The PRO Chess League consists of 48 teams from around the world, with many of the world's top-10 players, playing online rapid matches once a week. The format is a Rapid Schevenningen Match: so every player plays all four opponents on the opposing team, with a time control of G/15 + 2s.
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[Event "PRO Chess"]
[Site "Chess.com"]
[Date "2017.01.18"]
[Round "?"]
[White "Hambleton, KNVB."]
[Black "Preotu, Razvan"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2436"]
[BlackElo "2495"]
[Annotator "John Upper"]
[PlyCount "124"]
[EventDate "2017.01.18"]
[EventType "team-schev (rapid)"]
[EventRounds "4"]
[WhiteClock "0:00:07"]
[BlackClock "0:00:02"]
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. f3 c5 (6... e5 {was
Kasparov's main choice, but since then Black has preferred other moves: ...a6,
...Nc6, and ...c5.}) 7. Nge2 {Black gets good comp if White takes on c5:} (7.
dxc5 dxc5 8. Qxd8 Rxd8 9. Bxc5 Nc6 $44 10. Nge2 b6 11. Ba3 Bb7 12. Rd1 Nd7 13.
Nd5 Nde5 14. Nec3 e6 15. Ne7+ Nxe7 16. Bxe7 Rdc8 $15 {0-1 (69) Mchedlishvili,M
(2618)-Bacrot,E (2720) Tromsoe 2014}) 7... Nc6 8. d5 Ne5 9. Ng3 e6 10. Be2 exd5
11. cxd5 a6 12. a4 {With the central exchange the position has transposed to a
Benoni. Typically, Black will hvave to play a pawn sac to activate his pieces,
either by ...b5, or (as in the game) by flinging his kingside pawns up the
board and hoping the holes left behind give him some squares for his minor
pieces.} h5 13. O-O Nh7 (13... Bd7 14. Qd2 h4 15. Nh1 h3 16. g4 $1 $14 {
and the h3-pawn will not get to play for long.}) 14. Qd2 h4 15. Nh1 f5 16. Nf2
{Still over 100 games in the database up to here. Now Black plays a Novelty.}
h3 $146 (16... Bd7 17. a5 b5 18. axb6 Qxb6 19. f4 Nf7 20. e5 $5 dxe5 21. Nd3
exf4 22. Rxf4 $13 Rfe8 23. Bxc5 Qf6 24. Rb4 Nd6 25. Rb6 Nc4 $1 26. Rxf6 Nxd2
27. Rxg6 Nf8 28. Rg5 Nh7 29. Rxg7+ $1 Kxg7 30. Bd4+ Nf6 31. Nc5 Bb5 32. Bh5 $18
{½-½ (77) Cheparinov,I (2681)-Mikhalevski,V (2559) Jerusalem, 2015.} Rec8 33.
Ne6+ $2 (33. Nxb5 $1 axb5 34. Rxa8 Rxa8 35. d6 $1 $18 {the cross-fire from
White's Bs prevent the K or the Ns from stopping the d-pawn.}) 33... Kh6 34.
Bf7 $14 {1/2-1/2 (77) Cheparinov,I (2681)-Mikhalevski,V (2559) Jerusalem 2015})
17. Nxh3 fxe4 18. Nxe4 Bxh3 19. gxh3 Qh4 20. Kg2 (20. Nxd6 Qxh3 (20... Rad8 21.
f4 Qxh3 22. Bxc5 $1 $16 {Black's is attacking with only his Q.}) 21. Bf4 $1 {
when Bg3 defends the King and the isolated pawns and the obvious ways to get
Black's minors into the attack look too slow, e.g.} g5 22. Bg3 Ng6 23. Bc4 Nh4
24. Qe2 $16) 20... Nf6 21. Nxf6+ Qxf6 22. f4 Nf7 23. Bg4 Rae8 24. Be6 Rxe6 {
Computers don't like this, but it has to be the first candidate move for a
human: removing White's best-placed piece and unpinning the N and getting a
pawn is a small price for the exchange.} (24... Qxb2 $2 25. Qxb2 Bxb2 26. Rab1
Bc3 27. Rxb7 {is obviously awful.}) 25. dxe6 Qxe6 26. Rae1 Qe4+ 27. Kg1 Qf5 28.
b3 b5 29. axb5 axb5 30. b4 Rc8 $1 {Recognizing that he has no attack on the
white K, Black aims to play where he has a plus: pushing his queenside passer
(s).} 31. Rc1 c4 32. Bd4 Qxh3 33. Bxg7 Kxg7 34. Qd4+ Kh7 35. Qd5 Rf8 (35... Nh6
$1 36. Qb7+ $1 (36. Qxd6 $2 Qe3+ 37. Kg2 Qe4+ $11 {gives Black a perpetual.})
36... Kh8 37. Rf3 $5 (37. Qxb5 $2 Ng4 38. Rc2 Qe3+ $15) 37... Qe6 38. Qxb5 Qg4+
39. Rg3 Qxf4 $13) 36. f5 (36. Rce1 $1 {and then f4-f5; and if} Qg4+ 37. Kh1 $1)
36... g5 (36... Ne5 $1 {a very hard move to even consider, since it breaks up
the shell around the black K and allows White to force off and force away some
of the pieces that are harassing the white K, but it's good:} 37. fxg6+ (37.
Qxd6 Qe3+ {starts a perpetual.}) 37... Kg7 38. Rxf8 Qe3+ 39. Rf2 Qxc1+ $13) 37.
f6 (37. Rce1 $1 {puts the R on a safe square and prepares to go after the
black K:} c3 38. Rf3 $1 Qg4+ 39. Rg3 Qxb4 40. Qe6 $18) 37... Ne5 38. Qe4+ Kh6
39. f7 Rxf7 40. Rxf7 Nxf7 41. Rf1 Ne5 $11 {Both players were low on time, and
start to make some serious errors.} 42. Rf6+ Kg7 43. Rxd6 $4 $138 Nf7 $4 (43...
Nf3+ 44. Kf2 Qxh2+ 45. Kxf3 Qxd6 $19) 44. Rg6+ $1 $18 Kf8 45. Rf6 (45. Qa8+ $1
Ke7 46. Qa7+ Kf8 (46... Qd7 47. Qc5+ Ke8 (47... Nd6 48. Qe5+ $18) 48. Rg8#) 47.
Qc5+ Ke8 48. Rg8+ Kd7 49. Qc8+ $18 {skewers the Qh3.}) 45... Qd7 46. Qf5 Qd1+
47. Kg2 Qd2+ 48. Kg3 Qe3+ 49. Kg4 {White was very low on time, but before
blocking the checks with his Q he cagily shuffles his K to gain a few seconds
on the increment.} Qe2+ 50. Kg3 Qe1+ 51. Kg2 Qe2+ 52. Kg1 Qe1+ 53. Kg2 Qe2+ 54.
Qf2 Qe4+ 55. Qf3 Qe7 56. Rb6 $2 (56. Rf5 $1 {keeping the pin ties down the Q:}
Kg7 57. Rxb5 $18) 56... Qxb4 $13 57. Rb7 (57. Qf6 Qd2+ 58. Kg3 Qe3+ 59. Kg4
Qe4+ 60. Kh5 Qh4+ 61. Kg6 Qh6+ 62. Kf5 Qh3+ 63. Kg6 $11) 57... Qd2+ $11 58. Kg3
Qd6+ 59. Kg4 Qe6+ 60. Kg3 Kg7 (60... Qd6+ $11) 61. Rxb5 Nd6 $2 62. Rd5 $4 {
Possibly a mouse-slip, since Rxg5+ is a clear win} (62. Rxg5+ $18) 62... Ne4+
$1 $19 {Black wins the R. attack2mateU won on time} 0-1
[Event "PRO Chess"]
[Site "Chess.com"]
[Date "2017.01.18"]
[Round "?"]
[White "Preotu, Razvan"]
[Black "Kleinman, Michael"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2495"]
[BlackElo "2283"]
[Annotator "John Upper"]
[PlyCount "55"]
[EventDate "2017.01.18"]
[EventType "team-schev (rapid)"]
[EventRounds "4"]
[WhiteClock "0:05:12"]
[BlackClock "0:07:06"]
1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Nxc6 (6. Bb5 Bd7 7.
Nxc6 Bxc6 8. Bxc6+ bxc6 9. c4 Nf6 10. Qa4 {is generally reckoned to be a bit
better for White.} Qd7 (10... Qc7 11. exd5 exd5 12. O-O Be7) 11. e5 Ng4 12. Nf3
f6 13. exf6 gxf6 14. cxd5 exd5 15. O-O $14 Bd6 16. Bf4 c5 $2 17. Rfe1+ Be7 18.
Rxe7+ $1 Kxe7 19. Re1+ Ne5 (19... Kd8 20. Qa5+ Kc8 21. Qxc5+ {is mating.}) 20.
Qc2 (20. Qa6 $1 $18) 20... Rhe8 21. Bxe5 fxe5 22. Nxe5 Kd6 23. f4 $1 $16 Qg7
24. b4 $1 c4 25. Qc3 $2 (25. Nxc4+ $3 {leads to a shocking king hunt:} dxc4 26.
Rd1+ Ke7 27. Qf5 Rad8 28. Re1+ Kd6 29. Qc5+ Kd7 30. Qxa7+ $18) 25... Qc7 26.
Kh1 Rac8 $14 {1-0 (46) Anand,V (2803)-Bartel,M (2622) Berlin (rapid) 2015})
6... bxc6 7. Bd3 Nf6 8. O-O Be7 9. Qe2 Qc7 10. c4 d4 (10... O-O 11. b3 dxe4 12.
Nxe4 Nxe4 13. Qxe4 {1/2-1/2 (13) Degraeve,J (2465)-Renet,O (2505) Nantes 1993})
11. e5 Nd7 12. Nf3 c5 13. Re1 h6 14. Bf4 Bb7 15. b4 $5 (15. Nd2 {maneuvering
to e4 would be a less dynamic but not worse way to play.}) 15... g5 $5 {
Very commital, but strong if followed up correctly.} (15... O-O-O {is playable,
but there's no need to commit the K yet.}) 16. Bg3 g4 $6 (16... h5 $1 {is much
better, gaining time off the minors in front of White's K to open lines:} 17.
h3 (17. h4 gxh4 18. Bxh4 Rg8 $1 $17 {and even though Black's K is still in the
center, his attack starts first.}) 17... g4 18. hxg4 hxg4 19. Nh2 cxb4 $1 20.
Nxg4 O-O-O $15 {Black's queenside looks draftier than it is, and White's
kingside minors can't get at it, and Black's Nc5 will hold it together.}) 17.
Nd2 h5 18. b5 O-O-O 19. Ne4 {Black has a tough choice: can he allow White to
play Nd6, or can he survive if he opens the diagonal to the Bg3?} Nxe5 $6 (
19... h4 20. Nd6+ Bxd6 (20... Kb8 21. Nxb7 $1 (21. Nxf7 hxg3 22. hxg3 Rhg8 23.
Nxd8 Bxd8 {and how will White activate his R's?}) 21... Kxb7 (21... Rdg8 $5)
22. Bf4 {Black will miss his light-squared B.... but possibly not for long,
since White's attack is so strong.}) 21. exd6 Qb6 22. Bf4 Rde8 {to play ...e5.}
) 20. Ng5 $1 $16 Bxg5 21. Bxe5 Qe7 22. Bxh8 Rxh8 23. Be4 Bf4 24. a4 (24. Bxb7+
Qxb7 {and there's no Qe4 check.}) 24... Re8 25. a5 f5 $4 26. Bxf5 $18 (26.
Bxb7+ Kxb7 27. g3 Bb8 28. f4 $18) 26... Bxg2 27. Qxe6+ $1 (27. Kxg2 Qh4 28.
Bxe6+ Kb8 29. Rh1 {also wins.}) 27... Qxe6 28. Rxe6 {attack2mateU won by
resignation} 1-0
[Event "PRO Chess"]
[Site "Chess.com"]
[Date "2017.01.18"]
[Round "?"]
[White "Li Chao, (chessawp)"]
[Black "Preotu, Razvan"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2746"]
[BlackElo "2495"]
[Annotator "John Upper"]
[PlyCount "59"]
[EventDate "2017.01.18"]
[EventType "team-schev (rapid)"]
[EventRounds "4"]
[WhiteClock "0:06:19"]
[BlackClock "0:11:08"]
1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. e4 $5
{A rare move, Nf3 is usual, but it lets White go Nge2 and play for b4.} O-O 9.
Nge2 {White usually puts this N to f3, then cycles it to the queenside via d2.
On e2 it's only function is to defend the Nc3, and allow f2-f3, if White wants
to be hyper-careful to prevent play against e4. Black scores around 60% from
here.} Na6 {Not sure this makes sense before White plays a2-a4, as in the Giri
game below.} (9... Re8 10. a4 $6 (10. O-O b5 $132) 10... Na6 11. O-O Nb4 $11
12. Bg5 h6 13. Bf4 Ng4 14. h3 (14. Nb5 Ne5 15. Nec3 a6 $11 (15... Nbd3 $5))
14... Ne5 15. Bxe5 Bxe5 $15 {0-1 (45) Arngrimsson,D (2375)-Giri,A (2722)
Reykjavik 2013}) (9... Nbd7 10. O-O Rb8 11. a4 a6 12. Rb1 Re8 13. Bf4 Ne5 14.
b4 c4 15. Be3 Nfg4 16. Ba7 Ra8 17. Bd4 Nd3 18. Qd2 Bxd4 19. Nxd4 Qb6 20. Nc2
Bd7 21. h3 $1 Nge5 22. a5 $1 Qa7 23. Kh2 $1 f6 24. f4 $1 {Black's pieces get
driven back, and White's pieces can march though the center.} Nf7 25. Ne3 $16 (
25. e5 $1 $16 fxe5 26. Ne4 Kg7 27. fxe5 Ndxe5 28. Nd4 $40) 25... Rac8 26. e5 $6
fxe5 27. Ne4 $2 (27. f5 $1 $16) 27... exf4 $17 28. Nf6+ Kh8 29. Nxe8 Qxe3 $1
30. Qc3+ $2 Nde5 $19 {0-1 (38) Gagare,S (2491)-Fier,A (2619) Dubai 2016}) 10.
O-O Nc7 11. a4 a6 $146 (11... Na6 12. Nb5 Re8 13. Bf4 Nxe4 14. Bxe4 $6 Rxe4 15.
Nec3 Rb4 (15... Rxf4 $1) 16. Nxd6 $4 Rxf4 $19 17. Nxf7 Rxf7 18. d6 Bd4 19. Nb5
Bh3 20. Nxd4 Bxf1 21. Ne6 {0-1 (21) Fortin,J-Levesque,M London,Canada 1991})
12. Qb3 Rb8 13. a5 {If the Nc7 was on d7 then ...b5 would equalize.} b5 14.
axb6 Nb5 15. Na4 Nd7 16. Bd2 {The possibility of Ba5 ensures that White gets
to keep the b6-pawn; but after...} Qe7 $1 (16... Nxb6 $2 17. Ba5 {White wins
an exchange.}) 17. Ba5 {... White's Ba5 and Na4 are literally sidelined; a
good deal for a pawn.} Nf6 $2 {I wonder if Razvan had a bit too much respect
for his opponent to play what seems like the obvious move: ...f5!?} (17... f5
$1 $132) 18. f3 Nd7 19. Rae1 Ne5 20. h3 c4 $6 (20... f5 $142 $1 {this does
expose e6, but White can't get a N there without allowing ...Nd4.} 21. Nf4 (21.
Nxc5 $4 {obviously doesn't work} dxc5 22. d6+ Qf7 $19) (21. Nec3) 21... Nd4 $17
) 21. Qc2 Bd7 22. f4 Nd3 23. Qxc4 $5 Nxe1 24. Rxe1 Rfc8 25. Qb4 Qf6 (25... g5
$1 $132 {thins out White's kingside dark-squares.}) 26. Nac3 Nxc3 27. bxc3 {Only move.} (
27. Nxc3 $4 Qd4+ $19 {forces off the Qs and wins the b6-pawn.}) 27... Bb5 28.
Nd4 Rxc3 $4 (28... Rc4 $142 29. Qb1 (29. Qb2 $2 Qxd4+ $3) 29... Qe7 $1 $14 (
29... Ra4 $6 30. Nc6 $16) (29... Rxd4 $4 30. e5 $18)) 29. e5 $1 $18 (29. Nxb5
Rxg3 (29... axb5) 30. Nxd6 Qxf4 31. e5 $18) 29... dxe5 30. fxe5 {chessawp won
by resignation} 1-0
[Event "PRO Chess"]
[Site "Chess.com"]
[Date "2017.01.18"]
[Round "?"]
[White "Preotu, Razvan"]
[Black "LeSiege, Alexandre"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2495"]
[BlackElo "2512"]
[Annotator "John Upper"]
[PlyCount "81"]
[EventDate "2017.01.18"]
[EventType "team-schev (rapid)"]
[EventRounds "4"]
[WhiteClock "0:00:04"]
[BlackClock "0:00:13"]
1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15.
a4 c5 16. d5 c4 17. Bg5 {[#] Razvan has had this position as White at least
twice before (see below). Both times he went for queenside play; this time he
goes for Black's K.} Nc5 (17... h6 18. Be3 Qc7 19. Qd2 h5 20. Ra3 (20. Bh6 Reb8
21. Bxf8 Nxf8 22. Qh6 Qe7 23. Nd2 N6d7 24. Rf1 Bc8 25. f4 $36 Nh7 26. axb5 axb5
27. Nf3 Qf8 $11 {Grandelius,N (2643)-Karjakin,S (2785) Doha 2016 1-0 (90)})
20... Nc5 21. Rea1 Be7 22. Bg5 Nh7 23. Bxe7 Qxe7 24. Qe3 Nf6 $14 {1/2-1/2 (36)
Preotu,R (2441)-Ghosh,D (2516) Gyor 2014}) 18. Qd2 Be7 19. Be3 (19. Ra3 Nfd7
20. h4 bxa4 21. Bxa4 Nxa4 22. Rxa4 a5 23. Rd1 Ba6 24. Bxe7 Rxe7 25. Qh6 Nc5 26.
Ra2 Bb5 27. Qg5 Re8 28. Nh2 f6 29. Qh6 Qe7 30. Ng4 Qg7 31. Qxg7+ Kxg7 $11 {
½-½ (72) Preotu,R (2452)-Hansen,E (2583) Canadian Zonal, 2015.}) 19... Nfd7
20. Nh2 h5 21. Rf1 $146 Bf6 22. f4 $146 (22. Ne2 Bg7 23. g4 Nf6 24. f3 hxg4 25.
hxg4 Nh7 26. Kg2 Bf6 27. Rh1 Ng5 28. Nf1 Kg7 29. Nfg3 Rh8 30. Rxh8 Kxh8 31.
Rh1+ Kg8 32. Qe1 $11 {1-0 (57) Motylev,A (2634)-Stevic,H (2550) Istanbul 2003})
22... exf4 23. Rxf4 Be5 {[#]} 24. Raf1 $5 Bxf4 25. Bxf4 h4 $2 {Natural, since
it undermines e4, but it lets White bring one more piece into the attack with..
.} (25... Qe7 $142 {when White has some compensaiton in dark-square control.}
26. Bg5 (26. Nf3 Nf6) 26... f6 27. Bh4) 26. Ng4 $3 $40 hxg3 27. Bxd6 {[#]
White is down a R for a pawn, but Black is busted.} f6 (27... Qh4 $5 {lets the
Q defend, but it's not enough:} 28. Bxc5 $1 (28. Nh6+ {shows another attacking
idea:} Kh8 29. Bxg3 $1 Qxg3 30. Nxf7+ Kg8 31. Qh6 $18) 28... Nxc5 29. Nh6+ Kh8
30. Qd4+ Kh7 31. Rxf7+ Kxh6 32. Qg7+ Kh5 (32... Kg5 33. Rf5#) 33. Bd1+ $18) 28.
Qh6 Re7 29. e5 $1 (29. Nxf6+ Nxf6 30. Rxf6 $18) 29... Rh7 30. Qxg6+ Rg7 31.
Nh6+ Kh8 32. Qh5 $1 Qe8 33. Nf7+ (33. Qh4 $142) 33... Kg8 34. Nh6+ Kh8 35. Qh4
$1 Nd3 36. Bxd3 cxd3 37. exf6 (37. e6 $1 Rh7 38. Rxf6 $1 (38. exd7 $4 Qe3+ 39.
Kh1 Rxh6 $19) 38... Nxf6 39. Qxf6+ Rg7 40. Qh4 $1 (40. Nf7+ Kg8 41. Be5 {
wins more slowly.}) 40... Rh7 41. Be5+ $18 {#2}) 37... Rh7 38. f7 $4 {The only
mistake... but it could have turned a brilliancy into a loss.} (38. Qd4 {Only move.} $18
{e.g.} Rf7 39. Nxf7+ Qxf7 40. Rf4 $1 Qxd5 41. Rh4+ Kg8 42. Qg4+ Qg5 43. Qe6#)
38... Qd8 $4 {Luckily for White, Black got fixated on trading Qs.} (38... Qe3+
$142 39. Kh1 Qxh6 {Only move.} $19 (39... Rxh6 $2 40. Be5+ Nf6 {Only move.} (40... Nxe5 41. f8=Q+
Rxf8 42. Rxf8+ Kg7 43. Qe7+ $18) 41. Rxf6 Kh7 {Only move.} 42. Rxh6+ Qxh6 43. Qe4+ Qg6
44. Qh4+ $11) 40. Qxg3 Rf8 $19) 39. Qd4+ Rg7 40. f8=Q+ Qxf8 41. Bxf8 {
attack2mateU won on time} 1-0
..