43. Nc3 Rd6 44. Kf4 Kg6 45. Kf3 Rbd8 46. Ne2 a5 47.
Nf4+ Kf7 48. Ne2 axb4 49. axb4 Ra8 50. Rb1 Ra3+ 51. Kg2 Rd8 52. Rc1 Rd6 53.
Rdc2 Rb3 54. Rxc6 Rxc6 55. Rxc6 Rxb4 56. d5 Rb2 57. Kf3 b5 58. Rc7+ Kg6 59.
Nf4+ Kh6 60. Rc8 g5 61. Ne6 Rb3+ 62. Kg2 Rd3 63. Rc5 b4 64. Rb5 b3 65. d6 b2
66. d7 Rxd7 67. Nf8 Rd1 68. Rb7 {Black is totally won. [#]} (68. Rb7 Be7 {
is the "hard" way:} 69. Rxe7 g4 {giving the king f6, when the eventual R+2 v
N+2 is likely won;}) (68. Rb7 Bg7 $1 {slams the door before White can cause
further annoyance. Black will be a rook up.}) 1/2-1/2

[Event "MI Sep-Oct TNM Extra Games"]
[Site "San Francisco"]
[Date "2021.09.28"]
[Round "4.37"]
[White "Gu, Thomas"]
[Black "Hule, Pratyush"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "768"]
[BlackElo "825"]
[PlyCount "37"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. Nxd4 Nf6 6. O-O Bc5 7. Nf5 Rg8 8.
Re1 d6 9. Nc3 Be6 10. Nd5 Bxf5 11. exf5+ Ne5 12. Bf4 Kd7 13. Bxe5 dxe5 14.
Nxf6+ Kc8 15. Nxg8 Qxg8 16. Rxe5 Bd6 17. Rd5 Qf8 18. Qg4 Kb8 19. Re1 {(move
missing) and White won 1-0 32} 1-0

[Event "MI Sep-Oct TNM Extra Games"]
[Site "San Francisco"]
[Date "2021.09.28"]
[Round "4.38"]
[White "White, Samuel"]
[Black "Casares Jr, Nick"]
[Result "1-0"]
[ECO "C55"]
[BlackElo "1600"]
[PlyCount "111"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. c3 d6 7. Be3 Na5 8. Nbd2
Ng4 9. b4 Nxe3 10. fxe3 Nxc4 11. Nxc4 Bg4 12. h3 Bh5 13. g4 Bg6 14. Kf2 Bh4+
15. Ke2 Be7 16. Rg1 f6 17. h4 Bf7 18. Ncd2 d5 19. exd5 f5 20. g5 Bh5 21. Kf2 e4
22. Qf1 exf3 23. e4 c5 24. dxc6 Qb6+ 25. d4 Bxb4 26. Qc4+ Bf7 27. Qxb4 Qxc6 28.
d5 Qd7 29. c4 Bh5 30. e5 f4 31. e6 Qe8 32. Ne4 Qg6 33. Rae1 Qf5 34. Rh1 Qg4 35.
Reg1 Qf5 36. Qb1 Qe5 37. Rd1 Qc7 38. c5 Bg6 39. Qb4 a5 40. Qc4 b5 41. Qd4 Bxe4
42. Qxe4 Qxc5+ 43. Kxf3 Qc3+ 44. Rd3 Qc2 45. Rhd1 Qh2 46. Qe1 Qh3+ 47. Ke4 Qf5+
48. Kd4 Rfd8 49. Qe5 Qf8 50. e7 Rxd5+ 51. Kxd5 Qf7+ 52. Ke4 Qc4+ 53. Rd4 Qe2+
54. Kf5 g6+ 55. Kf6 Qxa2 56. Rd8+ 1-0

[Event "MI Sep-Oct TNM Extra Games"]
[Site "San Francisco"]
[Date "2021.09.28"]
[Round "4.39"]
[White "Atroshchenko, Ian"]
[Black "Sztaray, Judit"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "807"]
[PlyCount "95"]
[EventDate "2021.09.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "USA"]

1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Qf3 Qxg5 7. Qxd5 Qf5 8.
Bb3 c6 9. Qf3 Qxf3 10. gxf3 Bd6 11. O-O O-O 12. Nc3 Re8 13. Ne4 Be7 14. d3 Nd7
15. Re1 Nc5 16. Nxc5 Bxc5 17. d4 Bxd4 18. c3 Bc5 19. f4 Bd6 20. fxe5 Bxe5 21.
Bf4 Be6 22. Rxe5 Bxb3 23. axb3 Rxe5 24. Bxe5 f6 25. Bd4 a6 26. Re1 Kf7 27. Bc5
Re8 28. Rxe8 Kxe8 29. Kg2 Kd7 30. Kf3 Ke6 31. c4 b5 32. Ke4 a5 33. cxb5 cxb5
34. Bb6 a4 35. bxa4 bxa4 36. Kd4 g5 37. Kc4 Ke5 38. Kb4 Kf4 39. Kxa4 Kf3 40. b4
h5 41. Bd8 Kxf2 42. Bxf6 g4 43. b5 Kg2 44. Be5 h4 45. b6 g3 46. hxg3 h3 47. g4
Kf3 48. b7 1-0

