[Event "Open de Sants A"]  [Site "Barcelona"]  [Date "2013.08.30"]  [Round "8"]  [White "Hansen, Eric"]  [Black "Hillarp Persson, Tiger"]  [Result "0-1"]  [ECO "B09"]  [WhiteElo "2584"]  [BlackElo "2529"]  [Annotator "Tiger"]  [PlyCount "166"]  [EventType "tourn"]  [SourceDate "2011.03.24"]   1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 ({I still play} 4... a6 {, now and then,  but I was in a solid mood that day.}) 5. Nf3 O-O 6. Bd3 Nc6 7. e5 dxe5 8. fxe5  Nh5 9. Be3 Bg4 10. Be2 f6 11. d5 $5 ({The main line goes} 11. exf6 exf6 12. Qd2  Ne7 {, when White has to decide which way to castle.}) 11... Nxe5 ({This was a  decision driven by the fact that the alternative did not attract me. I felt  that} 11... Bxf3 12. Bxf3 Nxe5 13. Bxh5 gxh5 14. Qxh5 {, followed by 0-0-0,  would just be better for White.}) 12. Nxe5 Bxe2 13. Qxe2 fxe5 14. O-O-O {So  far it is pretty forced.} Qd7 ({In case you evaluate 15.Qb5 in the game as  better for White (as the engine does at first), then} 14... a6 {makes sense.  However, I belive 15.Qb5 is nothing to worry about.}) 15. Qc4 ({On} 15. Qb5 {  I was planning} Qg4 (15... Qxb5 $5 16. Nxb5 Rfc8 17. Nxa7 Rxa7 18. Bxa7 b6 19.  Rd3 Nf4 {is far from clear.}) 16. Qxb7 {and I had not decided whether to play}  Rab8 ({or} 16... Qxg2 {It seemed to me that one of these moves must be okay  for me.})) 15... Kh8 16. g4 $5 {This came as a total surprise. I only  considered ideas where White tries to keep the knight away from f4.} ({After}  16. g3 {my plan was to continue like in the game:} Nf6 17. Rhe1 Ne8 18. Qe2 Nd6  19. Kb1 Rae8 {and Black is doing fine.}) 16... Nf6 ({I did not like the fact  that White will be able to install his knight on e4 after} 16... Nf4 17. Rhg1 {  Still, this line is maybe better than the one I chose.}) 17. h3 Ne8 $1 {This  knight "belongs" on d6.} 18. h4 Nd6 19. Qe2 h6 20. Bf2 $6 {Both me and my  opponent considered this to be unsatisfactory.} ({For a moment I worried about  } 20. Bxh6 Bxh6+ 21. g5 Bg7 22. h5 {I had a feeling that I would survive this,  but it was not clear to me exactly how. Houdini considers} Qf5 23. hxg6+ Kg8  24. Qh5 Qf4+ 25. Kb1 Rf5 $19 {to be completely winning for Black, but this was  far from easy to evaluate during the game.}) ({There is something to be said  for} 20. Kb1 {, renewing the threat of Bxh6 (since the g5-pawn does not fall  with a check). I would probably have played} Kg8 {when} (20... Rad8 {is better  according to H. since} 21. Bxh6 Bxh6 22. g5 Bg7 23. h5 Kg8 24. hxg6 Rf5 {still  defends}) 21. Qg2 Rad8 {leads to an unclear game.}) 20... Rf4 $6 {This move  has the advantage of leading to a position that is easy to understand (and  defend). At this stage I was still quite happy with a draw and tried to steer  the game towards positions where I felt comfortable, rather than trying to  find some kind of advantage.} ({With a more aggressive mindset I might have  gone for} 20... b5 $1 {, forcing Nc3 to explain it self.}) 21. Bg3 Rxg4 22.  Bxe5 Rf8 {So, all my pieces are active and I still have an extra pawn. My  kingside is in fact quite solid, since there is no way to attack the pawns  without trading more pieces.} 23. Rde1 Bxe5 ({The engine prefers} 23... h5 {,  when the h4-pawn will become very weak in the endgame. Also, it is easier for  the rook to defend g6 than it is to defend h6, after the exchange of h4-h5 for  g6-g5.}) 24. Qxe5+ Kg8 25. h5 ({The endgame after} 25. Qxe7 Qxe7 26. Rxe7 Rf7 {  is very unpleasant for White. Partly due to the weak h-pawn, and partly  because Black is much better coordinated.}) 25... g5 26. Rhf1 Rgf4 27. Rg1 ({  It is better to play} 27. Rxf4 Rxf4 28. b3 {although Black has a clear  advantage here after} Qh3 $1) 27... Qf5 $1 28. Qxe7 $5 {Oh, you could take  that one?! I had not calculated very far and was not sure whether I would have  to force a draw or not.} Re8 29. Qxc7 {During the game I was very relieved to  see this. Instead} (29. Qxe8+ Nxe8 30. Rxe8+ Kf7 31. Rge1 {was the line I  expected, when I had seen that} Rf1 {is at least a draw. The question is if I  would have gone for the stronger line? I do not know.} ({The stronger line goes  } 31... Qd7 $1 32. Rh8 Qd6 {when Black is winning.})) 29... Rf2 {Now I thought  I would win easily, but that turns out to be an overstatement.} 30. Nd1 $1 Rc8  31. Qxc8+ Nxc8 32. Nxf2 Qxf2 ({The engine prefers} 32... Qf4+ 33. Kb1 Qxf2 34.  Rgf1 Qg2 {,when the circumstances seem to favour Black.}) 33. Rgf1 Qc5 34. Re6  $2 ({Here} 34. Rf6 $1 {would have given White excellent chances to survive.  After} Qxd5 35. Re8+ Kg7 36. Rg6+ Kf7 37. Rxc8 Qh1+ 38. Kd2 Qxh5 39. Rgg8 Qh2+  40. Kc3 Qd6 {Black should win, but it ain't over yet.}) 34... Nd6 $1 35. b3 ({  Neither does it help White to play} 35. c3 $5 {due to} g4 $1 {, when White can  win the g-pawn, but then d5 will fall, followed by h5.}) 35... Qd4 $1 ({  Obviously not} 35... Qxd5 $2 36. Rg6+ Kh7 37. Rd1 {when only White can be  better.}) 36. Kb1 Qxd5 37. Rxh6 Ne4 38. Rg6+ Kh7 39. Re1 $1 Qe5 40. Rxe4 Qxe4  41. Rxg5 {I believe this position should be won for Black.} Kh6 42. Rb5 a6 43.  Rc5 b6 44. Rc4 Qe1+ 45. Kb2 Qe5+ 46. Kb1 Kxh5 47. a4 b5 $6 48. axb5 axb5 49.  Rc8 Kg4 $1 (49... b4 $5 50. Rg8 {and although it is complicated, Black can  drive the rook away from the g-file and thereby slowly walk with the king to  the center:} Qd5 51. Rg1 Qd2 52. Rg8 Qd1+ 53. Kb2 Qd5) 50. Rd8 Kf3 $4 ({It is  absolutely necessary to play} 50... b4 $1 {here, in order to keep winning  chances. I immediately realized that there was a possibility that I had  bungled it. However, I had too little time to really make sure this was the  case.}) 51. Rd3+ Ke2 52. Rd8 $4 ({I believe that} 52. b4 $1 {holds a draw.  During the game I realized this, but I was not sure that White would draw if I  got the b-pawn. Indeed, Black can win if the b-pawn goes, but I do not believe  that is the case here...} Qe4 53. Rb3 {and it seems there is no "zugzwang"  that can break the "festung" :)}) 52... Qf5 $6 53. Rd6 $6 ({After} 53. b4 Qe4  54. Rd3 Qxb4+ 55. Ka2 {and Black will have to fight very hard to win. The  winning plan is to play b4 and Qc3 at the right moment. According to the  engine Black gives mate in 43 (!) moves with} (55. Rb3 $4 Qxb3+ 56. cxb3 b4 $19  ) 55... Qc4+ 56. Kb1 $1 (56. Kb2 b4 57. Rh3 Qd4+ 58. Kb1 Qe5 59. Rb3 Qc3 {  illustrates the winning idea.}) 56... b4 57. Kb2 Qc8 58. Kb3 Qc5 59. Kb2 Qc4  60. Rh3 Qd4+ 61. Kb3 Qd5+ 62. Kxb4 Qd6+ {and White can choose between losing  the pawn and losing the rook.}) 53... b4 {Now I believe the position to be  winning again. The point is that I will win the pawn endgames if I get to  exchange my queen for rook and pawn on d3. Without the b3-pawn, this would not  be possible. This is the reason why White should have sacrificed the b-pawn  when he had the chance.} 54. Rh6 ({After} 54. Rc6 Qe5 55. Rc4 (55. Rc8 Qd6 56.  Rc4 Kd2 57. Rh4 Qe5 {leads to the main line.}) 55... Kd2 56. Rxb4 Qe1+ 57. Ka2  Kc1 58. Ka3 Qe7 59. Ka4 Kxc2 {Black is winning without too much problem.})  54... Qe5 55. Rh3 Qd6 {My opponent was rather short on time and defended very  well. I had about a quarter of an hour to spend and could not find anything  decisive. The winning technique seems to be quite difficult.} 56. Rh7 $1 {  White keeps my queen away from c7.} (56. Rh1 $2 Qc7 $1 {and Black wins with  Kd2.}) 56... Kd2 57. Rh3 Ke2 58. Rh7 Qc6 59. Rh3 Qe4 60. Rh8 Qf5 61. Rh6 Qf1+  62. Kb2 Qf4 63. Rh7 Qd6 $2 (63... Qf5 64. Rh2+ Ke3 {would have led to the same  position that arose after 79...Ke3.}) 64. Kb1 Qd1+ 65. Kb2 Qd4+ 66. Kb1 Qe4 67.  Rh8 Qe7 68. Rh2+ Ke3 69. Rh3+ {I was getting low on time and decided to play a  few moves and just keep the game going; to start over.} Ke4 70. Rh1 Qf6 71.  Re1+ Kd4 72. Rd1+ Ke3 73. Rd3+ Ke2 74. Rd7 Qf5 75. Rd6 {This is the same  position as on move 53, but with Black to move. Now I decided that it would  probably be a good idea to lure the white king to a more vulnerable square,  before playing Qf8...} Qf1+ $1 76. Kb2 Qf8 77. Rd7 (77. Rc6 $2 Qh8+ {and Black  wins with a check on either a8 or h1! Nice symmetry.}) (77. Rg6 $5 Qh8+ 78. Kb1  Qh1+ 79. Kb2 Qd5 80. Rg4 Kd2 81. Rxb4 Qe5+ 82. Kb1 Qe1+ 83. Ka2 Kc1 {wins in a  similar manner to the line given om move 54.}) (77. Rd3 Qf5 {and there is  nowhere the rook can go:} 78. Rd8 (78. Rd6 Qe5+) (78. Rg3 Qe5+) (78. Kb1 Qxd3)  78... Qf6+) 77... Qc8 ({After the game, my opponent pointed out to me that}  77... Qf5 $1 {forces a win since he can no longer keep the king away from d2:}  78. Rb7 (78. Rd3 Qxd3) (78. Rd8 Qf6+) (78. Rd6 Qe5+) (78. Rc7 Qe5+) 78... Kd2  $19) 78. Rh7 Qf5 79. Rh2+ Ke3 80. Kb1 $2 (80. Kc1 $1 Qf4 81. Rh7 Qf1+ 82. Kb2  Qf5 {and Black wins.}) 80... Qg4 {This move means that my king will get to c3,  which equals game over.} 81. Rh1 (81. Kb2 Qg7+ 82. Ka2 Qg3 83. Rh1 Kd2 84. Kb1  Kc3 85. Rd1 Qg6 $19) 81... Kd2 82. Rh2+ Kc3 83. Rh1 Qg2 {and White resigned.}  0-1   

   [Event "Sants 2013"]  [Site "Barcelona"]  [Date "2013.08.27"]  [Round "5"]  [White "Iturrizaga, Eduardo"]  [Black "Munoz Pantoja, Miguel"]  [Result "1-0"]  [ECO "A43"]  [WhiteElo "2550"]  [BlackElo "2455"]  [PlyCount "69"]  [EventDate "2013.??.??"]  [SourceDate "2011.03.24"]   1. d4 c5 2. d5 Nf6 ({If you intend to play e5, then there is a strong argument  for doing it now. With the knight on it's original square Black is more  flexible and Bf8 will have two alternative routes in order to be exchanged for  Bc1 (e7-g5 and h6).} 2... e5 3. e4 d6 {and now} 4. Bb5+ {is a wise check,  intending either} Nd7 ({or} 4... Bd7 5. a4 {when it becomes quite tricky for  Black to arrange the queenside in a satisfying manner.}) 5. a4 Be7 6. Nf3 {,  when there is no Bg4 (followed by Bxf3 and Bg5)}) 3. Nc3 d6 4. e4 e5 {This is  generally only played after White is committed to c2-c4. The reason is that  without a pawn on c4 a white knight there will become almost too strong.} 5.  Nf3 Bg4 $6 {It is not a bad idea to exchange the white squares bishop for a  knight if you are able to exchange the dark squared bishops in the process.  Black is generally happy to play with two knights against knight and bishop  (preferably white squared).} 6. Be2 Bxf3 7. Bxf3 {The downside of this  exchange is that Black becomes completely passive since the two possible  sources of counterplay - b5 and f5 - both become almost impossible to achieve  under favourable circumstances when there is no counterpart to Bf3.} Be7 $2 ({  The principled move here is} 7... g6 $1 {intending h5 and Bf8-h6. After} 8. g3  {Black gets a decent - though still worse - position with} (8. a4 h5 9. b3 $1 {  I like this better.} Bh6 10. Bb2 {and White has a small but clear advantage.})  8... h5 9. a4 Bh6 10. Bxh6 Rxh6 {Instead of 8.g3 I would try the line with 8.  a4.}) 8. g3 {A calm move that fulfills more than one purpose. Firstly, it means  that Nf6-somewhere, can be met with h4, avoiding the exchange of the dark  squared bishops. Secondly, it aims to keep protecting the e4-pawn with the  bishop, in order to give the knight the freedom to find a better purpose. And,  thirdly, the bishop will eventually be very well placed on h3.} O-O (8... h5 9.  h4 $1 {and Black gets nowhere.}) 9. O-O Nbd7 10. Bg2 {I find this position  quite horrible for Black and it seems truly mysterious why one would like to  play like this against Iturrizaga.} ({However, the mystery becomes even bigger  when you consider that Munoz Pantoja has played this position once  before! I know; some say that the best way to win a game is to get into a  worse position. But this position!?!} 10. a4 Qa5 11. Bd2 a6 12. b3 $6 (12. Bg2  {would lead to our main game and is clearly the stronger move.}) 12... c4 $1  13. Rb1 cxb3 14. cxb3 {Now White is better, but Black is no longer forced to  handle a losing pawn structure.} Rac8 15. b4 Qd8 16. a5 Ne8 17. Be2 (17. h4 $1)  17... Bg5 18. Be1 g6 19. Na4 f5 20. b5 Ra8 21. bxa6 bxa6 22. Nb6 {and White  went on to win in Grigoryan,K (2550)-Munoz Pantoja,M (2455)/XV Sant Marti Open  A 2013.}) 10... a6 11. a4 {Now a4-a5 is a positional threat that will turn the  black queenside into a sitting duck.} Qa5 $6 {This superficially active move  only makes matters worse. Still, from a human point of view, it might be the best  practical move; trying to stir things up a bit.} ({The slow} 11... b6 {  intending to play on the kingside, does not work.} 12. Qe2 g6 13. Bd2 Kh8 14.  Nb1 Ng8 15. Na3 f5 16. exf5 gxf5 17. Nc4 {In this kind of pawn structure Black  generally comes to regret not having a white squared bishop. The reason can be  seen after:} Ngf6 18. f4 e4 19. Bc3 b5 20. Ba5 Qe8 21. Ne3 {when Black cannot  hold the f-pawn.}) 12. Bd2 $1 {The main point here is that Black sooner or  later must move the queen and at that point White will himself play a4-a5,  when the Black pawn-structure will become crippled.} c4 $5 {This is definitely  the right thing to do here. Black is positionally bankrupt, but maybe he can  get enough activity with Be7-d8-b6 and Nd7-c5, to compensate for everything  else?! No, not against Iturrizaga...} 13. Qe2 $1 Rfc8 ({Black does not get  anywhere with} 13... Qb4 14. Rfb1 $1) ({and} 13... Qc5 14. a5 {is similar to  the game.}) 14. Nd1 $1 {Very instructive. The knight is not doing anything on  c3, so Iturrizaga leads it towards a more promising future on e3 (from where  it attacks the c4-pawn and threatens to jump to f5).} Qc5 15. a5 $1 {This is a  very important move. Without it White would not be able to claim any advantage  at all. Now the Black queenside is bound to fall into further disarray.} Bd8 (  15... Rab8 16. Ne3 Qb5 17. Rfb1 g6 18. f3 {freeing Bg2 from the protection of  e4} Bf8 19. b3 {and Black's best:} c3 20. Qxb5 axb5 21. Be1 Bh6 22. Bf2 {just  is not god enough. b4 and Bf1 is coming next.}) 16. Ra4 $6 ({It was more exact  to play} 16. Ne3) 16... b5 ({Here Black could have played} 16... Qb5 $1 17. Ra2  (17. Rb4 Qxa5 18. Rxb7 Qa4 19. Bb4 Nc5 20. Nc3 Qe8 21. Bxc5 Rxc5 22. Rb4 $14)  17... Nc5 18. f3 b6 19. axb6 Bxb6 20. Kh1 Na4 {with better chances than in the  game.}) 17. axb6 Nxb6 18. Ra5 Qc7 19. Ne3 g6 20. Bb4 {This is exactly what  Black should not have allowed to happen. At the same time; after move 7...Be7,  this is one logical continuation. Black has to play in a desperate manner and  if White keeps cool, then Black will be busted.} Rcb8 21. c3 Be7 22. Rfa1 Qc8 {  Only one White piece that does not participate in the game. How to bring it  into the game?} 23. f3 $1 Ra7 24. Bf1 {The pawns are falling. The rest is  simple.} Rc7 25. Rxa6 Ne8 26. Qf2 Rcb7 27. Qe2 Rc7 28. Ra7 Rbb7 29. Rxb7 Qxb7  30. Ba5 Nf6 31. Bxb6 Qxb6 32. Kh1 Nd7 33. Nxc4 Rxc4 34. Qxc4 Qxb2 35. Ra7 1-0