[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Iturrizaga Bonelli, Eduardo"]
[Black "Landa, Konstantin"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2662"]
[BlackElo "2623"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,35,-10,-8,-29,9,0,2,-13,0,-18,-3,-28,-28,-43,-38,-62,-30,-24,-29,-41,-39,-34,-25,-16,-15,-45,-16,-37]} 1. d4 d5 2. c4 e6 3. g3 dxc4 4. Bg2 c5 5. d5 (5. Na3 cxd4 6. Nxc4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Ne7 9. Nf3 Nbc6 10. Rd1 Nf5 11. g4 Nd6 12. Nxd6+ Qxd6 13. Nxd4 Nxd4 14. Qxd4 Qxd4 15. Rxd4 {½-½ (32) Ponkratov,P (2604)-Tomashevsky,E (2758) Berlin 2015}) 5... exd5 6. Bxd5 {D30: Queen's Gambit Declined: Systems without Nc3} Nc6 7. Bxc6+ $1 bxc6 8. Qa4 $146 ({Find the theoretical novelty and annotate with similar games:} 8. Qxd8+ Kxd8 9. Nc3 Ne7 10. Nf3 Ng6 11. Be3 Rb8 {1-0 (43) Jordan,I-Ruff,S IECG email 1999}) 8... Qb6 9. Nc3 {[#] aiming for Nd5.} Qa6 10. Qc2 Nf6 11. Nf3 Be7 12. Bg5 h6 13. Bxf6 Bxf6 14. Ne4 Be7 $1 15. O-O O-O 16. Ne5 Be6 17. Rfc1 {[%cal Re5c4]} Rab8 18. e3 {Precision: White = 50%, Black = 76%.} 1/2-1/2

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Bok, Benjamin"]
[Black "Beerdsen, Thomas"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2615"]
[BlackElo "2447"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,75,4,7,32,24,29,0,54,14,29,28,33,30,49,56,49,47,62,25,45,25,35,51,60,54,125,121,122,109,129,106,104,106,131,129,169,165,193,185,196,206,228,228,231,225,355,362,350,348,1076,997,1291,1227,1487,1435]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} a6 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} 8. Bxc6 bxc6 9. Re1 Re8 (9... Ba7 10. d4 Re8 11. Qc2 Nh5 12. dxe5 dxe5 13. Nc4 Qf6 14. Be3 Nf4 15. Bxf4 exf4 {½-½ (47) Wang,H (2698)-Le,Q (2726) Danzhou 2017}) 10. h3 h6 11. Nf1 a5 12. Ng3 {LiveBook: 3 Games} Rb8 $146 ({Predecessor:} 12... a4 13. Qc2 Bb6 14. Be3 Nh7 15. d4 {1-0 (59) Alekseenko,K (2513)-Belyakov,B (2500) Samara 2015}) 13. Qc2 Bb6 14. Be3 Be6 ({Black should play} 14... Bxe3 $11 15. Rxe3 c5) 15. b3 Bxe3 16. Rxe3 c5 17. d4 cxd4 18. cxd4 exd4 19. Nxd4 {And now Nc6 would win.} Bd7 20. Qc3 Re5 21. Nf3 Rc5 22. Qd2 Bc6 23. Rae1 Nd7 (23... Bb7 $14) 24. Nd4 $16 g6 25. Rc3 Rxc3 26. Qxc3 Bb7 27. Qxa5 Nc5 28. Qd2 Kh7 29. b4 Nd7 30. a4 $40 {[%mdl 128] Black is in trouble.} c5 31. Nb5 cxb4 32. Qxd6 b3 33. Rb1 {[%cal Be1b1,Bb1b3,Bb3f3][%mdl 32]} Nb6 (33... Ra8 {might work better.} 34. Nc3 (34. Rxb3 Rxa4 35. Nc3 Ra1+ 36. Kh2 Ra6 $16) 34... Ra6) 34. Rxb3 $18 Nxa4 35. Rf3 Kg8 $2 {[#]} (35... Qxd6 36. Rxf7+ Kg8 37. Nxd6 Rd8) 36. Qf4 {White is clearly winning.} Qf8 37. Nd6 Nc5 38. Nxf7 {Precision: White = 75%, Black = 30%.} 1-0

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Ernst, Sipke"]
[Black "Lai, Hing Ting"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2553"]
[BlackElo "2388"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,87,9,12,8,0,0,0,0,0,0,-1,0,-7,-8,-18,-11,-5,14,14,14,14,22,24,15,25,42,42,42,56,70,0,66,0,59,42,43,0,0,0,11,0,56,56,57,51,52,60,71,67,69,75,75,58,53,47,81,87,154,143,160,153,814,806]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7 11. Bg5 Bxc3 12. bxc3 Nbd7 13. Rac1 Qc7 14. Nd2 {LiveBook: 10 Games. E54: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4} Nd5 {[#]} 15. Bb3 $146 (15. Bxd5 $5 Bxd5 16. c4 $11) ({Find the theoretical novelty and annotate with similar games:} 15. f3 e5 16. Rfe1 Rae8 17. Bxd5 Bxd5 18. c4 Bb7 19. d5 f5 20. Be3 Rc8 {½-½ (47) Tomashevsky,E (2728)-Hou,Y (2673) Wijk aan Zee 2016}) 15... h6 16. c4 {The position is equal.} Nf4 17. Bxf4 $1 Qxf4 18. Qe3 Qc7 19. Rfe1 Nf6 20. d5 exd5 21. cxd5 Qd6 22. Ne4 Nxe4 23. Qxe4 Rfd8 {[%cal Rb7d5]} 24. Rcd1 Rac8 25. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Rd7 26. h5 Rdc7 27. Qa4 Kf8 28. Qe4 {Black must now prevent Qh7.} Kg8 29. Qa4 Kf8 $1 30. g3 a5 31. Kh2 (31. Qe4 $5 {[%cal Re4h7]} Kg8 32. Qa4 $11) 31... Qf6 32. Kg2 Rc5 33. Qd7 Ba8 (33... R5c7 $11 34. Re8+ Rxe8 35. Qxc7 Ba8) 34. Re4 $14 (34. Ba4 Qd8 $17) 34... Rd8 35. Rde1 $1 {Threatening mate with Re8+.} Rcc8 $1 ({Not} 35... Bxd5 $2 36. Bxd5 $1 {[%mdl 512]} Rcc8 37. Qb7 $18) 36. Qb5 $40 {[%mdl 128] Black needs to defend precisely.} Qd6 {[%cal Ra8d5] [#]} 37. Kg1 $1 Qc5 38. Qd3 $1 {Hoping for Rc4.} ({Inferior is} 38. Qxc5+ Rxc5 39. Rd1 b5 $15) 38... Qc3 39. Qe2 (39. Qb1 $5 {[%cal Re4e3]} Kg8 40. a4 $16) 39... Kg8 40. Qb5 {And now R4e3 would win.} Kh7 41. R4e3 ({Much worse is} 41. Qxb6 Bxd5 42. Re7 Kg8 $11) 41... Qc5 (41... Qd2 $142) 42. Qd3+ $16 Kg8 43. Re5 Bc6 $2 (43... Kh8 $16 44. R5e2 Qf8) 44. Bc2 {Precision: White = 67%, Black = 62%.} 1-0

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Praggnanandhaa R"]
[Black "Gonzales, Jayson"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2487"]
[BlackElo "2378"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,99,2,42,-6,-9,0,-2,-8,-13,-17,-11,-11,-5,0,0,-29,62,57,74,69,123,123,120,112,125,125,120,105,135,119,199,178,218,184,225,187,255,203,199,211,208,194,204,198,202,154,159,159,160,150,185,190,761,114,159,62,62,79,111,111,113,42,53,0,75,82,265,257,264,250,271,251,276,272,244,208,798,787,689,680,1120,864,1150,1110,970,827,1568,1458]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 {[%cal Bg1f3,Bf3e1,Be1d3][%mdl 32]} e6 5. Be2 Nd7 6. O-O Ne7 7. Nbd2 Bg6 {LiveBook: 102 Games. B12: Caro-Kann: Advance Variation} (7... h6 8. Nb3 g5 9. Ne1 Qc7 10. Nd3 b6 11. Be3 Bg7 12. f4 c5 13. dxc5 gxf4 14. cxb6 axb6 15. Bxf4 {½-½ (32) Dominguez Perez,L (2729)-Ding,L (2755) Tsaghkadzor 2015}) 8. Ne1 c5 9. c3 Nc6 {The position is equal.} 10. Ndf3 Qb6 11. Nd3 $146 ({Predecessor:} 11. b3 Be7 12. Be3 O-O 13. Nd3 Rac8 14. dxc5 Qc7 15. Re1 Bxd3 16. Bxd3 Ncxe5 17. Nxe5 Qxe5 {1-0 (38) Vymazal,B (2337)-Bures,J (2263) Czechia 2009}) 11... cxd4 12. cxd4 Be7 13. Be3 O-O 14. Nf4 Rac8 (14... Bf5 $1 $11) 15. Nxg6 $14 fxg6 16. Rb1 a5 ({Black should play} 16... Qc7 $14) 17. Ne1 $16 {[%cal Bf3e1,Be1g2,Bg2f4][%mdl 32]} Rfe8 18. g3 {[%cal Bg2g3,Bg3g4][%mdl 32]} Bf8 19. h4 Ne7 20. Ng2 Nb8 21. a3 Nbc6 (21... Nf5 $16 {was called for.}) 22. g4 $1 $18 Nd8 23. Nf4 Nec6 24. Kg2 Rc7 (24... Be7 $142) 25. Rh1 Rf7 26. Nh3 Be7 27. Ng5 Bxg5 28. hxg5 Nb8 29. Bd3 {Strongly threatening Qg1.} Nd7 30. b4 axb4 31. axb4 {[%cal Ba3b4,Bb4b5][%mdl 32]} Nc6 32. b5 Na5 $2 {[#]} (32... Ne7 33. Ra1 Rc8) 33. Qc2 $2 (33. Rxh7 $1 $18 {[%mdl 512]} Nf8 (33... Kxh7 34. Bxg6+) 34. Rh3) 33... Nf8 34. Qe2 (34. Rhc1 $16) 34... Rc8 $14 35. Rhc1 Rxc1 36. Rxc1 Rc7 {Black wants to play ...Rxc1.} 37. Rxc7 (37. Rc5 $16) 37... Qxc7 38. Bd2 ({White should try} 38. Kg3 $14) 38... Nd7 (38... Nb3 $11 {keeps the balance.}) 39. Bb4 $36 {[%mdl 2048] White has strong initiative.} b6 $2 (39... Nc4 $16 {was necessary.}) 40. Qd1 Nc4 41. Qc2 Kf7 42. Kg3 Ndxe5 43. dxe5 Qxe5+ 44. Kf3 Qh2 $2 (44... Qxg5 45. Be2 (45. Bxc4 h5 $16) 45... h5) 45. Bxc4 $18 {White is clearly winning.} Qh3+ 46. Kf4 Qh2+ 47. Ke3 Qe5+ 48. Kf3 Qd4 49. Bxd5 {White threatens Qc7+ and mate.} Qxd5+ 50. Qe4 {Precision: White = 56%, Black = 37%.} 1-0

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Ten Hertog, Hugo"]
[Black "Ikonnikov, Vyacheslav"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2466"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,102,0,16,14,125,125,127,129,127,122,124,109,131,78,76,63,68,68,69,0,0,0,75,75,75,75,75,75,75,68,79,55,66,47,57,8,9,9,9,0,0,0,0,0,11,0,0,0,0,0,49,0,0,0,0,0,0,0,0,0,0,-860,-779,-958,-916,-842,-829,-1608,-1475,-1358,-1252,-1083,-1083,-1035,-983,-29974,-29975,-29978,-29979]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 O-O 9. dxc5 Bxc5 10. Bxc5 Nxc5 11. O-O-O Qa5 12. Kb1 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4} Bd7 13. h4 Rfd8 {LiveBook: 7 Games} (13... Na4 14. Nxa4 Qxa4 15. h5 Rac8 16. c3 f6 17. Bd3 fxe5 18. fxe5 Qf4 19. Qe2 Rf7 {1-0 (41) Areshchenko,A (2705)-Savchenko,B (2560) Yerevan 2014}) 14. Rh3 {[#] The position is equal.} Ne4 $146 (14... Rac8 $11 {remains equal.}) ({Predecessor:} 14... Be8 15. Nd4 Rac8 16. Nb3 Nxb3 17. cxb3 f6 18. exf6 Nb4 19. f5 d4 20. Qg5 Rc7 21. f7+ Rxf7 22. a3 Nc6 23. fxe6 Rf5 24. b4 dxc3 {0-1 (24) Solodovnichenko,Y (2541)-Grigoryan,A (2509) Belgorod 2008}) 15. Nxe4 $16 dxe4 16. Qxa5 Nxa5 {[#]} 17. Nd2 $1 Bc6 18. Kc1 ({But not} 18. b4 $6 Rac8 $11) 18... Rd4 19. c3 ({White should try} 19. a3) 19... Rd7 20. Re3 Rad8 {...Ba4 is the strong threat.} 21. Be2 b6 22. Kc2 (22. g4 $14) 22... Kf8 $1 $11 23. b3 Ke7 (23... f5 $11 {keeps the balance.}) 24. Nxe4 $16 Rxd1 25. Bxd1 Nc4 26. Re1 Na3+ 27. Kb2 Bxe4 28. Rxe4 Rxd1 29. Kxa3 $14 {[%mdl 4096] Endgame KR-KR} Rg1 $1 30. b4 Rxg2 31. b5 {Threatens to win with Ra4.} Rd2 $1 32. Rc4 Kd8 33. Ra4 Rd7 34. Kb3 f6 35. exf6 gxf6 36. Re4 Ke7 37. f5 e5 {[%cal Be6e5,Be5e4,Be4e3][%mdl 32]} 38. Rg4 Kd6 39. h5 Re7 {And now ...e4 would win.} 40. h6 e4 41. Kc2 Ke5 42. Rg7 Re8 $1 {Hoping for ...e3.} 43. Rxh7 $2 {[%mdl 8192]} (43. Kd1 $11) 43... Kf4 $19 44. Kd2 Kf3 45. Ke1 {[#]} e3 $1 46. Rg7 Rd8 47. Re7 Rd2 48. h7 Rxa2 {[%cal Ra2a1]} 49. Kd1 Rh2 50. c4 Kf2 51. Kc2 e2 {Precision: White = 59%, Black = 74%.} 0-1

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Admiraal, Miguoel"]
[Black "Pruijssers, Roeland"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2447"]
[BlackElo "2489"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,81,33,39,33,33,32,25,39,46,41,39,52,46,57,41,44,21,31,29,29,28,28,17,27,4,18,21,27,19,27,18,34,12,17,4,10,10,19,12,26,8,26,0,0,0,126,0,19,19,19,19,19,19,19,19,19,19,28,0,25,28,36,12]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Kh8 8. a5 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} (8. c3 Ng8 9. a5 a6 10. d4 f5 11. dxe5 fxe4 12. Rxe4 Rxf3 13. gxf3 Nxe5 14. Rxe5 dxe5 15. Qxd8 Bxd8 16. Nd2 {½-½ (40) Harikrishna,P (2753)-Fressinet,L (2700) Huaian 2016}) 8... a6 9. h3 Ng8 10. Nc3 f5 11. Nd5 {LiveBook: 9 Games} fxe4 12. dxe4 Be6 13. c3 $146 ({Predecessor:} 13. Ra3 Qd7 14. Ng5 Bxg5 15. Bxg5 h6 {0-1 (38) Ledger,D (2212)-Healey,M (2082) London 2015}) 13... Rb8 14. b4 Bf7 15. Be3 Bh5 16. Be2 Bg6 17. Nd2 (17. Qc2 {with more complications.} Nf6 18. Bd3 Bh5 19. Nh4 Bf7 20. Nxe7 Qxe7 21. Nf5) 17... Nf6 18. Nxf6 Bxf6 19. Bh5 Qe8 20. Bxg6 Qxg6 21. Rb1 Bg5 22. Nf1 Bxe3 23. Rxe3 Qe6 24. Rf3 Rf4 25. Nd2 Rbf8 26. Qe2 Qa2 {White should prevent ...Rxf3.} 27. Re1 Rxf3 28. Nxf3 Qb3 29. Rc1 Nd8 30. Nd2 Qa2 31. Kf1 Ne6 32. g3 d5 {[#]} (32... Ng5 $11 {remains equal.}) 33. Qd3 ({White must play} 33. Nf3 $1 $16 Qa3 34. Rc2) 33... Ng5 34. Qxd5 Rxf2+ 35. Kxf2 Nxe4+ $1 36. Qxe4 Qxd2+ 37. Kf3 Qxc1 38. Qxe5 {[%cal Re5e8] [#]} Qf1+ 39. Kg4 {Threatening mate with Qe8+.} (39. Ke3 $5 {[%cal Re5e8]} Qe1+ 40. Kd4 Qd2+ 41. Ke4 Qe2+ 42. Kf5 Qd3+ 43. Ke6 $11) 39... Qc4+ 40. Kf5 {aiming for Qe8+.} Qc6 41. h4 {Precision: White = 42%, Black = 58%.} (41. Qc5 $5 {[%cal Rc5f8]} Qd7+ 42. Ke4 $11) 1/2-1/2

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Kuipers, Stefan"]
[Black "Muehlenhaus, Sven"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2399"]
[BlackElo "2199"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,47,-3,0,0,0,0,0,1,40,51,58,51,56,46,44,45,62,58,71,25,25,33,56,57,75,54,62,75,68,59,96,93,100,97]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. a3 d5 5. Bb5 (5. exd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. d4 exd4 9. Qe2+ Qe7 10. Qxe7+ Kxe7 11. cxd4 a6 12. Bxc6 bxc6 13. c4 Re8 {0-1 (45) Motylev,A (2686)-Karjakin,S (2777) Moscow 2014}) 5... Nxe4 6. Qe2 {C47: Scotch Four Knights and Four Knights with 4 g3} Nxc3 7. Qxe5+ Qe7 8. dxc3 Bd7 {LiveBook: 3 Games} 9. Qxe7+ Bxe7 10. Bf4 O-O-O $1 11. O-O-O Be8 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Bg4 12. Rde1 Bxf3 13. Bxc6 {½-½ (20) Kindermann,S (2542)-Gyimesi,Z (2553) Austria 2004}) 12. Rhe1 {[#] aiming for Bxc6.} Bf6 13. g4 {g5 is the strong threat.} h6 14. h4 {[%cal Bh2h4,Bh4g5][%mdl 32] Strongly threatening g5.} g6 15. g5 hxg5 16. hxg5 Bg7 17. Bxc6 (17. Bg3 {keeps more tension.} a6 18. Ba4 Bd7 19. Rxd5 Be6 20. Rd3) 17... Bxc6 18. Be5 Bxe5 19. Nxe5 Rh7 20. Rd4 Re8 21. Kd2 Re6 22. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Rd6 23. c5 Re6 24. c4 {Precision: White = 67%, Black = 44%.} 1-0

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Maatman, Nick"]
[Black "Zevenhuizen, Daniel"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2386"]
[BlackElo "2103"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,95,47,35,50,54,65,49,57,39,62,66,60,43,39,35,43,41,62,29,60,55,129,52,113,27,43,27,39,44,97,16,62,54,119,122,122,60,133,130,193,165,206,183,179,120,275,218,216,208,224,234,225,206,184,140,139,148,235,213,271,231,271,224,256,231,236,186,265,241,230,162,450,282,352,325,1139,1122,1445,1179,1505,1429,1175,1396,1338,1288]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. h3 c6 7. Be3 Na6 {E73: King's Indian: Averbakh Variation without 6...c5} 8. Nf3 e5 9. d5 cxd5 {White is slightly better.} 10. cxd5 Nc7 (10... Nh5 11. O-O Nf4 12. Bc4 f5 13. Re1 g5 14. Nh2 fxe4 15. Nxe4 {½-½ (65) Jakovenko,D (2704)-Kozul,Z (2613) Doha 2016}) 11. Nd2 $146 ({Predecessor:} 11. Qd2 Nfe8 12. g4 Bd7 13. g5 f5 14. gxf6 Nxf6 15. Bg5 b5 16. Bd3 Qe8 17. Bxf6 Rxf6 {0-1 (62) Barros Lizcano,R (2280)-Szieberth,A (2285) Bratislava 1993}) 11... Nfe8 12. g4 f5 13. gxf5 gxf5 14. exf5 Bxf5 15. Bg4 Qd7 16. Nde4 b5 ({Black should try} 16... Nb5 $14) 17. a3 (17. Ng3 $1 $16 {[%cal Rg3f5]} Bxg4 18. hxg4) 17... Nf6 $14 {[%cal Rf6g4]} 18. Nxf6+ (18. Bxf5 $16 Qxf5 19. Nxd6) 18... Rxf6 $11 19. Bxf5 Qxf5 20. Qg4 Qc2 (20... Qxg4 $14 21. hxg4 Rg6) 21. Qe2 (21. Rc1 $1 $16 {[%cal Rc1c2]} Qxb2 22. Nd1 Qxa3 23. Rxc7 Qa5+ 24. Rc3) 21... Qxe2+ 22. Kxe2 Bh6 (22... Rg6 $14) 23. Rhg1+ Bg7 24. h4 (24. Ne4 $16 Rg6 25. Rad1) 24... Kh8 (24... Rg6 $14) 25. Rad1 Bf8 (25... Rg6 $16 {might work better.}) 26. h5 Rf5 27. Ne4 Be7 {[#]} 28. h6 (28. f4 $1 $18 {[%mdl 512]}) 28... Ne8 $2 (28... Rg8 $16) 29. Rc1 Rf8 30. Kd3 Nf6 31. Nxf6 Rxf6 32. Rc7 Bf8 33. Bxa7 Bxh6 34. Rb7 Rf3+ (34... Rff8 $16 35. Be3 Bxe3 36. fxe3 Rab8) 35. Be3 $18 Rg8 36. Rxg8+ Kxg8 {[%mdl 4096] Endgame KRB-KRB} 37. Ke4 Rf6 38. Bxh6 Rxh6 39. Rxb5 {KR-KR} Rf6 {[#]} (39... Kg7 {is a better defense.} 40. a4 Rh4+ 41. Kf5 Rxa4 42. Rb7+ Kf8) 40. Ke3 $1 h5 41. Rb4 Rh6 $2 (41... Rf7 42. a4 Ra7) 42. Rh4 Kf7 43. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Kg6 $2 (43... Ke8 44. f4 Ke7) 44. b5 {White is clearly winning.} Kg5 45. Rh1 Rh8 46. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} Ra8 47. Ra1 h4 48. a5 {Precision: White = 62%, Black = 29%.} 1-0

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Vereggen, Lars"]
[Black "Van Foreest, Jorden"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2336"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,62,18,26,16,24,24,22,29,27,26,34,27,32,0,0,0,10,-16,-19,-14,-16,-68,-41,-41,-49,-118,-117,-161,-122,-141,-167,-158,-139,-229,-228,-291,-288,-302,-289,-294,-283,-325,-212,-270,-219]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 a6 6. a4 e6 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} 7. Qb3 Ra7 8. Nh4 Be4 (8... Bg6 9. Nxg6 hxg6 10. a5 Nbd7 11. g3 Ng4 12. h3 Qf6 13. Qc2 Qf5 14. e4 {1-0 (47) Dominguez Perez,L (2732)-Mamedov,R (2650) Huaian 2016}) 9. f3 Bg6 10. a5 Nbd7 {LiveBook: 3 Games} 11. Bd2 Bd6 12. g3 O-O 13. Nxg6 hxg6 14. cxd5 cxd5 {[#]} 15. Bd3 $146 Nb8 16. Na4 (16. Qb6 $5 {[%cal Rb6a7]} Nc6 17. Qxd8 Rxd8 18. Na4 $11) 16... Nc6 17. Nb6 Nd7 (17... Re8 {keeps more tension.} 18. f4 Bc7 19. O-O Kh7 20. Rfc1 Rh8) 18. f4 Nxb6 19. axb6 Ra8 20. Ra4 (20. Rc1 $11) 20... a5 21. h4 Bb4 22. h5 (22. Bc3 $15) 22... gxh5 23. g4 Qxb6 {White must now prevent ...Bxd2+.} 24. Kd1 Rfc8 25. gxh5 Qc7 26. Bc3 (26. Ra1 $17) 26... Bxc3 $19 27. bxc3 {[#]} Nb4 $1 {[%mdl 512]} 28. Kd2 (28. cxb4 Qc1+) 28... Nxd3 29. Kxd3 {[#]} b5 $1 {[%cal Bb7b5,Bb5b4,Bb4c3][%mdl 544]} 30. Raa1 {[#]} (30. Qxb5 Qxc3+) 30... b4 $1 {[%mdl 512]} 31. Rhc1 (31. cxb4 axb4) 31... bxc3 {Precision: White = 38%, Black = 66%.} 0-1

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Bezemer, Arno"]
[Black "Hausrath, Daniel"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2310"]
[BlackElo "2491"]
[Annotator "TA"]
[PlyCount "23"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,23,44,35,63,44,72,58,74,70,145,138,147,137]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 e6 (5... b5 6. Bd3 Bb7 7. Qe2 c5 8. dxc5 dxc5 9. e5 Nh6 10. Be4 Qc8 11. Bxb7 Qxb7 12. Qe4 Nc6 13. Be3 c4 14. Nd4 Rc8 15. Nd5 Nd8 16. O-O-O e6 17. Nc3 Nf5 18. Nxf5 gxf5 19. Rxd8+ {1-0 (19) Yu,Y (2729)-Maghsoodloo,P (2584) Doha 2016}) 6. Bd3 {B06: Modern Defence} Ne7 7. O-O {LiveBook: 15 Games} Nbc6 8. Be3 {White is slightly better.} Nb4 9. Be2 $146 ({Predecessor:} 9. a3 Nxd3 10. Qxd3 Qd7 11. Rae1 O-O 12. Kh1 b6 13. Nh4 Bf6 14. Bf2 {½-½ (38) Nguyen,N-Phung,N Dong Thap 2004}) 9... f5 10. e5 d5 (10... Qd7 $14) 11. Qd2 b6 12. Nd1 1/2-1/2

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Stillger, Bernhard"]
[Black "Zwirs, Nico"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "2262"]
[BlackElo "2399"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,112,58,89,52,79,77,76,71,79,77,114,95,89,86,80,85,92,97,93,72,86,61,68,51,64,52,69,65,88,70,101,91,118,0,0,0,0,0,14,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. Be3 Re8 9. d5 Nh5 10. g3 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} Bf8 11. Ne1 Ng7 12. Nd3 f5 13. f3 Be7 14. Qd2 Rf8 {LiveBook: 24 Games} (14... Nf6 15. c5 fxe4 16. fxe4 Ng4 17. Bxg4 Bxg4 {½-½ (39) Postny,E (2606)-Vovk,A (2636) Fagernes 2017}) 15. Rac1 Nf6 16. c5 (16. Bh6 {looks sharper.} c6 17. c5 cxd5 18. exd5 Rf7 19. b4) 16... fxe4 17. fxe4 Ng4 $146 ({Predecessor:} 17... Bh3 18. cxd6 cxd6 {½-½ (73) Cox,J (2387)-McNab,C (2475) Uxbridge 2010}) 18. Rxf8+ Kxf8 19. cxd6 cxd6 {[#]} 20. Bxg4 $1 Bxg4 21. Bxa7 Kg8 22. Be3 h5 23. Qg2 Ne8 24. a3 Nf6 25. Nf2 Bd7 26. Qf3 Kg7 27. Qe2 Nh7 28. Nb5 Qa5 {[#]} 29. Nc7 $1 {Hoping for Bd2.} Rc8 30. Ne6+ ({White should try} 30. Rc3 $16) 30... Bxe6 $1 $11 {The position is equal.} 31. dxe6 Rxc1+ 32. Bxc1 Nf8 33. Qd2 (33. Kg2 {is interesting.} Qa4 34. Qd2 Kf6 35. Qh6 Kxe6 36. Qg7) 33... Qxd2 34. Bxd2 Nxe6 {[%mdl 4096] Endgame KBN-KBN} 35. Kf1 Kf7 36. Be3 Bg5 37. Ke2 Bxe3 38. Kxe3 {KN-KN} Nd4 39. Nd1 g5 40. h4 gxh4 41. gxh4 Ne6 42. Kf3 Nf4 43. Ne3 Ke6 44. a4 Nd3 45. Nc4 Nc5 46. Nb6 Nd3 47. Nc4 d5 48. exd5+ Kxd5 49. Ne3+ Kc5 50. Ke4 Nxb2 51. Kxe5 Nxa4 52. Kf5 b5 {aiming for ...Kd4.} (52... Kd4 $5 {[%cal Rd4e3]} 53. Nc2+ Kd3 $11) 53. Nc2 Kd5 54. Kg5 Ke5 55. Kxh5 Kf6 56. Kg4 Ke5 {Precision: White = 64%, Black = 66%.} 1/2-1/2

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Frayna, Janelle Mae"]
[Black "Czebe, Attila"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2248"]
[BlackElo "2465"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,80,15,24,36,0,3,0,0,0,0,-11,0,0,0,0,0,-7,17,0,19,0,12,15,14,0,13,0,-9,-22,-9,-52,-2,-2,0,-183,-20,-27,-35,-27,114,91,131,0,9,9,9,11,90,20,266,102,153,0,0,0,79,-601,-595,-545,-541]} 1. d4 d6 2. e4 g6 3. c4 Bg7 4. Nc3 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. f4 c6 8. Nf3 Nd7 9. fxe5 Nxe5 10. Bf4 {A42: Modern Defence: Averbakh Variation} Nxf3+ 11. gxf3 Be6 12. O-O-O+ {LiveBook: 3 Games. The position is equal.} Kc8 $146 ({Predecessor:} 12... Ke8 13. Bd6 Rd8 14. Be2 Nh6 15. a4 f5 {1-0 (50) Reinderman,D (2591)-Telljohann,S (2408) Germany 2016}) 13. Kc2 Nf6 14. Bd6 Rd8 15. Be2 Bf8 16. c5 Bxd6 17. cxd6 Nh5 18. Rd2 b5 19. Rhd1 Kb7 20. b3 a6 21. Kb2 Kb6 22. Bf1 Rd7 23. Ne2 Re8 24. Ng3 Nf4 25. Ne2 Nxe2 26. Rxe2 f6 (26... Red8 $5 {[%cal Rd7d6]}) 27. h4 c5 28. e5 $2 (28. Red2 $11 {and White has nothing to worry.}) 28... Rf8 $2 ({Better is} 28... fxe5 $19 {Threatens to win with ...Kc6.} 29. Red2 Bf5) 29. f4 fxe5 30. fxe5 c4 (30... Rdf7 $11 31. Red2 Rf2) 31. bxc4 $1 $16 bxc4 32. Re3 (32. Re4 $1 $16) 32... Rf2+ 33. Kc3 Kc5 34. Be2 Rb7 {[#]} (34... Rf4 $1 $11) 35. Re4 $1 Kc6 $2 ({Don't go for} 35... Bd5 $2 36. Red4 $18 (36. Rxc4+ Bxc4 37. Bxc4 Rf3+ 38. Rd3 Rxd3+ 39. Bxd3 Rb8 $11)) (35... Rh2 $11 {and Black is okay.}) 36. Rf1 $2 (36. Bxc4 $18 Bxc4 37. Rxc4+ Kd7 38. a4) 36... Rh2 (36... Rxf1 $142 37. Bxf1 Kd5) 37. Bxc4 $2 (37. Re3 $16 {Black must now prevent Bf3+.} Kd7 38. Bxc4) 37... Rh3+ $11 38. Bd3 (38. Kc2 $5 {[%cal Rc4e6]} Bf5 {[#]} 39. Rxf5 $1 {[%mdl 512]} gxf5 40. Rd4 $11) 38... Rb5 (38... Bxa2 $11 {keeps the balance.} 39. Rc1 Kd5) 39. Rc1 $2 {[%mdl 8192]} (39. Rfe1 $16) 39... Rc5+ $19 40. Kb2 Rxd3 {Precision: White = 34%, Black = 31%.} 0-1

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Beukema, Jasper"]
[Black "Van Foreest, Lucas"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2209"]
[BlackElo "2467"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,46,-33,-28,-28,-19,-23,-27,-34,-25,-22,-20,-22,-35,-35,-25,-57,-50,-49,-6,-106,-95,-82,-100,-237,-228,-257,-262,-427,-473,-466,-464,-503,-552,-887,-888,-867,-846,-1654,-1593]} 1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nc3 (4. c3 Qb6 5. Qb3 Nf6 6. Nd2 c4 7. Qc2 Nh5 8. Bg5 h6 9. Bh4 g5 10. Be2 Ng7 11. Bg3 Bf5 12. Qc1 e6 {1-0 (41) Carlsen,M (2832)-So,W (2812) Leuven 2017}) 4... a6 5. dxc5 e5 6. Bg3 {D00: 1 d4 d5: Unusual lines} Be6 7. Na4 $146 {[#]} ({Find the theoretical novelty and annotate with similar games:} 7. Nf3 f6 8. Na4 Bxc5 9. Nxc5 Qa5+ 10. Nd2 Qxc5 11. Nb3 Qb6 {0-1 (48) Fulop,S (1997)-Kalmar,L (1877) Hungary 2009}) 7... Bxc5 $1 {[%mdl 512]} 8. Nxc5 {Black has an edge.} Qa5+ 9. c3 Qxc5 10. Nf3 f6 11. Nd2 Nge7 12. e4 O-O 13. Bd3 f5 14. f3 (14. exf5 $11 {keeps the balance.} Nxf5 15. Bxf5 Bxf5 16. O-O) 14... fxe4 $17 15. fxe4 d4 $36 {[%mdl 2048] Keeping White busy.} 16. cxd4 (16. Rc1 $17) 16... Qxd4 $19 17. Nf3 {[#]} Rxf3 $1 {[%mdl 512]} 18. Qxf3 $2 {[#]} (18. gxf3 Rd8 19. Qe2 Qxd3 20. Qxd3 Rxd3 21. Rf1) 18... Qb4+ $1 {Black is clearly winning.} 19. Kd1 ({Reject} 19. Kf1 Rf8) 19... Qxb2 20. Rb1 Qa3 {aiming for ...Rd8.} 21. Qe3 {If White can now play Ke2 this consolidates a bit.} Rd8 22. Ke2 Bg4+ 23. Kd2 Qa5+ {Precision: White = 36%, Black = 85%.} 0-1

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Woudsma, Martijn"]
[Black "Van Delft, Merijn"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2181"]
[BlackElo "2393"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,54,31,0,0,0,0,0,11,0,0,0,0,-35,8,-1,28,27,35,29,28,0,21,-8,0,-206,-189,-658,-656,-789,-542,-1325,-1257,-1510,-1156,-2331,-2320,-29992,-29993,-29993,-29994,-29994,-29995]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 h6 8. Be3 b5 {B81: Sicilian Scheveningen: Keres Attack} 9. Bg2 {[#] And now e5! would win.} Bb7 10. a3 g5 {The position is equal.} 11. Qe2 Nbd7 12. O-O-O $146 ({Predecessor:} 12. h4 Rg8 13. hxg5 hxg5 14. O-O-O Rc8 15. Bd2 Ne5 16. Bxg5 Rxg5 17. f4 Nfxg4 18. fxg5 Rxc3 19. g6 Qg5+ 20. Kb1 Re3 21. gxf7+ Ke7 22. Qf1 Rg3 {0-1 (22) Krivoborodov,E (2394)-Macieja,B (2617) Moscow 2008}) 12... Rc8 13. Kb1 Ne5 (13... Rxc3 $5 14. bxc3 Ne5 $14) 14. Bc1 Nfd7 15. h4 {[#] Strongly threatening hxg5.} Rg8 16. hxg5 hxg5 17. Rh5 Be7 18. Rdh1 Bf6 19. Bh3 $2 (19. Na2 $11) 19... Nc4 $19 20. Ndxb5 $2 (20. Rd1) 20... axb5 21. Nxb5 Ba6 22. a4 Qa5 23. Bf1 Qxa4 24. Nxd6+ Nxd6 25. Qxa6 Qxc2+ {Black mates.} 26. Ka2 Qxc1 {[%csl Gf6][%cal Rc1b2]} 27. Qa3 Rc2 {Precision: White = 24%, Black = 69%.} 0-1

[Event "21st Hogeschool Zeeland 2017"]
[Site "Vlissingen"]
[Date "2017.08.10"]
[Round "7"]
[White "Van der Elburg, Freddie"]
[Black "Warmerdam, Max"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2131"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2017.??.??"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,58,0,8,0,-3,0,24,-19,-25,-31,-18,-21,47,25,43,27,29,-18,-19,-16,0,-21,-14,-23,-18,-15,-15,-21,-21,-32,-25,-32,-24,-59,-42,-501,-491,-463,-463,-463,-454]} 1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nh6 5. O-O O-O 6. d3 d4 {A03: Bird's Opening with 1...d5} 7. c3 c5 8. e4 dxe3 9. Bxe3 Nd7 10. Na3 {[%cal Bb1a3,Ba3c4,Bc4e5][%mdl 32]} Rb8 {LiveBook: 4 Games} 11. Nc4 Ng4 12. Qe2 $146 ({Predecessor:} 12. Bc1 b5 {0-1 (46) Kalinitschew,S (2485)-Dautov,R (2617) Saarbruecken 2002}) 12... Qc7 13. Rae1 b5 14. Nce5 Nxe3 15. Qxe3 Nb6 (15... b4 $11) 16. Nd2 {Nc6 is the strong threat.} Bb7 17. Bxb7 Rxb7 18. Nb3 (18. Ne4 $5 {[%cal Re4c5]} Bxe5 19. fxe5 Qxe5 20. Qh6 $14 (20. Nxc5 Qxe3+ 21. Rxe3 Rc7 $14) (20. Qxc5 Qxc5+ 21. Nxc5 Rc7 $14)) 18... Na4 $1 19. Rf2 c4 20. Nd4 cxd3 21. Qxd3 Rd8 22. Qf3 e6 23. Rfe2 Rb6 24. a3 Rd5 25. h4 a5 26. Qf2 Nc5 {[#] Hoping for ...Bxe5.} 27. Nxb5 $2 {[%mdl 8192]} (27. Qe3 $15) 27... Rxb5 $19 {Black is clearly winning.} 28. c4 Nd3 29. Qf1 Bxe5 {Precision: White = 43%, Black = 73%.} 0-1

