Fishers of Men T-16

Fishers of Men Invitational T-16

* Fishers of Men T-16 Standings *

#NameRatingRd 1Rd 2Rd 3Rd 4Rd 5Total
1Portola1703W8W4W7W9D2 4.5
2Eyechess1390L12W6W4W5D1 3.5
3Fhunfi1803D11L5W13W12W7 3.5
4Cayo891532W10L1L2W11X9 3.0
5tightfist1269H---W3D9L2D8 2.5
6Willc1483L7L2D8W10X11 2.5
7Sdcohle1325W6X12L1H---L3 2.5
8Gduranko1393L1L10D6W13D5 2.0
9KidCobra1880D14W13D5L1F4 2.0
10Marioseixas19921365L4W8F14L6X12 2.0
11Birdsman1404D3D14D12L4F6 1.5
12noblitz-oblige1542W2F7D11L3F10 1.5
13Fulmar1173D15L9L3L8H--- 1.0
14Validus1407D9D11F10U---U--- 1.0
15chesskix1414D13H---U---U---U--- 1.0

[Event "T-16 FOM"] [Site "Internet Chess Club"] [Date "2021.08.22"] [Round "1"] [White "chesskix"] [Black "Fulmar"] [Result "1/2-1/2"] [ECO "A25"] [WhiteElo "1394"] [BlackElo "1175"] [PlyCount "130"] [EventDate "2021.08.22"] [TimeControl "2700+45"] 1. c4 {English Opening} e5 {this 1..e5 is also famousely named Sicilian Reversed, as it is a reverse of 1.e4 c5 Sicillian} 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nge7 6. Nge2 d6 7. O-O O-O 8. a3 Be6 9. Nd5 f5 {Black has achieved playable mid-game. with chances for both sides} 10. Nec3 (10. d3 {to carefully prevent ..e5-e4}) 10... a6 (10... e4 $1 {strongest move, followed by Nc6-e5!}) 11. Rb1 Qd7 12. b4 (12. d3 {to carefully prevent ..e5-e4}) 12... e4 $1 13. Bb2 Ne5 $1 {2 very strong black moves in a row} 14. Nxe7+ Qxe7 15. Nd5 Qd7 16. Bxe5 Bxe5 17. d4 Bg7 18. Rc1 h5 19. Nf4 Qe8 20. h4 Bh6 21. Nd5 Qd7 22. f4 exf3 $2 { this move help W to give Bg2 big activity. It is better to not change e4-f5-g6 pawn chain formation ( it shut down Bg2) , also cramp W position ( space advantage ).} (22... b5 $1 {the purpose of this strong move is : to remove c4 pawn (which is the support of Nd5) , thus Nd5 become shaky there} 23. cxb5 $4 ( 23. Qe2 bxc4 24. Qxc4 Qf7 {W will lose Nd5 on next move ( 2 attack vs 1 defense at Nd5)}) 23... Bxd5) 23. Qxf3 Rae8 24. Nf4 Bxf4 25. Qxf4 c6 26. d5 Bf7 $2 (26... cxd5 $1 {black best respond} 27. cxd5 (27. Bxd5 Bxd5 {good exch for black ( removal W active Bg2 )} 28. cxd5) 27... Bf7 {this way Bg2 is not showing as great activity as when there is no d5 pawn in between}) 27. dxc6 bxc6 28. Rfd1 Re6 29. Kh2 Rfe8 30. Rd3 Kg7 31. Rcd1 Rd8 32. Qd4+ Kg8 33. Qb6 { the team of W's Q + Bg2 is too strong fo W here} Qc8 34. Bxc6 Qb8 35. Qxa6 Rf6 36. Bd5 Bxd5 37. cxd5 $6 (37. Rxd5 $1 {much better way for W to capture. there follow c4-c5! motif ( the pinned d6 pawn )}) 37... Rc8 38. Qa4 Rf7 39. Qb3 Rfc7 40. R1d2 Rc4 (40... Rc1 {followed by ..Rc1-e1 and ..Rc8-c1 ( 2 rook at last rank) will give Black strong counter play}) 41. Qb2 Kf7 42. Kg2 Qc7 43. Kf3 Rg4 44. Rd4 f4 (44... Qe7 {followed by ..g7-g5 give Black strong counter-play at K side} 45. b5 g5) 45. Rxf4+ Rxf4+ 46. gxf4 Qc4 47. Qa1 Qb3 48. Qa2 Qc3 49. Qb2 Qc4 50. Qb1 Qc3 51. Rd3 Qc4 52. Rd4 Qc3 53. a4 Rc7 54. a5 Re7 55. Re4 Rxe4 56. Qxe4 Qe1 57. Qe6+ Kg7 58. Qe7+ (58. Qxd6 {this is how W playing for the win. Black Queen will deliver a lot of checks - WK will try to escape from it. by moving it front , hiding at Q side ( b6 or c6 )} Qh1+ 59. Ke2 Qg2+ 60. Kd3 Qf1+ 61. Kd4 Qd1+ 62. Kc5 Qc2+ 63. Kb6 {Black Q has no more check} Qe4 (63... Qc8 64. Qc7+ {Q-exch & win}) 64. Qe5+ {Q-exch & win}) 58... Kh6 59. Qg5+ Kh7 60. Qe7+ Kh6 61. a6 Qf1+ 62. Ke4 Qb1+ 63. Kf3 Qf1+ 64. Ke4 Qb1+ 65. Kf3 Qf1+ { Game drawn by repetition} 1/2-1/2 [Event "ICC 45 45"] [Site "Internet Chess Club"] [Date "2021.08.26"] [Round "2"] [White "Fulmar"] [Black "kidcobra"] [Result "0-1"] [ECO "C60"] [WhiteElo "1160"] [BlackElo "1881"] [PlyCount "102"] [EventDate "2021.08.26"] [TimeControl "2700+45"] 1. e4 {The most interesting game in Round 2 - where there are chances for both sides to win/ trap the key material (Q). Game should be ended draw if only W find the resource to avoid back-rank mate at the end. Kudos to both player!} e5 2. Nf3 Nc6 3. Bb5 Nge7 {A variant in Ruy Lopez. named Cozio defence. N at e7 ( compare to N at f6) prevent double pawn if W did Bb5 x Nc6. The drawback is : there is no pressure to e4 pawn, and it took another extra tempo to develop Bf8 (either g6/Bg7 or ..Ng6 and Be7 later)} 4. c3 d6 5. h3 g6 6. O-O Bg7 7. d3 {solid but a bit too slow for W} (7. d4 {the best move for W getting most initiative. some reason that this move is safe : (1) there is no Nf6 pressure to e4 (2) after h2-h3, there is no ..Bg4 pin - it mean d4 pawn is quite safe} exd4 8. cxd4) 7... h6 8. Re1 O-O 9. Nbd2 f5 10. Nf1 f4 {Black start to take over the initiative} 11. N1h2 (11. d4 {is still what W need}) ({OR :} 11. Bc4+ {inserted} Kh8 12. d4 Na5 13. Be2 $1) 11... g5 12. d4 {finally. never late then never :)} Ng6 13. Bc4+ Kh8 14. b4 Qf6 15. d5 Nce7 16. Nd2 Nh4 17. Rb1 (17. Be2 {this is most important moment of the game. Principle : your most advance pawn will indicate which side you will operate" . here f4 is black most advance pawn, Black will play K side & try to get WK. While d5 is W most advance pawn, W will operate at Q side. that is why Bc4-e2 retreat, W will launch c2-c4-c5 / Ba3 / Rc1 trying to get some entry point at Q side. Beside that, Be2 also control f3. help defending WK side}) 17... Qg6 18. a4 Bd7 19. Be2 Rf6 20. b5 (20. c4 {for c4-c5. The pawn structure & the way W operate at Q side while B operate at K side reminding me of King's Indian Defense, Classical variation}) 20... Raf8 21. Bh5 Qh7 22. c4 {for c4-c5} b6 {black prevent c4-c5} 23. Rb3 (23. a5 $1 {After black prevent c4-c5, W must try to get in though a-file with a4-a5} Ra8 (23... bxa5 24. Ra1 {this is good for W}) 24. Bb2 {followed by Ra1 then a5xb6}) 23... Be8 24. Bxe8 Rxe8 25. Ba3 Qg6 $2 ( 25... h5 $1) 26. Bb4 $2 (26. g3 $1 {as g6 is occupied, suddenly Nh4 is trapped} fxg3 27. fxg3) 26... Qh7 27. Ndf3 (27. Qh5 Ref8 28. Ng4 {W last 2 moves. plug the hole at K side. Black attack at K side is halted}) 27... Nxf3+ 28. Qxf3 Ref8 29. Qg4 (29. Qh5 {as I explained above/ followed by Ng4}) 29... Ng6 30. Nf3 Ne7 $2 (30... h5 $1 {an advance move - WQ cannot return, and forced to take g5} 31. Qxg5 {now look at WQ, he has no square to go. black will arrange his piece to win the trapped Q in few moves} R6f7 32. a5 Rg8 33. axb6 axb6 34. Ra3 Bf8 35. Rea1 Be7 $1 {win the trapped Q} (35... Bh6 $2 36. Qxh5)) 31. Qd7 ( 31. Nxe5 $1 dxe5 32. Bxe7) 31... R8f7 32. Qg4 (32. Nxe5 $1 {strong tactical move that W missed} dxe5 33. Bxe7) (32. Qxc7 Nxd5 {W has good answer to this discovered attack} 33. Qb8+ $1 Rf8 34. Qxa7 Nxb4 35. Rxb4) 32... Ng8 33. Nh2 Rg6 34. Qd1 Nf6 35. Ng4 Nxg4 36. Qxg4 h5 {black is in full driving seat at K side now after this strong pawn move} 37. Qc8+ Qg8 $6 (37... Bf8 {black should keep his Q, if he want to play to get your K} 38. a5 g4 $1 39. h4 Rg8 40. axb6 axb6 41. Ra3 Bg7 42. Qe6 Bf6 43. g3 fxg3 44. fxg3 Bd8 {then double R at f file. Black has decisive attack}) 38. Qxg8+ Kxg8 {after Q exch. W should hold this endgame. let see} 39. a5 g4 40. hxg4 hxg4 41. axb6 axb6 42. Ra1 Bf8 43. Rba3 ( 43. f3 {a hard move to be found. that will save WK from mating net} g3 (43... gxf3 44. Rxf3 Rfg7 45. Ra2 {[%emt 0:00:02] W is okay - g2 weakness is defended 2 vs}) 44. Kf1 {quick K evacuation against ..Rh1 mate later} Rh6 45. Ke2 Rh2 46. Rg1 Rfh7 47. Ra3 Rh1 48. Raa1 {W hold this perfectly. no entry point for Black Rook}) 43... f3 44. g3 {WK is trapped now. mainly because WK can't evacuate with Kf1 . . Rh1 mate} (44. Bd2 {W last resource : Bd2 control g6 and h6 square - thus making it harder for Black to double his 2 Rooks at h file}) 44... Rh6 45. Bd2 Rh5 46. Ra8 Rfh7 47. Rxf8+ Kxf8 48. Ra8+ Kf7 49. Bh6 R7xh6 50. Rf8+ Kxf8 51. c5 Rh1# {White checkmated} 0-1 [Event "ICC 45 45"] [Site "Internet Chess Club"] [Date "2021.08.31"] [Round "2"] [White "gduranko"] [Black "marioseixas1992"] [Result "0-1"] [ECO "B23"] [WhiteElo "1387"] [BlackElo "1350"] [PlyCount "52"] [EventDate "2021.08.31"] [TimeControl "2700+45"] 1. e4 c5 2. Nc3 Nc6 3. f4 {Sicilian defense, Grandprix attack. Characteristic by Nc3 and f2-f4} g6 4. Nf3 Bg7 5. Bb5 {the main purpose of this move is Bb5 x Nc6. for bishop pair, black has weaken Q-side structure} e6 $6 (5... Nd4 { Black most combatting move. avoiding double pawn.} 6. O-O {W has to give up bishop pair, for not losing initiative} (6. Bc4 {if W preserve his light bishop, black will fight for taking over initiative, as follow :} a6 7. a4 e6 8. e5 d5 9. exd6 Nf6 10. d3 O-O 11. Nxd4 cxd4 12. Ne4 Bd7 13. O-O Bc6 14. Nxf6+ Bxf6 15. a5 Qxd6 16. b3 Qd7 17. Ba3 Rfd8 18. Qd2 Rac8 19. Rae1 h5 {Black is the one with initiative}) 6... Nxb5 7. Nxb5 a6 8. Nc3 b5 9. d3 Bb7 10. Qe2 d6 11. Bd2 b4 12. Nd1 a5 13. f5 {with chances for both sides : W at K side, Black at Q side}) 6. d3 $6 (6. Bxc6 $1 {consistent with main purpose of Bb5 ( that is to double the pawn )} bxc6 (6... dxc6 7. Qe2 {W better structure give him the edge - Black bishop pair are not performing well in this closed position}) 7. e5 {with strong clamp - there might follow Nc3-e4-d6 idea}) 6... Nge7 $1 { the 2 N are connected now. there will be no double pawn anymore} 7. O-O O-O 8. Bxc6 Nxc6 {this is good exch for Black. no pawn weakness - black has bishop pair} 9. Qe1 d6 10. g4 $2 {open position for black favor (side who has bishop pair)} (10. Be3 Nd4 11. Qf2 {Black is better , but W is still solid}) 10... f5 $1 {the big strike. put question to 10.g4?} 11. h3 (11. exf5 {(other 1st alternative)} exf5 12. g5 (12. gxf5 Bxf5 {perfect bishop pair domination}) 12... Re8 13. Qh4 d5 {W has no attack at K side . Black has better center}) ( 11. gxf5 {(other 2nd alternative)} exf5 12. Qg3 b6 13. h4 Bb7 14. Kh2 fxe4 15. dxe4 Nd4 16. Nxd4 cxd4 17. Nd5 Bxd5 18. exd5 Rc8 19. Rf2 Rf5 {then .Rf5-h5. W has many pawn weakness (h4.f4.d5,c2) - passive Bc1}) 11... fxe4 12. dxe4 Nd4 13. Nxd4 cxd4 14. Ne2 b5 15. Qb4 Qb6 16. Kh2 a5 17. Qe1 Bb7 18. Ng3 Rac8 19. Rf2 Rc5 20. f5 exf5 21. exf5 (21. gxf5 Be5 $1) 21... gxf5 $2 {a bit sloppy move in a winning position, that give W big chance to be back to the game} ( 21... Qc6 $1 22. Qe6+ Kh8 {the key difference ( compared to 21..gxf5? line) is : here W has no Ng3 x f5 big N outpost move} 23. Qe2 Re8 24. Qd1 Rc8 {hitting c2 weakness} 25. fxg6 (25. f6 $4 Bxf6 26. Rxf6 Qg2#) 25... Rxc2 26. Bd2 hxg6 27. Qf1 Qc4 28. Qxc4 bxc4 29. Rb1 d3 {Black has all the aces : all of his pieces are more active than W's . an active d3 passed pawn}) 22. Qe6+ Rf7 23. Nxf5 Qc7 24. Nxg7 Rxc2 25. Rxc2 $4 (25. Bd2 $1 {a necessity. W cannot afford to lose Rf2 the key defender}) 25... Qxc2+ 26. Kg3 Qf2# {White checkmated} 0-1 [Event "ICC 45 45"] [Site "Internet Chess Club"] [Date "2021.09.05"] [Round "3"] [White "Portola"] [Black "sdcohle"] [Result "1-0"] [ECO "A46"] [WhiteElo "1688"] [BlackElo "1359"] [PlyCount "65"] [EventDate "2021.09.05"] [TimeControl "2700+45"] 1. d4 Nf6 2. Nf3 e6 3. c3 Be7 4. Bf4 {W played London setup} b6 5. h3 Bb7 6. Nbd2 Nc6 $6 {strategically speaking Black should not block c7 pawn by Nc6 like this. Black need ..c7-c5 counter, otherwise there is no pressure to W solid center.} (6... c5 {(1st good answer)} 7. e3 d6) (6... d6 {(2nd good answer)} 7. e3 c5) (6... d5 {(3rd good answer)} 7. e3 Nbd7 {followed by ..c7-c5}) 7. e3 (7. e4 $1 {is W best respond (taking the center control) for black blocking c7 pawn with Nc6} d6 {Black best answer} (7... d5 {Black worse answer} 8. e5 Ne4 ( 8... Nd7 9. Bd3 {this is as if W vs French defense (but black has no important ..c7-c5 counter move inserted)}) (8... Nh5 9. Be3 $1 {for g2-g4 trapping Nh5 at edge of board} g6 (9... f5 10. Ng5 $1 {with double threats (Nxe6 and BxNh5)} g6 (10... Bxg5 11. Qxh5+ g6 12. Qxg5 {W extra piece}) 11. Nxe6 Qd7 12. Nf4) 10. g4 Ng7 11. Bh6 O-O (11... Bf8 12. b4 {with W domination at both sides of board} ) 12. h4 $1 {with h4-h5 decisive attack}) 9. Bd3 $1 {black cannot mantain Ne4 stability} Nxd2 (9... Na5 10. Qe2 Nxd2 11. Qxd2) 10. Qxd2) 8. Bd3 e5 9. Be3 O-O 10. O-O exd4 11. cxd4 Nb4 12. Bb1 Ba6 13. a3 $1 {W will sac the exchange to keep the big initiative} (13. Re1 Nd3 $1 {give black counter play}) 13... Bxf1 14. Nxf1 Na6 (14... Nc6 15. Qc2 Qe8 16. e5 {win back the piece (Nf6) due to Qxh7# threat}) 15. Qd3 Nb8 16. Ng3 Nbd7 17. e5 {win back the piece (Nf6) due to Qxh7# threat}) 7... d5 8. Bd3 Bd6 9. Ne5 O-O 10. Qe2 Nd7 11. Ndf3 f6 12. Nxc6 Bxc6 13. Bxd6 cxd6 14. Qc2 f5 15. g4 g6 (15... e5 $1 {a hard counter-attacking move to be found . ( key idea is ..e5-e4 fork ) - this move and its very dynamic consequences will solve all Black problem , & even give black better position} 16. gxf5 $2 {(1st alternative)} (16. Bxf5 {(2nd alternative)} g6 17. Bxd7 (17. Bxg6 Rxf3 $1 18. Bxh7+ Kh8) 17... Qxd7 18. Nh2 ( 18. Qe2 Bb5 $1 19. Qd1 Qf7 $1) 18... e4 {for a pawn down. Black stabilize the position and take over initiative} 19. O-O-O Ba4 20. b3 Bb5) (16. dxe5 { (3rd alternative)} d4 $1 {(with tempo attack to Nf3)} 17. e4 Bxe4 18. Bxe4 fxe4 19. Qxe4 (19. Nxd4 Nc5) 19... dxe5 20. Nxe5 $4 (20. cxd4 Qf6 21. Qd5+ Kh8 22. Qxd7 Qxf3) (20. Qd5+ Kh8 21. O-O Qf6 22. Qxd7 (22. Nh2 Nc5) (22. Nxd4 exd4 23. Qxd7 Rad8 24. Qxa7 dxc3 25. bxc3 Rd2 26. Qa3 (26. Qa6 $2 Rxf2 $1) 26... Rd3 { WK side is too weak} (26... Rxf2 $2 27. Qxf8+ Qxf8 28. Rxf2)) 22... Qxf3) 20... Nxe5 21. Qxe5 $4 Re8 {skewer}) 16... e4 {winning skewer}) 16. gxf5 exf5 (16... e5 $1 {with same idea as mentioned above}) 17. Rg1 Qf6 18. O-O-O a6 19. h4 { W attack at K side is coming too strong now} Bb5 20. h5 Bxd3 21. Qxd3 Rf7 22. Rg2 Rg7 23. hxg6 Rxg6 24. Rxg6+ hxg6 (24... Qxg6 $2 25. Rg1) 25. Rg1 Nf8 (25... Kg7 26. Qc2 b5 27. Qb3 Nb6 {N to b6 ( instead of to f8 in real game) might be defense improvement for black}) 26. Qc2 b5 27. Qb3 Qe6 28. Ng5 Qc8 29. Qxd5+ Kg7 30. Qxd6 Ra7 31. Qe5+ Kg8 32. Rh1 Rc7 33. Rh8# 1-0 [Event "ICC 45 45"] [Site "Internet Chess Club"] [Date "2021.09.06"] [Round "3"] [White "tightfist"] [Black "kidcobra"] [Result "1/2-1/2"] [ECO "A05"] [WhiteElo "1316"] [BlackElo "1881"] [PlyCount "127"] [EventDate "2021.09.06"] [TimeControl "2700+45"] 1. b3 {Nimzo-Larsen opening} Nf6 2. Bb2 g6 3. Nf3 (3. Bxf6 exf6 4. c4 {some W player thought that for giving up Bb2, W has compensation of Black double pawn, and grip to d5. I believe black best reaction here should have something to do with ..d7-d5 with or without ..c7-c6 preparation, before W's grip to d5 square become very strong} d5 (4... c6 5. Nc3 d5)) 3... Bg7 4. e4 (4. d4 {how about switching to d2-d4 territory. It's up to black here to decide the pawn structure : whether ..d7-d5 or ..d7-d6 system}) 4... d6 5. Bc4 O-O 6. d3 c6 { Black is just 1 move away for playing ..d6-d5 break and take over the initiative} 7. b4 a5 8. a3 axb4 9. axb4 Rxa1 10. Bxa1 d5 {black has taken over the initiative} 11. exd5 cxd5 12. Bb3 Qb6 13. c3 Nc6 14. O-O Bg4 15. Nbd2 Ne5 16. Qe2 Nxf3+ 17. Nxf3 e6 18. h3 Bxf3 19. Qxf3 Nd7 20. d4 Ra8 21. Bb2 Nf6 22. Qe3 Ne4 23. Ra1 Rxa1+ 24. Bxa1 Qc7 {W bishop pair are passive in this closed structure. Black has strong Ne4. W has c3 weakness. Black still has edge} 25. Bc2 Nd6 26. Bb3 Nc4 27. Qd3 b5 28. Bxc4 Qxc4 29. Qxc4 dxc4 {into W bad bishop vs B good bishop endgame} 30. Bb2 (30. f4 $1 {W best - need to make it harder for black to accomplish ..e6-e5 break} f6 31. Kf2 e5 32. fxe5 fxe5 33. dxe5 Bxe5 34. Ke3 {with 1 weakness only (c3), W can hold this endgame}) 30... e5 $1 31. f3 $2 (31. d5 $2 Bh6 $1 {cutting off both W bishop and WKing} 32. Kf1 Kf8 33. Ke2 Ke7 {The- d5 pawn is isolated, and BK will capture it} 34. Kf3 Kd6 35. Ke4 f5+ 36. Kf3 Kxd5) (31. dxe5 $1 {is W best practical chance} Bxe5 32. Kf1 f5 33. Ke2 Kf7 34. Ke3 Ke6 35. f3 {c3 and f3 pawn are creating barrier that prevent BK infiltration - it is not easy for black to prove his advantage - W has good chance to hold this}) 31... exd4 32. cxd4 Kf8 33. Kf2 Ke7 34. Ke3 Kd6 35. g4 Kd5 {Black is playing for win now . WK is tied down forever for the weak d4 pawn} 36. g5 f5 37. gxf6 Bxf6 38. Bc3 g5 {this move erased black most advantage - as it limit Black bishop mobility} (38... Bg5+ 39. Ke2 Bf4 { and Black will try to bring his K to h4. WK will hold it at g2 . Black also had always idea of ..c4-c3 sac pawn then ..Kc4. It is still a long endgame, but not impossible for W to hold} 40. Kf2 (40. Bb2 c3 41. Bxc3 Kc4) 40... Ke6 41. Ke2 Kf5 42. Kf2 Kg5 43. Kf1 Kh4 44. Kg2) 39. Bb2 c3 40. Bxc3 Kc4 41. Bd2 $2 (41. Bb2 $1 Kxb4 42. Kd3 Kb3 43. Bc1 b4 44. d5 Ka2 45. d6 b3 46. Ke4 b2 47. Bxb2 Kxb2 48. f4 gxf4 49. Kxf4 Kc3 50. Kf5 Bd8 51. Kg4 Kd4 52. Kh5 Ke5 53. d7 Ke6 54. Kh6 Kxd7 55. Kxh7 {draw}) 41... Bxd4+ 42. Ke4 h6 43. Kf5 Bc3 44. Bc1 Bxb4 45. Kg6 Kd3 46. Kxh6 Be7 (46... Bd2 $1 47. Bxd2 (47. Bb2 g4+ $1 {deadly discovered check} 48. Kg6 gxf3) 47... Kxd2 48. Kxg5 b4 {Black win the pawn race }) 47. f4 gxf4 48. Bxf4 Bc5 (48... b4 49. Be5 b3 50. Kh5 Bb4 $1 {key wining idea : Bb4 - c3 ! blocking , so that Be5 cannot have idea of sac himself Be5xb2 right after ..b3-b2}) 49. Be5 b4 50. h4 {crucial tempo} Ke4 51. Bb2 Bd4 52. Bxd4 Kxd4 53. Kg7 b3 54. h5 b2 55. h6 b1=Q 56. h7 Qb7+ 57. Kg8 Qc8+ 58. Kg7 Qd7+ 59. Kg8 Qg4+ 60. Kf7 Qf5+ 61. Kg7 Kd5 (61... Qg5+ 62. Kf8 Qh6+ 63. Kg8 Qg6+ 64. Kh8 $1 {the famous draw pattern of Q vs rook pawn at 7th rank. BK cannot get closer, because WK hide himself at corner for stalemate. without BK help, Black cannot make improvement, and endless Q check will happen lead to perpetual or 50 moves draw}) 62. h8=Q Qe5+ 63. Kg8 Qxh8+ 64. Kxh8 1/2-1/2 [Event "ICC 45 45"] [Site "Internet Chess Club"] [Date "2021.09.08"] [Round "4"] [White "tightfist"] [Black "Eyechess"] [Result "0-1"] [ECO "A85"] [WhiteElo "1287"] [BlackElo "1433"] [PlyCount "88"] [EventDate "2021.09.08"] [TimeControl "2700+45"] 1. Nf3 e6 2. c4 f5 3. Nc3 Nf6 4. e3 d5 {converting to "Stonewall structure (f5-e6-d5-c6) adopted from Dutch defense"} 5. cxd5 exd5 6. d4 c6 7. Bd3 Ne4 8. O-O Bd6 9. Qc2 O-O 10. b3 Qe8 11. a4 {Looking at pawn structure, White dark bishop is his bad bishop, his light bishop is good one. While Black dark bishop is black good one, and his light bishop is his bad bishop. 11.a2-a4 W last move has an important agenda - Bc1-a3 exchange W bad bishop with Black important good dark bishop} Qh5 $6 (11... Qe7 {carrefully preserve dark bishop by preventing Bc1-a3}) {good strategic move} 12. Ba3 $1 Bxa3 13. Rxa3 a5 14. Ne2 Na6 $6 (14... Nd7 {I prefer black keep 2 Knights on board. Nd7 to f6 thinking of K side attack}) 15. Bxa6 {This is a necessary exchange for W. Athough White Bd3 is his good bishop, but black N can be very strong if it is allowed to be planted at b4 square. so this is exchange of W strong piece (Bd3) with black strong piece (Na6). If we remember a golden principle " What matter most is the pieces that remain at the board after the exchange , not the pieces that leaving the board " - after the exchange : W has 2 strong N, while black has 1 strong N + 1 bad passive piece (his light square bishop) which is good outcome for W} Rxa6 16. Ng3 Qe8 17. Nxe4 fxe4 18. Ne5 {W strong N (that is unremovable, unless with black rook exch sacrifice) vs Black bad light square bishop. give W positional edge} Qe7 19. Qc5 $2 {Inaccurate positional judgement.} (19. Raa1 {best is to re-group back R, then possibly Ra1-c1, watching carefully black ..c6-c5 break}) 19... Qxc5 20. dxc5 {Ne5 has lost its strengh, after missing d4 important pawn support} {Another reason ( tactically this time) of why 19.Qc5 is inaccurate. Ne5 has nowhere to retreat. f2-f4 is forced - the only move that did not lose Ne5} Re8 $1 21. f4 exf3 $1 22. Nxf3 Rxe3 {Black win key pawn & the game} 23. Re1 Rxe1+ 24. Nxe1 b6 25. cxb6 Rxb6 26. Nd3 Kf7 27. Nc5 Ke7 28. Ra1 Kd6 29. Rc1 d4 30. Kf2 Bf5 31. Kf3 h5 32. Kf4 g6 33. h3 h4 34. Kg5 d3 35. Nxd3 Bxd3 36. Kxh4 Rxb3 37. Ra1 c5 38. Kg5 c4 39. g3 c3 40. h4 Bb1 41. g4 c2 42. Kxg6 c1=Q+ 43. Kg7 Qb2+ 44. Kf7 Rb7+ {White resigns} 0-1