[Event "ch-USA w 2021"]
[Site "Saint Louis USA"]
[Date "2021.10.13"]
[Round "7.2"]
[White "Lee, Megan"]
[Black "Paikidze, Nazi"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2211"]
[BlackElo "2374"]
[PlyCount "129"]
[EventDate "2021.??.??"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Be3 Nd7 5. Nc3 a6 6. a4 b6 7. Bc4 e6 8. Qd2 Bb7
9. Bg5 Ndf6 10. Qe2 h6 11. Bh4 g5 12. Bg3 Nh5 13. O-O-O Ne7 14. Ne1 Nxg3 15.
hxg3 Qd7 16. d5 exd5 17. Nxd5 Bxd5 18. Bxd5 Nxd5 19. exd5+ Kf8 20. Qe4 Re8 21.
Qc4 b5 22. axb5 axb5 23. Qb3 Ra8 24. Nd3 Bf6 25. f3 Kg7 26. g4 c5 27. dxc6 Qxc6
28. c3 Qb6 29. Kc2 Rac8 30. Nb4 Be5 31. Nd5 Qa7 32. Rd2 Rb8 33. Re1 Rhc8 34.
Re4 Kh7 35. Nb4 Rc5 36. Nd3 Rc4 37. Rxc4 bxc4 38. Qxc4 Bf6 39. Nb4 Qa4+ 40. Qb3
Qe8 41. Rxd6 Be5 42. Rd1 Bf4 43. Kb1 Kg8 44. Qc2 Ra8 45. Nd5 Be5 46. Qe4 Rb8
47. Rd2 Kg7 48. Re2 f6 49. Nxf6 Qd8 50. Nh5+ Kg8 51. Qg6+ Kh8 52. Qxh6+ Kg8 53.
Qe6+ Kh7 54. Kc2 Qa5 55. Qf5+ $6 ({Fairly simple is} 55. Rxe5 Qa4+ 56. Kd2
Rxb2+ (56... Rd8+ 57. Rd5) 57. Ke3 Qa7+ 58. Kd3 {, and all useful checks for
Black are expended.}) 55... Kh6 56. Rxe5 $4 {Here we must ask, why is Black
playing on? If it's just to drag on in a losing position down four(!) pawns,
then what is the point? If, however, it is to take advantage of opportunity,
now is the time.} Qa4+ $4 ({If you are enjoying playing the game, seeking to
make the best choice in every position, this is not such a difficult problem.} 
56... Rxb2+ $3 57. Kxb2 Qxc3+ $3 58. Kb1 Qb2+ 59. Kxb2 {stalemate.}) 57. Kc1
Qa1+ 58. Qb1 Qa6 59. Ng3 Rd8 60. Nf5+ Kh7 61. Nd6+ Kh8 62. Nf7+ Kg7 63. Nxd8
Qf1+ 64. Kc2 Qf2+ 65. Kd3 1-0

[Event "St. Petersburg"]
[Site "?"]
[Date "1902.??.??"]
[Round "?"]
[White "Bartolitch"]
[Black "Abkin"]
[Result "0-1"]
[SetUp "1"]
[FEN "4r2k/7p/6p1/1ppq2PP/p2p1Q2/PN1P4/KP6/4r3 w - - 0 1"]
[PlyCount "1"]
[EventDate "1902.??.??"]

{This reminded me a bit of the famous ending blunder in Bartolitch - Abkin.
Facing apparent mate in at most two moves, White resigned.} 1. Z0 (1. Qf6+ $1
Kg8 2. Qg7+ $3 Kxg7 3. h6+ Kg8 {stalemate. Honestly, if you're going to play
on down a rook, exchange, and pawn, at least be alert when opportunity knocks.}
) 0-1

[Event "2021 Norman Friedman Memorial"]
[Site "Garden City, ID"]
[Date "2021.10.10"]
[Round "5"]
[White "Pentico, Christopher"]
[Black "Jablonski, Chase"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1488"]
[BlackElo "1213"]
[Annotator "Ralph Dubisch"]
[PlyCount "82"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]

{[%evp 0,82,19,38,40,46,70,70,58,62,51,21,33,0,1,7,17,6,5,2,4,-15,0,-85,-90,
-69,-123,-182,-141,-191,-96,-95,153,153,507,454,507,473,440,455,479,570,588,
588,875,973,990,558,554,388,1660,319,325,369,389,242,430,226,228,238,267,164,
173,174,210,228,256,262,330,-349,-359,-378,-368,-392,-369,-356,-341,-438,-401,
-612,-613,-2385,-3099,-29995,-29996] Here's an example of the power of not
resigning. Being lost is not the end of the world. Losing the game isn't
either. Both sides attack with gusto, and in the end one must come out the
winner. The key question is not who won, but did they have fun? I think that
both players must have enjoyed this game.^^I'm going to include some computer
evaluation numbers in this game, something I normally avoid, just to show the
size of the advantages each side had.} 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4
Nc6 5. Qd2 Nf6 6. b3 e6 7. Bb2 Be7 8. O-O-O O-O 9. Be2 Qb6 10. Rf1 $6 (10. Nh3
Rd8 {is roughly equal.}) 10... Rd8 11. Na4 $6 Qc7 12. Bd3 d5 13. Qe3 a6 (13...
d4 14. Qg3 e5 {looks great for Black.}) 14. e5 Ng4 (14... d4 $1 15. Bxd4 (15.
Qg3 Nd5) 15... Nxd4 16. exf6 Bxf6 {and White has big problems.}) 15. Qh3 Bg5+
$2 ({A significant swing in evaluation:} 15... Nh6 {. Stockfish says -3.0 here,
or nearly winning for Black. ...d4 and ...b5 are coming, and White's pieces
clog up while Black's queenside attack flows naturally -- not to mention the
hanging center pawn.}) 16. f4 Ncxe5 $5 ({Likely "best" is} 16... Bh6 17. Qxg4 {
and White is up a piece. Black chooses a bigger disadvantage, but decidedly
more murky waters.}) 17. Qxh7+ Kf8 18. Ba3+ Ke8 19. fxg5 b5 20. Nc5 Qa5 21. Bb2
Nf2 22. Bxe5 {Stockfish says +11.5 here for White.} Qa3+ 23. Bb2 Qxc5 24. Nh3
Nxh1 25. Qh8+ ({Clean and devastating is} 25. Rxf7 $3 Kxf7 (25... Qe3+ 26. Kd1)
26. Qxg7+ Ke8 27. Bg6#) (25. g6 {and}) (25. Qxg7 {also score over +10.}) 25...
Qf8 26. Qh7 d4 27. Qe4 Qe7 28. Kb1 Bb7 {Black finally completes development.}
29. Qe2 e5 30. Be4 Bxe4 31. Qxe4 Rac8 32. Rxh1 Qc7 33. Qh7 d3 34. Qg8+ $4 ({
The last big swing; White's attack goes nowhere. Better, and possibly still
winning for White, is} 34. cxd3 Qc2+ 35. Ka1 Qxd3 36. Qxd3 Rxd3 37. Bxe5 $16 {
. It's still exciting, with black rooks reaching the second rank and lots of
pawns to gobble up for both sides.}) 34... Ke7 35. Ba3+ Ke6 36. Nf4+ exf4 37.
Re1+ Kf5 38. Qh7+ g6 39. Qh3+ Kxg5 40. Be7+ Qxe7 41. Rxe7 dxc2+ 0-1

[Event "2021 Norman Friedman Memorial"]
[Site "Garden City, ID"]
[Date "2021.10.09"]
[Round "2"]
[White "Pitre, H.G...."]
[Black "Roland, Jeffrey T"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1844"]
[BlackElo "1700"]
[Annotator "Ralph Dubisch"]
[PlyCount "49"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]

{[%evp 0,49,19,38,43,18,28,11,-4,-32,-51,-42,-36,-38,-41,-62,-73,-68,-64,-52,
-44,-91,11,8,17,-5,30,11,42,19,77,71,81,89,94,86,86,106,102,90,94,87,110,134,
107,133,136,140,155,155,144,138]} 1. e4 e6 2. d4 d5 3. e5 c5 4. f4 $6 (4. c3
Nc6 5. Nf3 {is mainline theory, and now} Bd7 (5... Qb6 6. a3 c4 {is also
interesting.}) 6. Be2 (6. a3 $5) 6... Nge7 7. Na3 cxd4 8. cxd4 (8. Nb5 Nf5)
8... Nf5 {is roughly equal.}) 4... Bd7 5. Nf3 cxd4 6. Bd3 Bc5 7. a3 a5 8. Nbd2
Nc6 9. O-O Nh6 10. Nb3 Be7 $2 ({Virtually all of the black pieces are focused
on the d4-square, which incidentally is currently occupied by a black pawn.} 
10... Bb6 {(or ...Ba7) makes much more logical sense. Black has some hopes of
hanging onto the extra pawn.} 11. a4 f6 (11... O-O 12. Ng5 $13) 12. exf6 Qxf6
$15) 11. Nbxd4 O-O 12. Kh1 Nxd4 13. Nxd4 f6 14. Nf3 f5 $6 (14... Be8 $14) 15.
Be3 Ng4 $6 16. Bd4 b6 17. h3 Nh6 18. c4 Bc6 19. Qb3 Rb8 20. Rad1 Qd7 21. cxd5
Bxd5 22. Bc4 Rfc8 $2 (22... a4 23. Qa2 Bxc4 24. Qxc4 Rfc8 25. Qa2 Qc6 $16) 23.
Bxd5 Qxd5 24. Qxd5 exd5 25. e6 $16 ({Is White better? Yes, of course.
Stockfish claims about +2.0 after 25.e6, but prefers} 25. Bg1 {, claiming
closer to +3.0.^^So, why did Black resign? Respect. Too much respect, in fact.
You can't win by resigning. Sure, you're worse, but play on! Find a plan,
activate those passive pieces. Pressure the pawns on b2 and e6, perhaps.
Probably you're right, you'll lose anyway. But maybe not. Maybe you'll have
some fun!}) 1-0

[Event "Oregon Class Championship"]
[Site "?"]
[Date "2021.11.07"]
[Round "5"]
[White "Tang, Austin"]
[Black "Vega, Isaac"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2018"]
[BlackElo "1985"]
[Annotator "Wilson Gibbins"]
[PlyCount "76"]
[EventDate "2021.??.??"]

{[%evp 0,76,28,20,34,32,52,24,41,27,79,37,55,63,41,70,52,17,14,16,47,39,39,31,
31,43,43,34,84,74,96,96,86,60,56,81,98,98,98,92,90,15,15,15,38,38,45,0,0,0,0,0,
0,0,0,0,0,-16,-29,-40,-38,-63,-85,-63,-63,-187,-79,-86,-63,-128,-93,-1431,
-1443,-1443,-355,-920,-929,-944,-941]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6
5. Bd3 ({Isaac's Kan Sicilian may look innocuous. But for the unsuspecting it
can be quite dangerous, as evidenced by this game from the States Cup last
summer.} 5. Nc3 Qc7 6. Be3 Bb4 7. a3 Bxc3+ {0-1 (7) Mexia,V -Vega,I. Perhaps
White should have played on for the sake of the team, but 8.bxc3 Qxc3+ 9.Ke2 
(best) doesn't look like much fun.}) 5... Bc5 6. Nb3 Ba7 7. O-O Nc6 8. Qe2 d6
9. Be3 Nge7 10. Bxa7 Rxa7 11. c4 O-O 12. Nc3 b6 13. f4 f5 14. Rad1 Rd7 {
Austin has been playing sensible chess aimed at the center. Isaac has been
playing mad scientist moves (10...Rxa7, 13...f5). For all you true believers
in classical chess out there, Stockfish claims a big advantage for White, over
+2. But there is still a lot of chess to play, and Isaac's position has what
Tartakower called "malignant" energy.} 15. exf5 exf5 16. Nd5 {White is still
better, but this move solves some of Black's problems, as it allows him to
trade pieces in a cramped poistion, and it eliminates one of Black's
weaknesses, the pawn on d6 that was backward on an open file.} Nxd5 17. cxd5
Re7 18. Qd2 Nb8 19. Nd4 g6 20. Bc4 b5 21. Bb3 Qb6 22. Kh1 Nd7 23. Ne6 Rfe8 24.
Rc1 Nf6 25. Rc6 Ne4 26. Qc2 Qb8 27. Nc7 Rf8 28. Nxa6 $2 {This reasonable
looking pawn grab backfires.} ({White's safest approach is to aim for a draw
by repetition with} 28. Ne6 Rfe8 29. Nc7) 28... Bxa6 29. Rxa6 Rfe8 $1 {After
playing in a cramped hypermodern style for most of the game, Black suddenly
discovers the virtues of open files and well-placed knights.} 30. g3 Nc5 31.
Rc6 Re2 32. Qc3 Ne4 33. Qd4 Nd2 34. Rf2 R8e4 35. Qc3 Rxf2 36. Rc8+ Kf7 37. Rc7+
Qxc7 38. Qxc7+ Re7 0-1

[Event "Oregon Class Championships"]
[Site "?"]
[Date "2021.11.07"]
[Round "5"]
[White "Morris, Mike"]
[Black "Tang, Zoey"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "2022"]
[BlackElo "2215"]
[Annotator "Wilson Gibbins"]
[PlyCount "52"]
[EventDate "2021.??.??"]

{[%evp 0,52,19,38,40,41,66,66,57,33,33,27,42,-1,58,46,45,56,45,12,35,13,40,-13,
1,-44,-8,-10,-7,0,2,-31,2,-17,-17,-50,-22,-296,-334,-313,-303,-303,-308,-533,
-287,-304,-406,-406,-406,-406,-287,-544,-544,-772,-772]} 1. e4 c5 2. Nf3 d6 3.
d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3 $5 {This tricky little move tests both
White's and Black's knowledge of multiple Sicilian varations.} Bg4 $5 {This
looks artificial, but it may be the best alternative, especially if Black is
willing to transpose to a Dragon Yugoslav attack.} (6... e5 {helps justify
White's finachetto, as White was trying to gain control over the d5 square and
6...e5 makes it harder for Black to contest it.} 7. Nde2) (6... g6 {switches
to a Dragon variation, where White can try to turn the game into a positional
squeeze with} 7. Nde2 {Black better know some theory to avoid getting
outplayed.}) (6... e6 {enters a Scheveningen line that might look innocuous
for Black, but Mike has used this line to create some vicious Kingside attacks
against me in the G15 tournament that Dave Murray runs every Thursday night
for the Portland Chess Club.}) 7. f3 Bd7 ({You might be tempted to win a pawn
with} 7... Nxd4 $2 8. Qxd4 Bxf3 {but after} 9. Bb5+ Nd7 10. Rf1 Bg4 (10... Bg2
11. Rf2 Bh3 12. Qd5 Be6 (12... e6 $2 13. Qh5) 13. Qxb7 {Stockfish likes White
to the tune of +2 in this unbalanced position.}) 11. e5) 8. Be3 g6 $5 {Now
Zoey tests Mike - how comfortable are you in a Dragon Yugoslav attack? Or as
Dirty Harry might say, "Do you feel lucky?"} 9. Bg2 (9. Qd2 Bg7 10. O-O-O O-O
11. Bc4 {leads us to that Yugoslav attack that I mentioned earlier, with the
small exception that White's pawn is on g3, not g2. But both sides had
alternatives along the way. Black didn't have to castle into the attack on
move 10, and White didn't need to play 11.Bc4 to stop Black's d6-d5 pawn break.
} ({So perhaps} 11. g4 {is a better try for an advantage.})) 9... Bg7 10. O-O
h5 $5 (10... O-O {If Black castles short, the king doesn't face the usual
troubles encountered in the Yugoslav attack or the 6.g3 Scheveningen for that
matter. But Zoey's move is fine too, as the king is fairly safe in the center,
and it its more interesting than the more conventional approach of castling.})
11. Qd2 (11. h3 $1 h4 $2 (11... Na5) 12. g4 $14) 11... h4 12. Rfe1 (12. g4 $2
h3 $1 $15) 12... Ne5 13. b3 Kf8 14. Rad1 {Black has made some provocative
moves, but White has no easy way to open the position to get at Black's king.}
(14. f4 $2 Neg4 $15) 14... Qa5 15. Nde2 Nc6 16. g4 h3 17. Bf1 $2 {This is a
more natural square for the Bishop than h1, but White needs to keep the pawn
on f3 protected as we shall soon see.} Rc8 $1 $17 18. a4 $2 {discouraging
Black rushing the b-pawn to b4 to drive the knight away from c3. White's
position look fairly compact, and seems safe enough.} Ne5 $1 $19 19. Kf2 Nfxg4+
20. fxg4 Nxg4+ 21. Kg3 Nxe3 {To demonstrate how overwhelming Black's position
is, this move is clearly winning, yet only Stockfish's 7th(!) choice.} 22. Qxe3
Bxc3 23. Nxc3 Rxc3 24. Bd3 Qe5+ 25. Kf3 Rh4 26. Rg1 Bc6 0-1

[Event "Oregon Class Championship"]
[Site "?"]
[Date "2021.11.06"]
[Round "3"]
[White "Murray, David"]
[Black "Sherrard, Jerry"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1878"]
[BlackElo "1981"]
[Annotator "Jerry Sherrard"]
[PlyCount "106"]
[EventDate "2021.??.??"]

{[%mdl 8192] D00: 1 d4 d5: Unusual lines} 1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4
c5 5. dxc5 Qa5 6. e3 Nc6 $146 (6... Qxc5) 7. Bb5 Bg7 8. Be5 O-O 9. Bxc6 bxc6
10. Qd4 Ne8 11. Bxg7 Nxg7 12. b4 Qa3 13. Rb1 a5 14. Rb3 Qc1+ 15. Qd1 Qxd1+ 16.
Kxd1 axb4 (16... Bg4 17. a3 $16) 17. Rxb4 Ra5 (17... Ne6 $5 18. Ne5 Nxc5 19.
Nxc6 e6 $16) 18. Nd4 $18 Bd7 19. Nb3 Ra7 (19... Ra3 20. Ra4 Ra8 21. Rxa8+ Rxa8
22. a4 $18) 20. Kd2 e5 21. a4 Ne6 22. a5 f5 (22... Kg7 23. Na4 $18) 23. Na4 (
23. f4 $1 d4 24. exd4 Nxf4 25. dxe5 g5 $18) 23... f4 24. e4 (24. Nb6 $1 fxe3+
25. fxe3 Rf2+ 26. Kc1 Be8 $18) 24... Ng5 25. exd5 cxd5 26. f3 $4 (26. Ra1 $142
$1 f3 27. g3 $18) 26... e4 $14 27. h4 $6 (27. Ke2 $142 $5 Bc8 28. c6 exf3+ 29.
gxf3 Re7+ 30. Kd1 Nxf3 31. Nb6 $11) 27... exf3 $1 $15 28. gxf3 Nxf3+ 29. Ke2
Ne5 30. Rd4 $4 (30. Nb6 $142 $5 Bg4+ 31. Kf2 $17) 30... f3+ (30... Bb5+ $142 {
and Black has it in the bag} 31. Kf2 Ng4+ 32. Kg2 Ne3+ 33. Kf3 Nxc2 $19) 31.
Kf2 Ng4+ (31... h5 $19) 32. Rxg4 $17 Bxg4 33. Re1 $2 (33. Nc3 Bf5 34. Rc1 Be4
$17) 33... Bf5 (33... Rf4 34. Nb6 Bh5 35. Nxd5 Rxh4 36. Nf6+ Kg7 37. Nxh5+ Rxh5
38. Kxf3 Rf7+ 39. Kg4 $19) 34. Rc1 $2 (34. Nb6 $142 $5 Be4 35. c6 $17) 34...
Be4 35. Nc3 Rf4 (35... Rb8 $142 36. Ra1 Rb4 $19) 36. Kg3 $4 (36. Nb5 $142 Ra6
37. N3d4 Rxh4 38. Kg3 $19) 36... Raf7 37. a6 (37. Kf2 Rxh4 38. Nd2 Rh2+ 39. Ke3
d4+ 40. Kxe4 Rxd2 $19) 37... h5 (37... f2 $142 38. Nd2 f1=N+ 39. Rxf1 Rxf1 40.
Ncxe4 Rg1+ 41. Kh2 Ra1 $19) 38. Ra1 (38. Kf2 Rxh4 39. Nd2 $19) 38... f2 39.
Nxe4 (39. Nd2 Rg4+ 40. Kh2 Rxh4+ 41. Kg3 Rg4+ 42. Kh2 Rg2+ 43. Kh3 Rg1 $19)
39... Rg4+ 40. Kh2 Rxe4 (40... dxe4 41. c6 Rxh4+ 42. Kg2 Rg4+ 43. Kh2 $19) 41.
Nd2 (41. Rf1 Rxh4+ 42. Kg3 Rg4+ 43. Kh2 Ra4 $19) 41... Rxh4+ (41... Re1 42. Ra2
Rd1 $19) 42. Kg2 Rg4+ 43. Kh2 Rd4 44. Nf1 Ra7 45. Kg2 Rc4 46. Kxf2 (46. Ra5 Rf4
$19) 46... Rxc2+ 47. Ke3 Rxc5 48. Kd4 Rb5 49. Ne3 Rb6 50. Nxd5 (50. Kxd5 Rbxa6
51. Rc1 Kg7 $19) 50... Rbxa6 51. Rf1 (51. Rg1 Re6 $19) 51... Re6 (51... Rd7
$142 52. Kc4 $19) 52. Rb1 (52. Rg1 $19) 52... Rd7 53. Kc4 Rc6+ (53... Rc6+ 54.
Kd4 Rcd6 $19) 0-1

[Event "Oregon Class Championship"]
[Site "?"]
[Date "2021.11.07"]
[Round "5"]
[White "Vemparala, Nikash"]
[Black "Sherrard, Jerry"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1780"]
[BlackElo "1981"]
[Annotator "Jerry Sherrard"]
[PlyCount "156"]
[EventDate "2021.??.??"]

{[%mdl 8192][%evp 0,156,23,48,46,35,77,47,78,45,45,45,45,27,40,23,31,-3,-7,-21,
-23,-35,-34,-71,-38,-31,-27,-34,-2,-30,17,-21,5,-49,-62,-103,-101,-114,-50,-80,
-33,-29,-30,-48,-35,-37,-35,-52,-54,-55,-54,-66,-21,-47,-21,-30,-36,-35,-28,
-31,-35,-41,-16,-7,8,-19,-5,12,15,7,11,11,21,24,37,19,0,18,15,9,21,22,43,44,47,
-2,2,0,0,0,27,28,37,23,26,0,-6,0,0,0,0,0,31,13,7,-38,-24,-16,-14,-80,-53,-87,
-91,-129,-120,-151,-147,-147,-172,-179,-179,-195,-194,-221,-246,-258,-247,-256,
-252,-296,-307,-307,-307,-300,-300,-299,-299,-374,-430,-471,-514,-719,-719,
-947,-1012,-1022,-1032,-1269,-1697,-29977,-29980,-29985,-29986,-29987,-29988,
-29989,-29990,-29991,-29992] B51: Sicilian: Moscow Variation (3 Bb5+) without
3...Bd7} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Be2 Ngf6 6. d3 g6 7. Re1
Bg7 8. c3 b5 9. Bf1 Bb7 10. Nbd2 O-O 11. d4 cxd4 12. cxd4 Qb6 13. b3 $146 (13.
a4 e6 $11) 13... Rac8 (13... d5 14. e5 Ne4 15. Qe2 $11) 14. Bb2 (14. a4 e6 (
14... bxa4 15. Rxa4 $14) 15. Bb2) 14... e6 15. h3 Nh5 (15... Rfd8 16. Rb1) 16.
g3 $2 (16. a4 $142 $5 $14 Rfd8 17. axb5 axb5 18. b4) 16... e5 $1 $15 17. dxe5
$2 (17. a4 $142) 17... dxe5 $19 18. Kg2 Rfd8 $15 (18... f5 $1 19. b4 Bh6 20.
Qb3+ Rf7 21. Rad1 $19) 19. b4 Qd6 $6 (19... Qe6 $5 20. Kg1 Bf8 $17) 20. Qb3 $11
Nb6 21. Rad1 Qe7 22. a3 Rc7 $6 (22... Bh6 $5 {[%cal Rh5g7,Rg7e8,Re8d6]} 23. Kg1
Ng7) 23. Qe3 $1 Na4 24. Ba1 Rdc8 25. Kh2 (25. Nb3 Qe6 26. Ng5 Qe7 $11) 25...
Re8 $6 (25... Rc2 $5 {[%cal Ra4c3]} 26. Qb3 Bh6 $11) 26. Bd3 (26. Rc1 Rxc1 27.
Rxc1 Rc8 $14) 26... Qe6 27. Rc1 Rec8 28. Rxc7 Rxc7 29. Ng5 (29. Bb1) 29... Qa2
$6 (29... Qb6 30. Qxb6 Nxb6 31. Nb3 $11) 30. Be2 $1 h6 31. Ngf3 Qe6 32. Bf1 (
32. Bd1 Bc8 $11) 32... Qe7 (32... Rc2 33. Kg1 $11) 33. Kg1 Kh7 34. Nb3 Qd6 35.
Rc1 Rxc1 36. Nxc1 Qc6 (36... Nb6 $11) 37. Bxe5 (37. Nxe5 $14) 37... Qxe4 38.
Qxe4 Bxe4 39. Bxg7 Nxg7 (39... Kxg7) 40. Ne5 Nc3 $6 (40... Kg8 $1 41. f3 Bb7
42. Kf2 $11) 41. Nb3 (41. Nxf7 $5 Nb1 42. Nd6 $14) (41. Ncd3 $1) 41... Ne6 $11
42. Nd2 f5 43. Nxe4 Nxe4 44. Nd7 Nd6 45. Nc5 Nc7 (45... Nxc5 46. bxc5 Ne8 47.
f4 $11) 46. Bg2 (46. f4 g5 $16) 46... Kg7 $11 47. Kf1 Kf6 48. Ke2 Ke5 49. Kd3
Nc4 50. Bb7 a5 51. bxa5 Nxa5 52. Bg2 Nc4 53. a4 $2 (53. Kc3 $142 $1 Nd5+ 54.
Kb3 $11) 53... Nb2+ $17 54. Kc3 Nxa4+ 55. Nxa4 $4 (55. Kb4 $142 Nb2 56. Bf3 $19
) 55... bxa4 $19 56. Kb4 (56. Bc6 Nd5+ 57. Kb2 $19) 56... Nd5+ 57. Kxa4 (57.
Kc4 Nf6 58. h4 Ne4 59. f4+ Ke6 $19) 57... Nc3+ 58. Kb3 (58. Kb4 Ne4 59. Kc4
Nxf2 $19) 58... Ne4 59. f4+ (59. Kc2 Nxf2 60. Kd2 Ne4+ 61. Ke2 Nxg3+ 62. Kf3
Ne4 $19) 59... Kd4 60. g4 Ke3 61. gxf5 (61. Kc4 fxg4 62. hxg4 Kxf4 $19) 61...
gxf5 62. Kc2 (62. Kc4 Kxf4 63. Kd5 $19) 62... Kxf4 63. Kd3 Nf2+ 64. Ke2 Kg3 65.
Bb7 Nxh3 66. Bc8 Kg4 67. Kf1 (67. Bb7 h5 68. Bc8 $19) 67... Ng5 (67... h5 $142
68. Bb7 Kg3 69. Ke2 $19) 68. Kg2 h5 69. Bd7 h4 70. Bc8 Kf4 (70... h3+ $142 71.
Kh2 Nf3+ 72. Kh1 Nd2 $19) 71. Ba6 (71. Kg1 $19) 71... Ke3 72. Bb7 (72. Kf1 f4
73. Kg2 f3+ 74. Kh2 Kf2 75. Bc4 Ke1 76. Ba6 f2 77. Kg2 h3+ 78. Kh2 f1=Q 79.
Bxf1 Kxf1 80. Kg3 Ke1 81. Kh2 Kf2 82. Kh1 Kg3 83. Kg1 Ne4 84. Kf1 h2 85. Ke2
h1=Q 86. Ke3 Qh6+ 87. Kxe4 Qd6 88. Kf5 Kf3 89. Kg5 Qe6 90. Kh5 Kf4 91. Kh4 Qg4#
) 72... f4 73. Bc8 (73. Ba6 f3+ 74. Kh2 Kf2 75. Bb7 Ke1 76. Ba6 f2 77. Kg2 h3+
78. Kh2 f1=Q 79. Bxf1 Kxf1 80. Kg3 Ke2 81. Kh2 Kf2 82. Kh1 Kg3 83. Kg1 Ne4 84.
Kf1 h2 85. Ke2 h1=Q 86. Ke3 Ng5 87. Kd2 Qc6 88. Kd3 Nf3 89. Ke3 Qd5 90. Ke2
Qd2+ 91. Kf1 Qd1#) 73... f3+ 74. Kf1 (74. Kh2 f2 75. Ba6 Ne6 76. Bf1 Nf4 77.
Kh1 Kd2 78. Kh2 Ke1 79. Bc4 Ne2 80. Bxe2 Kxe2 81. Kh3 f1=Q+ 82. Kg4 Qf6 83. Kh5
Ke3 84. Kg4 Qg6+ 85. Kxh4 Kf4 86. Kh3 Qg3#) 74... h3 75. Kg1 (75. Bb7 h2 76.
Bxf3 Kxf3 77. Ke1 Ke3 78. Kd1 Kd3 79. Kc1 h1=Q+ 80. Kb2 Qb7+ 81. Ka1 Kc3 82.
Ka2 Qb2#) 75... f2+ 76. Kf1 Ne4 77. Bxh3 Nd2+ 78. Kg2 f1=Q+ (78... f1=Q+ 79.
Kg3 Qf4+ 80. Kg2 Nf1 81. Bg4 Qf2+ 82. Kh3 Qh2#) 0-1

[Event "Oregon Class Championships"]
[Site "?"]
[Date "2021.11.06"]
[Round "2"]
[White "Jensen, Conner"]
[Black "Smokowski, Jose"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1456"]
[BlackElo "1650"]
[Annotator "Wilson Gibbins"]
[PlyCount "55"]

{[%evp 0,55,19,29,46,35,40,33,10,-3,-10,10,-7,2,12,-6,6,-35,9,-8,13,26,23,11,
101,61,101,6,29,16,32,25,44,39,64,71,308,313,282,294,308,308,308,265,394,264,
273,258,274,258,266,236,248,229,252,144,209,211]} 1. e4 e6 2. d4 d5 3. e5 c5 4.
c3 Nc6 5. Nf3 Qb6 6. a3 a5 7. a4 {This move is rarely played, but it seems
logical. It secures the b5 square for White's knight.} Bd7 8. Be2 Nge7 ({
Black should consider playing} 8... cxd4 {to secure the b4 square for his
knight.}) 9. O-O Nf5 10. g4 Nfe7 11. Na3 ({Stockfish likes} 11. dxc5 Qc7 (11...
Qxc5 12. Be3) 12. Na3 Nxe5 13. Nxe5 Qxe5 14. f4 {Stockfish is probably right,
but Black's center pawns and White's open kingside and would make me worry
about entering this line as White.}) 11... h5 12. Nb5 Ng6 13. g5 {Seems best
to keep the Kingside closed.} ({Naturally Stockfish prefers the seemingly
anti-positional} 13. gxh5 Rxh5) 13... Na7 ({Stockfish says it is time to get
Black's King into safety with} 13... cxd4 14. cxd4 Bb4 15. Bd2 O-O {but if
that were the case, then why did Black advance the h-pawn? Oh, I forgot
engines now love advancing rook pawns, and if they lose them, so much the
better :-)}) 14. Nxa7 $16 Qxa7 15. Be3 h4 16. h3 Ne7 $2 (16... cxd4 17. Nxd4
Qb8 18. f4 $16) 17. dxc5 Nf5 18. c6 $1 Nxe3 19. cxd7+ Kxd7 20. fxe3 Qxe3+ 21.
Kg2 Qf4 22. Qe1 Bc5 23. Bb5+ Ke7 24. Kh1 Rac8 25. Bd3 Rh5 26. Qe2 g6 27. Qd2
Qg3 28. Qh2 1-0

[Event "Oregon Class Championships"]
[Site "?"]
[Date "2021.11.07"]
[Round "4"]
[White "Lopez, Francisco"]
[Black "Jensen, Conner"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1769"]
[BlackElo "1456"]
[Annotator "Wilson Gibbins"]
[PlyCount "124"]

{[%evp 0,124,32,15,29,-2,17,12,16,11,18,9,20,25,33,21,9,16,47,32,32,11,38,26,
57,22,19,-20,31,-4,51,59,65,-6,12,12,182,206,182,211,266,266,288,255,266,154,
172,87,79,11,11,13,16,-5,2,10,10,10,47,-6,-6,-6,88,-17,65,-28,87,-21,-15,-15,
-29,-47,-47,-51,-49,-59,-43,-50,-50,-39,-23,-43,-50,-56,-73,-122,-65,-86,-41,
-132,-114,-131,-131,-123,-134,-130,-116,-114,-141,-141,-147,-158,-158,-295,
-158,-158,-152,-554,-635,-985,-1002,-1326,-1494,-1428,-1112,-1510,-1510,-1738,
-1924,-2152,-2384,-2392,-3186,-3342,-4105,-26540,-29974]} {Conner secures a
key fourth round win with steady defense.} 1. d4 Nf6 2. Bg5 {The influence of
Zoey Tang on the Oregon School of Chess :-)} e6 3. Nf3 {Francisco switches
from a Trompowski Attack to a Torre Attack.} ({Zoey took a more aggressive
approach to crush me in the Portland Chess Club Blitz Championship last year} 
3. e4 h6 4. Bxf6 Qxf6 5. c3 d5 6. Bd3 c5 7. Nf3 Nc6 8. O-O Qd8 9. Nbd2 Be7 10.
Re1 O-O 11. Nf1 cxd4 12. cxd4 dxe4 13. Bxe4 Bd7 14. Rc1 Rc8 15. Bb1 Nb4 16. a3
Nd5 17. Qd3 g6 18. Ne5 Bf6 $2 (18... Rxc1 19. Rxc1 Be8 {holds on}) 19. Nxg6
fxg6 20. Qxg6+ Bg7 21. Qh7+ Kf7 22. Bg6+ Kf6 23. Ng3 Qe7 24. Ne4# {1-0 (24)
Tang,Z (2000)-Gibbins,W (2124) Chess.com 2020}) 3... d5 4. e3 Be7 5. Nbd2 a6 6.
Bd3 O-O 7. Ne5 c5 8. c3 cxd4 9. exd4 Nc6 10. Ndf3 Qc7 11. Qe2 {Perhaps I was
too quick to pass judgement Francisco's aggression level. He has arranged his
pieces in a nice attacking formation, and has not castled yet, keeping the
option of rushing his kingside pawns forward. It will be too dangerous for
White to castle queenside, but the center is stable so the King will be safe
enough for the time being.} b5 12. a3 Na5 13. Bxf6 Bxf6 ({Stockfish recommends
the unintuitive} 13... gxf6 {with equality. The equality is based on White
sacrificing material for a perpetual.} 14. Nd2 (14. Ng4 f5 {is also roughly
equal}) 14... fxe5 15. Bxh7+ Kxh7 16. Qh5+) 14. h4 $5 {Threatening 15.Ng5 and
the sacrifice 15.Bxh7+} h6 {Stops the threats, but the pawn on h6 gives White
a new plan to crack open the kingside.} (14... Bb7 $2 15. Bxh7+ Kxh7 16. Ng5+
Kg8 (16... Kh6 17. Ng4+ Kg6 18. Qd3+ Kh5 19. Nxf6+ gxf6 20. g4+ Kxg4 (20... Kh6
21. Qh7#) 21. Qf3#) 17. Qh5 Rfc8 18. Nexf7 {with a winning attack}) 15. g4 $1
Bxe5 16. dxe5 $14 (16. Nxe5 $18 g6 17. Qe3 Kg7 18. f4 Nc4 19. Bxc4 dxc4 20. h5
{and the Black King is losing its pawn cover}) 16... Nb3 17. Rd1 g6 (17... Nc5
18. Bb1 Ne4 $14) 18. Qe3 $1 {And White has regained his winning attack.} Kg7
19. h5 Bb7 20. hxg6 Rh8 21. Qf4 Qe7 22. Bc2 Na5 23. O-O $6 {White is still
better, but the worst is over for Black.} (23. Rg1 fxg6 24. g5) (23. gxf7 Qxf7
24. Qxf7+ Kxf7 25. Ke2) 23... fxg6 24. Qb4 Qxb4 25. axb4 Nc6 26. Rfe1 Rhf8 27.
Nd4 Nxd4 28. Rxd4 Rf3 29. Rf1 $2 $11 (29. Kg2 $16 Raf8 30. Bf5 $16 {wins the
exchange for a pawn.}) (29. Bd1 Rf7 $14 {drives the barbarian rook from the
gates}) 29... Raf8 30. Kg2 g5 31. Bb1 Bc6 32. Bc2 Be8 $6 (32... R3f4 33. f3
Rxd4 34. cxd4 Rf4 $11) 33. Bb1 (33. Bf5 $1 $14) 33... Bg6 34. Bxg6 (34. Bf5
Bxf5 35. Kxf3 Bd3+ 36. Kg2 Bxf1+ 37. Kxf1 $11) 34... Kxg6 35. Kg1 $2 {White
should arrange his rooks so that he can (1) protect his f2 square from Black's
doubled rooks and (2) counter-attack Black's pawn on a6.} (35. Rd2 R3f4 36. f3
h5 37. gxh5+ Kxh5 38. Ra1 Rxf3 39. Rxa6 $11) (35. Rdd1 R3f4 36. f3 h5 37. gxh5+
Kxh5 38. Ra1 $11) 35... h5 $1 $17 36. gxh5+ Kxh5 37. Kg2 Kg6 38. Rd2 R3f5 39.
Re2 Rh8 (39... Rf4 $1 40. Ra1 $2 Rg4+ 41. Kf1 (41. Kh3 Kf5 42. Z0 Rh8#) 41...
Rh8 $17) 40. Ra1 $15 Ra8 41. b3 $6 {A clever way to enable White to double
rooks on the a-file and tie Black down} (41. Kg3 Rf4 42. f3 $15) 41... Rf7 ({
But Black doesn't have to defend.} 41... Rf4 $1 42. Rea2 Rc8 43. Rxa6 Kf5 44.
Rc1 Rxb4 $17) 42. Rea2 ({Stockfish suggests that sacrificing a pawn might lead
to a simplified ending that is close to a draw.} 42. c4 dxc4 43. bxc4 bxc4 44.
Rc2 Rc7 45. Ra5 {Note that White's rook is both attacking Black's a-pawn and
defending his e-pawn, enabled by the pawn sacrifice.} Raa7) 42... Rfa7 (42...
Rc7 43. Rxa6 Rxa6 44. Rxa6 Kf5) 43. Kf3 (43. c4 bxc4 44. bxc4 dxc4 45. Ra5 Z0
46. b5 $140 $11) 43... Kf5 44. Re1 (44. c4 $15) 44... a5 {ending White's
attack on Black's backward a6 pawn. White will also lose the opportunity break
with c3-c4 that Stockfish has been suggesting for the last few moves.} 45. Rea1
a4 46. bxa4 Rxa4 47. Rxa4 Rxa4 48. Re1 (48. Rxa4 bxa4 49. b5 Kxe5 $1 {Black
can prevent White's b-pawn from promoting, but White can't stop Black's a-pawn.
}) 48... Ra3 $17 {Material is even, but Black's active rook and king means
that White's weak pawns on e5 and c3 count for more than Black's weak pawns on
b5, e6, and g5. A weakness is no problem if it can't be attacked.} 49. Re3 Ra1
50. Ke2 g4 51. Kd3 Rd1+ 52. Ke2 Rh1 53. Kd3 Rh3 54. Rg3 Kf4 55. Re3 Rxe3+ 56.
fxe3+ Kxe5 57. Ke2 Ke4 58. Kf2 Kd3 59. Kg3 Kxe3 60. Kxg4 Kd3 61. Kf4 Kxc3 62.
Ke5 d4 0-1

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.11.26"]
[Round "1"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2782"]
[BlackElo "2855"]
[PlyCount "89"]
[EventDate "2021.??.??"]

{[%evp 0,56,18,18,18,13,24,21,32,2,3,5,31,-10,7,7,12,3,29,29,29,29,16,16,16,26,
34,-32,-31,3,13,0,-3,10,16,23,39,28,23,22,26,-2,26,13,35,17,17,38,44,23,19,0,0,
0,0,0,17,18,16]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5
7. Bb3 O-O 8. h3 Na5 9. Nxe5 Nxb3 10. axb3 Bb7 11. d3 d5 12. exd5 Qxd5 13. Qf3
Bd6 14. Kf1 Rfb8 15. Qxd5 Nxd5 16. Bd2 c5 17. Nf3 Rd8 18. Nc3 Nb4 19. Rec1 Rac8
20. Ne2 Nc6 21. Be3 Ne7 22. Bf4 Bxf3 23. gxf3 Bxf4 24. Nxf4 Rc6 25. Re1 Nf5 26.
c3 Nh4 27. Re3 Kf8 28. Ng2 Nf5 29. Re5 g6 30. Ne1 Ng7 31. Re4 f5 32. Re3 Ne6
33. Ng2 b4 34. Ke2 Rb8 35. Kd2 bxc3+ 36. bxc3 Rxb3 37. Kc2 Rb7 38. h4 Kf7 39.
Ree1 Kf6 40. Ne3 Rd7 41. Nc4 Re7 42. Ne5 Rd6 43. Nc4 Rc6 44. Ne5 Rd6 45. Nc4
1/2-1/2

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.11.27"]
[Round "2"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2855"]
[BlackElo "2782"]
[PlyCount "116"]
[EventDate "2021.??.??"]

{[%evp 0,25,14,26,26,-6,-6,6,6,-15,2,2,18,7,7,0,4,-17,9,26,-6,-15,-28,-32,-29,
-67,-58,-15]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7.
Qc2 b5 8. Ne5 c6 9. a4 Nd5 10. Nc3 f6 11. Nf3 Qd7 12. e4 Nb4 13. Qe2 Nd3 14. e5
Bb7 15. exf6 Bxf6 16. Ne4 Na6 17. Ne5 Bxe5 18. dxe5 Nac5 19. Nd6 Nb3 20. Rb1
Nbxc1 21. Rbxc1 Nxc1 22. Rxc1 Rab8 23. Rd1 Ba8 24. Be4 c3 25. Qc2 g6 26. bxc3
bxa4 27. Qxa4 Rfd8 28. Ra1 c5 29. Qc4 Bxe4 30. Nxe4 Kh8 31. Nd6 Rb6 32. Qxc5
Rdb8 33. Kg2 a6 34. Kh3 Rc6 35. Qd4 Kg8 36. c4 Qc7 37. Qg4 Rxd6 38. exd6 Qxd6
39. c5 Qxc5 40. Qxe6+ Kg7 41. Rxa6 Rf8 42. f4 Qf5+ 43. Qxf5 Rxf5 44. Ra7+ Kg8
45. Kg4 Rb5 46. Re7 Ra5 47. Re5 Ra7 48. h4 Kg7 49. h5 Kh6 50. Kh4 Ra1 51. g4
Rh1+ 52. Kg3 gxh5 53. Re6+ Kg7 54. g5 Rg1+ 55. Kf2 Ra1 56. Rh6 Ra4 57. Kf3 Ra3+
58. Kf2 Ra4 1/2-1/2

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.11.28"]
[Round "3"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2782"]
[BlackElo "2855"]
[PlyCount "81"]
[EventDate "2021.??.??"]

{[%evp 0,32,26,15,18,15,13,13,34,2,16,18,20,13,20,8,15,-9,5,-15,-6,-24,-13,37,
48,35,47,50,56,47,37,38,55,37,29]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5.
O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 d6 10. Nbd2 Re8 11. Nf1 h6 12. Bd2
Bf8 13. Ne3 Ne7 14. c4 bxc4 15. Nxc4 Nc6 16. Rc1 a5 17. Bc3 Bc8 18. d4 exd4 19.
Nxd4 Nxd4 20. Qxd4 Be6 21. h3 c6 22. Bc2 d5 23. e5 dxc4 24. Qxd8 Rexd8 25. exf6
Bb4 26. fxg7 Bxc3 27. bxc3 Kxg7 28. Kf1 Rab8 29. Rb1 Kf6 30. Rxb8 Rxb8 31. Rb1
Rxb1+ 32. Bxb1 Ke5 33. Ke2 f5 34. Bc2 f4 35. Bb1 c5 36. Bc2 Bd7 37. f3 Kf6 38.
h4 Ke5 39. Kf2 Kf6 40. Ke2 Ke5 41. Kf2 1/2-1/2

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.11.30"]
[Round "4"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2855"]
[BlackElo "2782"]
[PlyCount "65"]
[EventDate "2021.??.??"]

{[%evp 0,65,26,15,15,13,55,26,27,23,26,14,30,45,37,60,59,49,56,53,58,30,49,60,
115,115,119,62,62,79,80,68,65,28,31,31,24,-32,-36,-15,-22,6,14,14,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3
Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 c6 9. Re1 Bf5 10. Qb3 Qd7 11. Nc3
Nxc3 12. Bxf5 Qxf5 13. bxc3 b6 14. cxd5 cxd5 15. Qb5 Qd7 16. a4 Qxb5 17. axb5
a5 18. Nh4 g6 19. g4 Nd7 20. Ng2 Rfc8 21. Bf4 Bxf4 22. Nxf4 Rxc3 23. Nxd5 Rd3
24. Re7 Nf8 25. Nf6+ Kg7 26. Ne8+ Kg8 27. d5 a4 28. Nf6+ Kg7 29. g5 a3 30. Ne8+
Kg8 31. Nf6+ Kg7 32. Ne8+ Kg8 33. Nf6+ 1/2-1/2

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.12.01"]
[Round "5"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2782"]
[BlackElo "2855"]
[PlyCount "85"]
[EventDate "2021.??.??"]

{[%evp 0,33,26,23,23,17,13,13,28,9,17,10,20,7,8,17,13,5,61,58,47,37,46,18,9,9,
31,31,50,59,28,33,75,48,46,29]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O
Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Rb8 9. axb5 axb5 10. h3 d6 11. c3 b4 12. d3 bxc3
13. bxc3 d5 14. Nbd2 dxe4 15. dxe4 Bd6 16. Qc2 h6 17. Nf1 Ne7 18. Ng3 Ng6 19.
Be3 Qe8 20. Red1 Be6 21. Ba4 Bd7 22. Nd2 Bxa4 23. Qxa4 Qxa4 24. Rxa4 Ra8 25.
Rda1 Rxa4 26. Rxa4 Rb8 27. Ra6 Ne8 28. Kf1 Nf8 29. Nf5 Ne6 30. Nc4 Rd8 31. f3
f6 32. g4 Kf7 33. h4 Bf8 34. Ke2 Nd6 35. Ncxd6+ Bxd6 36. h5 Bf8 37. Ra5 Ke8 38.
Rd5 Ra8 39. Rd1 Ra2+ 40. Rd2 Ra1 41. Rd1 Ra2+ 42. Rd2 Ra1 43. Rd1 1/2-1/2

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.12.03"]
[Round "6"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2855"]
[BlackElo "2782"]
[PlyCount "271"]
[EventDate "2021.??.??"]

{[%evp 0,32,26,26,26,27,28,2,13,1,8,19,7,-3,-5,-6,-12,-17,-9,-10,-18,-20,-20,
-11,-11,-5,-5,-17,-17,-7,-6,-17,-26,-26,-22]} 1. d4 Nf6 2. Nf3 d5 3. g3 e6 4.
Bg2 Be7 5. O-O O-O 6. b3 c5 7. dxc5 Bxc5 8. c4 dxc4 9. Qc2 Qe7 10. Nbd2 Nc6 11.
Nxc4 b5 12. Nce5 Nb4 13. Qb2 Bb7 14. a3 Nc6 15. Nd3 Bb6 16. Bg5 Rfd8 17. Bxf6
gxf6 18. Rac1 Nd4 19. Nxd4 Bxd4 20. Qa2 Bxg2 21. Kxg2 Qb7+ 22. Kg1 Qe4 23. Qc2
a5 24. Rfd1 Kg7 25. Rd2 Rac8 26. Qxc8 Rxc8 27. Rxc8 Qd5 28. b4 a4 29. e3 Be5
30. h4 h5 31. Kh2 Bb2 32. Rc5 Qd6 33. Rd1 Bxa3 34. Rxb5 Qd7 35. Rc5 e5 36. Rc2
Qd5 37. Rdd2 Qb3 38. Ra2 e4 39. Nc5 Qxb4 40. Nxe4 Qb3 41. Rac2 Bf8 42. Nc5 Qb5
43. Nd3 a3 44. Nf4 Qa5 45. Ra2 Bb4 46. Rd3 Kh6 47. Rd1 Qa4 48. Rda1 Bd6 49. Kg1
Qb3 50. Ne2 Qd3 51. Nd4 Kh7 52. Kh2 Qe4 53. Rxa3 Qxh4+ 54. Kg1 Qe4 55. Ra4 Be5
56. Ne2 Qc2 57. R1a2 Qb3 58. Kg2 Qd5+ 59. f3 Qd1 60. f4 Bc7 61. Kf2 Bb6 62. Ra1
Qb3 63. Re4 Kg7 64. Re8 f5 65. Raa8 Qb4 66. Rac8 Ba5 67. Rc1 Bb6 68. Re5 Qb3
69. Re8 Qd5 70. Rcc8 Qh1 71. Rc1 Qd5 72. Rb1 Ba7 73. Re7 Bc5 74. Re5 Qd3 75.
Rb7 Qc2 76. Rb5 Ba7 77. Ra5 Bb6 78. Rab5 Ba7 79. Rxf5 Qd3 80. Rxf7+ Kxf7 81.
Rb7+ Kg6 82. Rxa7 Qd5 83. Ra6+ Kh7 84. Ra1 Kg6 85. Nd4 Qb7 86. Ra2 Qh1 87. Ra6+
Kf7 88. Nf3 Qb1 89. Rd6 Kg7 90. Rd5 Qa2+ 91. Rd2 Qb1 92. Re2 Qb6 93. Rc2 Qb1
94. Nd4 Qh1 95. Rc7+ Kf6 96. Rc6+ Kf7 97. Nf3 Qb1 98. Ng5+ Kg7 99. Ne6+ Kf7
100. Nd4 Qh1 101. Rc7+ Kf6 102. Nf3 Qb1 103. Rd7 Qb2+ 104. Rd2 Qb1 105. Ng1 Qb4
106. Rd1 Qb3 107. Rd6+ Kg7 108. Rd4 Qb2+ 109. Ne2 Qb1 110. e4 Qh1 111. Rd7+ Kg8
112. Rd4 Qh2+ 113. Ke3 h4 114. gxh4 Qh3+ 115. Kd2 Qxh4 116. Rd3 Kf8 117. Rf3
Qd8+ 118. Ke3 Qa5 119. Kf2 Qa7+ 120. Re3 Qd7 121. Ng3 Qd2+ 122. Kf3 Qd1+ 123.
Re2 Qb3+ 124. Kg2 Qb7 125. Rd2 Qb3 126. Rd5 Ke7 127. Re5+ Kf7 128. Rf5+ Ke8
129. e5 Qa2+ 130. Kh3 Qe6 131. Kh4 Qh6+ 132. Nh5 Qh7 133. e6 Qg6 134. Rf7 Kd8
135. f5 Qg1 136. Ng7 1-0

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.12.04"]
[Round "7"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2782"]
[BlackElo "2855"]
[PlyCount "81"]
[EventDate "2021.??.??"]

{[%evp 0,20,26,23,1,14,24,11,28,3,20,27,6,8,14,5,7,-6,47,50,50,46,48]} 1. e4 e5
2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Rb8 9.
axb5 axb5 10. h3 d6 11. d3 h6 12. Nc3 Re8 13. Nd5 Bf8 14. Nxf6+ Qxf6 15. c3 Ne7
16. Be3 Be6 17. d4 exd4 18. cxd4 Bxb3 19. Qxb3 Ng6 20. Rec1 c5 21. e5 Qf5 22.
dxc5 dxc5 23. Bxc5 Bxc5 24. Rxc5 Nxe5 25. Nxe5 Rxe5 26. Rxe5 Qxe5 27. Qc3 Qxc3
28. bxc3 Rc8 29. Ra5 Rxc3 30. Rxb5 Rc1+ 31. Kh2 Rc3 32. h4 g6 33. g3 h5 34. Kg2
Kg7 35. Ra5 Kf6 36. Rb5 Kg7 37. Ra5 Kf6 38. Rb5 Kg7 39. Ra5 Kf6 40. Ra6+ Kg7
41. Ra7 1/2-1/2

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.12.05"]
[Round "8"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2855"]
[BlackElo "2782"]
[PlyCount "91"]
[EventDate "2021.??.??"]

{[%evp 0,33,26,24,24,24,55,35,38,5,9,11,7,17,-11,-10,38,6,32,33,67,39,25,41,25,
11,20,37,28,43,73,75,51,42,44,65]} 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5.
Nxe5 Nd7 6. Nxd7 Bxd7 7. Nd2 Nxd2 8. Bxd2 Bd6 9. O-O h5 10. Qe1+ Kf8 11. Bb4
Qe7 12. Bxd6 Qxd6 13. Qd2 Re8 14. Rae1 Rh6 15. Qg5 c6 16. Rxe8+ Bxe8 17. Re1
Qf6 18. Qe3 Bd7 19. h3 h4 20. c4 dxc4 21. Bxc4 b5 22. Qa3+ Kg8 23. Qxa7 Qd8 24.
Bb3 Rd6 25. Re4 Be6 26. Bxe6 Rxe6 27. Rxe6 fxe6 28. Qc5 Qa5 29. Qxc6 Qe1+ 30.
Kh2 Qxf2 31. Qxe6+ Kh7 32. Qe4+ Kg8 33. b3 Qxa2 34. Qe8+ Kh7 35. Qxb5 Qf2 36.
Qe5 Qb2 37. Qe4+ Kg8 38. Qd3 Qf2 39. Qc3 Qf4+ 40. Kg1 Kh7 41. Qd3+ g6 42. Qd1
Qe3+ 43. Kh1 g5 44. d5 g4 45. hxg4 h3 46. Qf3 1-0

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.12.07"]
[Round "9"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2782"]
[BlackElo "2855"]
[PlyCount "78"]
[EventDate "2021.??.??"]

{[%evp 0,26,27,-6,3,-31,-31,-17,2,-15,0,-1,24,34,8,0,-2,-2,-14,40,38,25,26,29,
24,17,-4,1,-23]} 1. c4 e6 2. g3 d5 3. Bg2 d4 4. Nf3 Nc6 5. O-O Bc5 6. d3 Nf6 7.
Nbd2 a5 8. Nb3 Be7 9. e3 dxe3 10. Bxe3 Ng4 11. Bc5 O-O 12. d4 a4 13. Bxe7 Qxe7
14. Nc5 a3 15. bxa3 Rd8 16. Nb3 Nf6 17. Re1 Qxa3 18. Qe2 h6 19. h4 Bd7 20. Ne5
Be8 21. Qe3 Qb4 22. Reb1 Nxe5 23. dxe5 Ng4 24. Qe1 Qxe1+ 25. Rxe1 h5 26. Bxb7
Ra4 27. c5 c6 28. f3 Nh6 29. Re4 Ra7 30. Rb4 Rb8 31. a4 Raxb7 32. Rb6 Rxb6 33.
cxb6 Rxb6 34. Nc5 Nf5 35. a5 Rb8 36. a6 Nxg3 37. Na4 c5 38. a7 Rd8 39. Nxc5 Ra8
0-1

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.12.08"]
[Round "10"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2855"]
[BlackElo "2782"]
[PlyCount "81"]
[EventDate "2021.??.??"]

{[%evp 0,36,27,24,24,18,38,23,23,26,26,15,21,5,17,-38,-49,-39,-18,-25,28,25,16,
39,15,9,7,6,15,0,-19,-16,-3,1,6,-26,9,11,17]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4.
Nd3 Nxe4 5. Qe2 Qe7 6. Nf4 Nf6 7. d4 Nc6 8. c3 d5 9. Nd2 Nd8 10. Nf3 Qxe2+ 11.
Bxe2 Bd6 12. O-O O-O 13. Bd3 Re8 14. Re1 Rxe1+ 15. Nxe1 Ne6 16. Nxe6 Bxe6 17.
g3 g6 18. Ng2 Re8 19. f3 Nh5 20. Kf2 c6 21. g4 Ng7 22. Bf4 Bxf4 23. Nxf4 g5 24.
Ne2 f5 25. h3 Kf7 26. Rh1 h6 27. f4 fxg4 28. hxg4 Bxg4 29. Rxh6 Bf5 30. Bxf5
Nxf5 31. Rh7+ Ng7 32. fxg5 Kg6 33. Rh3 Kxg5 34. Rg3+ Kf6 35. Rf3+ Ke7 36. Nf4
Kd6 37. Ng6 Re6 38. Ne5 Ne8 39. Rf7 Rf6+ 40. Rxf6+ Nxf6 41. Ke3 1/2-1/2

[Event "FIDE World Championship 2021"]
[Site "Dubai, United Arab Emirates"]
[Date "2021.12.10"]
[Round "11"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2782"]
[BlackElo "2855"]
[PlyCount "98"]
[EventDate "2021.??.??"]

{[%evp 0,52,27,24,18,18,18,18,18,12,13,-4,6,21,65,8,8,11,24,15,18,17,13,13,42,
21,26,12,20,6,19,8,20,21,15,-6,10,7,3,-16,-23,-12,9,-32,-33,-26,-20,-145,-164,
-285,-287,-285,-255,-285,-241]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3
d6 6. O-O a5 7. Re1 Ba7 8. Na3 h6 9. Nc2 O-O 10. Be3 Bxe3 11. Nxe3 Re8 12. a4
Be6 13. Bxe6 Rxe6 14. Qb3 b6 15. Rad1 Ne7 16. h3 Qd7 17. Nh2 Rd8 18. Nhg4 Nxg4
19. hxg4 d5 20. d4 exd4 21. exd5 Re4 22. Qc2 Rf4 23. g3 dxe3 24. gxf4 Qxg4+ 25.
Kf1 Qh3+ 26. Kg1 Nf5 27. d6 Nh4 28. fxe3 Qg3+ 29. Kf1 Nf3 30. Qf2 Qh3+ 31. Qg2
Qxg2+ 32. Kxg2 Nxe1+ 33. Rxe1 Rxd6 34. Kf3 Rd2 35. Rb1 g6 36. b4 axb4 37. Rxb4
Ra2 38. Ke4 h5 39. Kd5 Rc2 40. Rb3 h4 41. Kc6 h3 42. Kxc7 h2 43. Rb1 Rxc3+ 44.
Kxb6 Rb3+ 45. Rxb3 h1=Q 46. a5 Qe4 47. Ka7 Qe7+ 48. Ka8 Kg7 49. Rb6 Qc5 0-1

[Event "Southern Idaho Open"]
[Site "Twin Falls, ID"]
[Date "2021.11.13"]
[Round "2"]
[White "Kodihalli, Kaustubh"]
[Black "Belew, Finn"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1803"]
[BlackElo "1552"]
[Annotator "Ralph Dubisch"]
[PlyCount "99"]
[EventDate "2021.11.13"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Bd3 Nd7 (4... e5 5. Ne2) 5. Nf3 (5. f4 $5) 5...
Ngf6 (5... e5 6. O-O Ngf6) 6. e5 $6 (6. O-O e5 7. Re1 O-O 8. Nbd2 $14) 6...
dxe5 7. dxe5 Ng4 (7... Nc5 $1 8. Bb5+ Nfd7 9. Be3 O-O $15) 8. e6 $1 Nde5 9.
exf7+ (9. Bb5+ $5 c6 10. exf7+ Kxf7 11. Ng5+ Ke8 (11... Kf6 $2 12. Nxh7+ $1)
12. Qxd8+ Kxd8 13. Be2 $13) 9... Kf8 (9... Kxf7 $5) 10. Nxe5 Nxe5 11. Be2 (11.
Be4 $5) 11... Qxd1+ 12. Kxd1 Kxf7 13. Bf4 Be6 (13... Bf5 $15) 14. Re1 Rhd8+ 15.
Kc1 c5 16. Nd2 Nd3+ 17. Bxd3 Rxd3 18. Ne4 Bf5 19. Nxc5 Rxc3+ $1 20. bxc3 Bxc3
21. g4 $1 Bxe1 ({The accurate tactic here is} 21... Rc8 $1 22. gxf5 Rxc5 23.
Be3 Rc6 24. fxg6+ hxg6 25. Rb1 (25. Bxa7 Bxa1+ 26. Kb1 Bf6) 25... Bxe1+ 26. Kd1
Ba5 27. Rxb7) 22. gxf5 Rc8 23. fxg6+ hxg6 24. Kb2 Bxf2 25. Nb3 $16 Rc4 26. Be5
Re4 27. Rf1 Rxe5 28. Rxf2+ Kg7 29. Kc2 Rh5 30. Nd4 Re5 31. Kd3 a6 32. Re2 Kf6
33. Rb2 b5 34. Rc2 e6 35. Rc6 a5 36. Rb6 b4 37. Kc4 g5 38. Kd3 (38. Rb5 $5)
38... g4 39. Rc6 Kf7 (39... Re1 40. Ra6 Re5 41. Rc6 Re1 42. Rc2 a4 $14 {
Black has real drawing chances here. A sample line (likely not representing
perfect play) goes} 43. Re2 $6 Rxe2 44. Nxe2 (44. Kxe2 e5 45. Nc6 b3 46. axb3
axb3 47. Kd3 e4+ 48. Kc3 e3 49. Nd4 Kg5 50. Kxb3 g3 51. hxg3 Kg4) 44... Kg5 45.
Kc4 b3 46. axb3 axb3 47. Kxb3 Kh4 48. Nf4 g3 49. h3 g2 50. Nxg2+ Kxh3) 40. Rc2
Kg6 41. Kc4 Re4 42. Re2 Rxe2 43. Nxe2 Kf5 44. Kb5 Ke4 45. Kxa5 e5 46. Kxb4 Kf3
47. Ng3 Kg2 48. a4 Kxh2 49. a5 Kxg3 50. a6 1-0

[Event "Southern Idaho Open"]
[Site "Twin Falls, ID"]
[Date "2021.11.13"]
[Round "4"]
[White "Fritchen, Zachary"]
[Black "Price, Josh"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "1727"]
[BlackElo "1556"]
[Annotator "Ralph Dubisch"]
[PlyCount "93"]
[EventDate "2021.11.13"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "USA"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 Nbd7 7. Qc2 c6 8. Nbd2
b6 9. e4 dxe4 10. Nxe4 Bb7 11. Rd1 Nxe4 12. Qxe4 Nf6 (12... Qc8 13. Bf4 Re8 14.
Qc2 c5 15. d5 $14) 13. Qc2 Bd6 14. c5 $1 {White plays to limit the activity of
the black bishops, especially the "bad" bishop on b7. Yes, this weakens the
d5-square, but that's just one square, and White can play around a knight
posted there.} Bc7 15. Bg5 {Or White might choose to eliminate the knight
before it reaches the outpost...} h6 16. Bxf6 Qxf6 17. b4 Rad8 18. Qe4 Rd5 19.
Bf1 Rfd8 20. Bc4 R5d7 (20... Rf5 $5 21. Ne5 $5 (21. Kg2 $14) 21... Kf8 (21...
Rxf2 $4 22. Ng4 Qf3 23. Nxf2 $18) (21... Bxe5 $6 22. dxe5 Rxd1+ 23. Rxd1 Rxe5
24. Qf4 $1 {White plans to win that b7-bishop:} Qxf4 (24... b5 25. Qxf6 gxf6
26. Bb3 $18) 25. gxf4 Rf5 (25... Rh5 26. Rd8+ Kh7 27. cxb6 axb6 28. Rb8 b5 29.
Bd3+) (25... Rd5 {is probably best, but still losing.} 26. Bxd5 exd5 27. cxb6
axb6 28. a4 $18) 26. Rd8+ Kh7 27. Bd3) 22. Ng4 Qe7 23. Ne3 Rg5 24. Rac1 $16)
21. Re1 g6 22. h4 h5 23. Rac1 Kg7 24. a3 b5 ({Black might consider an exchange
sacrifice to change the basic character of the position. Here:} 24... Rxd4 $5
25. Nxd4 Rxd4 26. Qe3 bxc5 27. bxc5 Bc8 $14 {Black has improved his position,
though there are still problems to solve.}) 25. Bb3 a5 26. Qe3 a4 27. Bc2 Rd5
28. Be4 R5d7 29. Re2 Bb8 30. Rce1 Bc7 31. Kg2 Bb8 32. Rd2 Kg8 33. Red1 Qg7 34.
Qg5 Rc8 35. Qe3 Bc7 36. Ne5 $1 {The "bang" is not necessarily saying this is
the best move, but it's for recognizing that the pawn-down position favors
White, and that White must do something more radical than the maneuvers tried
so far to make progress.} Bxe5 37. dxe5 Rxd2 38. Rxd2 Qxe5 39. Rd7 Rc7 40. Rd8+
Kg7 41. f4 (41. Qd3 $16 {e.g.:} Re7 42. Bf3 Qc7 43. Rd6 Qc8 44. Be4 f5 45. Bf3
Qe8 46. Qd4+ e5 (46... Kf7 47. Rd8 $18) 47. Qd2 {and the threat of Bxh5 looms.}
) 41... Qb2+ 42. Kh3 (42. Kg1 Re7 43. Bg2 $14) 42... Qf6 ({Black's best chance
is to break in the center at an appropriate time. Like, now.} 42... e5 $1 43.
Bg2 Bc8+ 44. Kh2 Bf5 45. Qxe5+ Qxe5 46. fxe5 Rd7 47. Rxd7 Bxd7 $14) 43. Qd3 Bc8
(43... Qe7 44. Qd6 (44. Kh2) 44... f6 (44... Qxd6 45. cxd6 Rc8 46. Rxc8 Bxc8
47. Bxc6 $18) 45. Kg2 (45. Qd3 Bc8 46. Bxg6 e5+ 47. f5 $16) 45... Qf7 46. Qd3
e5 47. Bxg6 $18) 44. Qd6 e5+ 45. Kg2 exf4 46. Rg8+ Kxg8 47. Qxf6 1-0

[Event "WA Fall Mini-Teams Championship"]
[Site "Chess.com"]
[Date "2021.11.13"]
[Round "3"]
[White "May, Andy"]
[Black "Malugu, Satyajit"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1816"]
[BlackElo "2042"]
[Annotator "Ralph Dubisch"]
[PlyCount "55"]
[EventDate "2021.??.??"]
[TimeControl "1500+5"]

{[%evp 0,55,25,10,39,39,46,14,14,21,13,13,17,-28,1,-1,8,-126,-134,-129,-127,
-127,-47,-37,-47,-69,-52,-55,-53,-75,-37,-64,-30,-30,-11,1,13,12,29,29,54,71,
32,75,42,66,154,106,63,71,224,215,217,139,637,646,638,646]} 1. e4 c5 2. Nc3 e6
3. f4 Nc6 4. Nf3 d5 5. Bb5 Nf6 6. Qe2 Be7 7. O-O O-O 8. d3 $2 ({Could lead to
trouble.} 8. e5 Nd7 9. Bxc6 bxc6 10. Kh1 $15) 8... Nd4 9. Nxd4 cxd4 10. Nd1 Bd7
$6 (10... Qb6 $1 11. e5 (11. Ba4 $4 dxe4 12. dxe4 $2 d3+ 13. Qf2 d2 $3 14. Bxd2
Nxe4 15. Qxb6 axb6 {and too many white pieces are hanging.}) 11... Qxb5 12.
exf6 Bxf6 $17 {White is down material and virtually unable to activate any
pieces.}) 11. Bxd7 Nxd7 12. e5 Rc8 13. c3 Bc5 14. Kh1 f5 15. exf6 $6 (15. b4 {
gives rise to some interesting speculation:} dxc3 $5 (15... Be7 16. cxd4 Bxb4
17. Rb1 $13) 16. bxc5 d4 {with very distinct positional compensation for the
piece. In fact, Stockfish here gives} 17. Nxc3 dxc3 18. d4 {as one of the top
choices, with} b6 19. Qc4 {reaching a very murky sort of equality.}) 15... Rxf6
(15... Qxf6 {may even be slightly in Black's favor.}) 16. Nf2 dxc3 17. Ng4 Rg6
18. bxc3 Qh4 $6 ({Black commits to a kingside attack, but things start to go
slightly wrong here. Safer and roughly level is} 18... Qc7 19. Bd2 Rf8 {.}) 19.
h3 h5 20. Ne5 Nxe5 21. fxe5 Bb6 22. Bd2 Rg3 $6 (22... Ba5 $5) 23. Kh2 Rg6 24.
Qf3 Qa4 $2 (24... Bc7 {looks like a better try. To gain a real advantage,
White likely needs to find} 25. Bf4 $1 ({, since} 25. d4 Rf6 26. Qe2 Rcf8 {
looks about equal, and}) (25. Qe3 Rd8 {is at best a small edge for White in a
still complex situation.})) 25. Qxh5 Qe8 {Aiming for the cheapo ...Rxg2+.} 26.
Qf3 ({White could try the faster} 26. g3 {, intending Rf4 and Raf1,
threatening Rf8+ or Rh4. That g6-rook is a major problem for Black.} Ba5 27.
Rf4 Bxc3 28. Bxc3 Rxc3 29. Raf1) 26... Qa4 $2 ({Apparently hoping for a
repetition, but of course White now has much better.} 26... Bc7 {intending} 27.
d4 Rf6 $5 {still leaves White on the verge of winning, but at least it solves
one problem.}) 27. Qf7+ Kh7 28. Rf4 1-0

[Event "Northwest Chess Winter Open"]
[Site "Chess.com"]
[Date "2021.12.11"]
[Round "4"]
[White "Willy, Stephen"]
[Black "Ackerman, Ryan"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1802"]
[BlackElo "1888"]
[Annotator "Stephen Willy and Ralph Dubisch"]
[PlyCount "107"]
[EventDate "2021.??.??"]
[TimeControl "1800+5"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Ne7 6. O-O Nbc6 7. h3 O-O 8.
c3 Bf5 9. Bg5 Qd7 10. Re1 Bxd3 11. Qxd3 f6 12. Be3 Qf5 13. Qxf5 Nxf5 14. Nbd2
Rfe8 15. Nf1 Kf7 16. Bd2 h5 17. Rxe8 Rxe8 18. Re1 Rxe1 19. Nxe1 b6 20. g3 Na5
21. Ng2 c5 22. Nfe3 Ke6 23. dxc5 bxc5 24. b3 Nc6 25. c4 Nxe3 26. Nxe3 d4 27.
Nd5 Ne7 $2 (27... Kf5 $1 28. Kf1 Ke4 29. Ke2 d3+ 30. Kd1 Nd4 $15) 28. Nxe7 Bxe7
29. Kf1 Kf5 30. Ke2 Ke4 31. f3+ Kf5 32. g4+ hxg4 33. hxg4+ Ke5 34. Kd3 g6 35.
f4+ Ke6 36. Ke4 f5+ 37. gxf5+ gxf5+ 38. Kd3 Bh4 39. Ke2 Kf6 40. Ba5 Kg6 41. Kf3
Kh5 42. Bd2 Bf6 43. a3 Kh4 $2 $16 (43... Kg6 44. b4 Kf7 45. Ke2 Ke6 46. Kd3 Kd6
{repositions the black king to aid in defense.}) 44. b4 $1 Be7 (44... cxb4 45.
axb4 a6 46. Bc1 $1 {Planning Bb2 and a c-pawn advance.} d3 (46... Be7 47. c5)
47. Ke3 $18) 45. b5 Kh5 46. a4 Bd8 47. a5 $2 (47. Bc1 $1 Bb6 (47... Ba5 48. Ba3
Bb4 49. a5 $3 Bxa3 (49... Bxa5 50. Bxc5 $18) 50. b6 $18) 48. Ba3 a5 $1 (48...
Kg6 49. a5 Bxa5 50. Bxc5 $18) 49. bxa6 Ba7 $16 {requires White to work out a
win, likely involving zugzwang, bringing the bishop to b6 with pawn on a5, and/
or king pentration.}) 47... Kg6 $2 (47... Bc7 48. a6 (48. b6 axb6 49. a6 Bb8)
48... Bb6) 48. b6 $1 a6 (48... Bxb6 49. axb6 axb6 50. Be1 Kf7 51. Bh4 Ke8 $16 {
again leaves White working to discover a winning plan.}) 49. Bc1 Kf7 (49... Be7
50. b7 Bd6 51. Ba3 d3 52. Bxc5 (52. Ke3 Kf7 53. Kxd3 Bxf4 54. Bxc5 Bb8 $13)
52... d2 53. Ke2 Bxf4 54. Ba7 $18) 50. Ba3 Be7 (50... Ke6 51. b7 Bc7 52. Bxc5
d3 53. Ke3 $18) 51. b7 Bd6 52. Bxc5 Bb8 53. Bxd4 Ke6 54. Be5 (54. Be5 Ba7 55.
b8=Q Bxb8 56. Bxb8 $18) 1-0

[Event "Northwest Chess Winter Open"]
[Site "Chess.com"]
[Date "2021.12.11"]
[Round "3"]
[White "Willy, Stephen"]
[Black "Kahnamouei, Ali Shakeri"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1802"]
[BlackElo "2056"]
[Annotator "Stephen Willy and Ralph Dubisch"]
[PlyCount "81"]
[EventDate "2021.??.??"]
[TimeControl "1800+5"]

1. e4 e6 2. c4 Nc6 3. d4 Bb4+ 4. Bd2 Qh4 $5 5. Bd3 $6 (5. Nf3 Qxe4+ 6. Be2
Bxd2+ 7. Qxd2 $13 {, and White develops compensation for the pawn playing Nc3
with tempo on the queen.}) 5... Bxd2+ 6. Qxd2 Nxd4 7. Nc3 Nf6 $6 (7... d6 $15)
8. g3 $2 (8. e5 Ng4 9. g3 Qh6 10. f4 d6 $13) 8... Qh5 9. Qe3 e5 (9... Qc5 $5
10. Nge2 e5 11. O-O d6 $17) 10. f3 d6 11. h4 O-O $6 (11... Nd7 {gives the
queen some paths back home.} 12. Nd5 Kd8 13. O-O-O (13. g4 Qh6 14. g5 Qh5 15.
O-O-O $15) 13... f6 14. g4 Qf7 (14... Qh6 15. f4) 15. Ne2 Ne6 $15 {is quite
unclear, but Black does have an extra pawn.}) 12. g4 Nxg4 13. fxg4 Qxg4 14. Qg5
Qf3 $2 (14... f5 $1 {with good compensation, for example} 15. Qxg4 fxg4 16.
O-O-O Bd7 17. Nge2 Ne6 18. Rhf1 g6 $13 {.}) 15. Nxf3 Nxf3+ 16. Ke2 Nxg5 17.
hxg5 f6 18. gxf6 ({Or} 18. Rag1 $16) 18... Rxf6 19. Nd5 Bg4+ 20. Kd2 Rf2+ 21.
Kc3 Rf7 22. Rag1 Bf3 23. Rh3 c6 (23... Raf8 24. c5 $16) 24. Ne3 b5 $2 (24...
Rf4 25. Nf5 g6 26. Nxd6 $16 {White is very close to winning in all these lines.
}) 25. Nf5 $18 Rxf5 26. exf5 e4 27. cxb5 cxb5 28. Bxb5 Rc8+ 29. Kd4 Kh8 30. Bc4
Rf8 31. Be6 a6 32. Rc1 a5 33. Rg1 a4 34. Rhg3 h6 35. Rxg7 h5 36. Ra7 (36. R1g6
{intending Re7 and Rh6# seems the quickest win.}) 36... Bg4 37. Kxe4 Rb8 38.
Kf4 Rb4+ 39. Kg5 Rb7 40. Rxb7 Be2 41. Kh6 1-0

[Event "Casual Game"]
[Site "Boise, ID"]
[Date "2021.12.11"]
[Round "?"]
[White "Machin, Alex James"]
[Black "Roland, Jeffrey T"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1782"]
[BlackElo "1700"]
[Annotator "Ralph Dubisch"]
[PlyCount "48"]
[EventDate "2021.??.??"]
[EventType "game"]
[EventCountry "USA"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 Nbd7 7. cxd5 exd5 8.
e3 O-O 9. Bd3 c5 (9... c6 {is, of course, the normal, slightly passive,
continuation. After} 10. Qc2 Re8 11. O-O Ne4 {it's about even.}) 10. dxc5 (10.
O-O $5) 10... Nxc5 11. Nd4 Nxd3+ (11... Nce4 $5 12. Bxe4 Nxe4 ({Or} 12... dxe4
13. O-O $14 ({, but not} 13. Bxf6 $6 Bxf6 14. Nxe4 $4 Bxd4 15. exd4 Re8 $19))
13. Bxe7 Qxe7 14. Nxd5 Qg5 15. Nf4 Qa5+ {gives Black at least some
compensation for the pawn.}) 12. Qxd3 Be6 13. O-O Nh5 $6 ({Although it's
standard in Queen's Gambit Declined positions for Black to be cramped and in
need of piece exchanges, here the more important positional element is the IQP
-- the isolani on d5. When playing with an isolated pawn like this one,
exchanges just tend to accentuate the weakness and bring the game closer to a
slightly disadvantageous endgame. Also the knight on the rim will need time to
return to the action.} 13... Rc8 $14 {seems a better choice.}) 14. Bxe7 Qxe7
15. Nf5 $5 ({White embarks on a tactical mission to win the d-pawn. Another
attempt,} 15. Nxd5 $2 Bxd5 16. Nf5 {runs into the pin} Qg5 $1 17. Qxd5 g6 18.
Nxh6+ Qxh6 19. Qxb7 $16 {, when White's three pawns for the knight aren't very
threatening.}) (15. Rfd1 $14 {is the natural, conservative continuation.})
15... Qd7 16. Nxd5 $5 (16. Nd4 $14 {returns to the recognizable tableau, with
Black having the isolated queen pawn.}) 16... Rad8 (16... Rae8 $5 {takes away
the e7-forks, and starts a relatively forced sequence to an equal ending.} 17.
e4 Bxf5 18. exf5 Re5 19. Rad1 Rd8 20. Ne7+ Rxe7 21. Qf3 Qe8 22. Qxh5 Rxd1 23.
Qxd1 Re2) 17. Nde7+ $2 ({Wrong knight!} 17. Nfe7+ Kh8 18. Rfd1 Rfe8 19. Qe2 g6
20. Nxg6+ $1 fxg6 21. Nf6 $1 {, and now Black must choose between playing two
minors vs rook and two pawns, or giving up the queen and pawns for rook and
two minors. All very unclear, but the engine claims it favors White by a small
margin.} Nxf6 22. Rxd7 Rxd7 $14) 17... Kh8 $2 ({The Stockfish engine finds the
truly non-intuitive} 17... Kh7 $1 {, walking into a discovered check! But
there's no danger, and the improved king position leads to a Black advantage:}
18. Nd4+ g6 19. Qa3 Rfe8 20. Nxg6 fxg6 $17) 18. Qxd7 $2 (18. Qc2 $1 g6 (18...
Qd2 19. Qc5 Qxb2 20. Nd4 Nf4 21. Rab1 $13 {Very messy.}) 19. Rfd1 $1 Qe8 20.
Rxd8 Qxd8 21. Rd1 Qe8 22. Nxg6+ fxg6 23. Nd6 $13 {With g6 falling, White will
end up with three pawns for the piece.}) 18... Rxd7 19. Rfd1 Rfd8 20. Rxd7 Rxd7
21. Rc1 (21. g4 Nf6 $17 {Knights that protect each other lose mobility and
influence, and become vulnerable to undermining threats, such as ...g6 here.})
21... g6 22. Rc8+ (22. Nxg6+ fxg6 23. Nd4 $19 {Black is technically winning,
of course, but with two pawns for the piece and a super-solid knight in the
center, White can put up stiff resistance.}) 22... Kh7 23. g4 Rd1+ 24. Kg2 Bxc8
0-1

