[Event "2nd Ivy League Challenge"] [Site "Toronto CAN"] [Date "2019.11.08"] [Round "1.1"] [White "Lin, Juntong"] [Black "Zhou, Qiyu"] [Result "0-1"] [ECO "E14"] [WhiteElo "1920"] [BlackElo "2213"] [PlyCount "67"] [EventDate "2019.11.08"] [EventType "team"] [EventRounds "5"] [EventCountry "CAN"] [SourceTitle "TWIC 1306"] [Source "Mark Crowther"] [SourceDate "2019.11.18"] [SourceVersion "1"] [SourceVersionDate "2019.11.18"] [SourceQuality "2"] [WhiteTeam "University of Toronto B"] [BlackTeam "University of Toronto A"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Be2 d5 6. O-O Bd6 7. Nc3 ({Relevant: } 7. b3 O-O 8. Bb2 Nbd7 9. Nbd2 Ne4 10. Rc1 Qe7 11. Bd3 Nxd2 12. Nxd2 dxc4 13. Nxc4 Qg5 14. e4 Bf4 15. Rc2 c5 16. g3 cxd4 17. h4 Qg6 18. e5 Qh6 19. gxf4 Qxh4 20. f3 Qxf4 21. Bc1 Qh4 22. Rh2 Qg3+ 23. Rg2 Qh4 24. Bg5 Qh5 25. Qd2 Bxf3 26. Rh2 Qg4+ 27. Kf2 Be4 28. Bxe4 Qxe4 29. Qf4 Qxf4+ 30. Bxf4 f6 31. exf6 Rxf6 32. Ke2 e5 33. Bg3 Rxf1 34. Kxf1 Re8 35. Rh4 Kf7 36. Nd6+ Ke7 {Gunina,V (2522)-Hou, Y (2673) Beijing 2014 1-0}) 7... O-O 8. b3 c5 9. Bb2 Nbd7 10. Rc1 a6 11. Bd3 $146 ({Predecessor:} 11. cxd5 exd5 12. Na4 Rc8 13. dxc5 bxc5 14. Bd3 Qe7 15. Qe2 Ra8 16. Rfd1 Rfe8 17. Re1 Ng4 18. h3 Nge5 19. Nxe5 Nxe5 20. Nxc5 Nxd3 21. Nxd3 a5 22. Qg4 f6 23. Bd4 a4 24. Bc5 axb3 25. axb3 Ba6 26. Qd4 Bxd3 27. Qxd5+ Qe6 28. Qxd6 Qxb3 29. Bd4 Rad8 30. Qg3 Bg6 31. Ra1 Qb4 32. Rec1 Qb8 33. Qxb8 Rxb8 34. Ra7 Rb1 35. Rxb1 Bxb1 36. f3 Bg6 37. Kf2 Rc8 38. g4 h6 39. Kg3 Bf7 40. h4 Re8 {Gurvich,V (2270)-Bilguun,S (2497) St Petersburg 2018 1-0 (67)}) 11... Re8 12. h3 Rc8 13. Re1 h6 14. cxd5 exd5 15. Na4 Ne4 16. Qe2 (16. dxc5 Ndxc5 (16... bxc5 17. Bxe4 Rxe4 18. Nc3 Re6 19. Nxd5) 17. Nxc5 bxc5) 16... c4 17. Bxe4 (17. bxc4 dxc4 18. Bb1 b5 19. Nc3 Ng5 20. Nxg5 Qxg5 {White is positionally lost}) 17... dxe4 18. Nd2 b5 19. Nc5 (19. Nc3 cxb3 20. axb3 f5 (20... Qe7)) 19... Bxc5 (19... Nxc5 20. dxc5 Rxc5) 20. dxc5 Nxc5 21. Qg4 Qg5 (21... g6) 22. Qxg5 hxg5 {The knight will drop into d3 for a winning game} 23. Rc3 Nd3 24. Rb1 cxb3 25. Nxb3 Bd5 26. Rxc8 Rxc8 27. Bd4 Rc2 28. a3 Ra2 29. Nc5 Rxa3 30. Nxd3 exd3 31. Rb2 a5 32. Rxb5 d2 33. Rb1 Bb3 34. Bb2 0-1 [Event "2nd Ivy League Challenge"] [Site "Toronto CAN"] [Date "2019.11.08"] [Round "2.2"] [White "Zhou, Qiyu"] [Black "Khanna, Nalin"] [Result "1/2-1/2"] [ECO "B76"] [WhiteElo "2213"] [BlackElo "2107"] [PlyCount "93"] [EventDate "2019.11.08"] [EventType "team"] [EventRounds "5"] [EventCountry "CAN"] [SourceTitle "TWIC 1306"] [Source "Mark Crowther"] [SourceDate "2019.11.18"] [SourceVersion "1"] [SourceVersionDate "2019.11.18"] [SourceQuality "2"] [WhiteTeam "University of Toronto A"] [BlackTeam "Yale"] {[%evp 0,10,27,40,50,45,68,63,54,31,30,42,53]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. g4 Be6 10. Nxe6 fxe6 11. O-O-O Ne5 12. Be2 Qc8 13. Bh6 ({Relevant:} 13. h4 Nfd7 14. h5 Nc4 15. Bxc4 Qxc4 16. hxg6 hxg6 17. f4 Bxc3 18. bxc3 Nf6 19. Bd4 e5 20. fxe5 dxe5 21. Qg5 Kf7 22. Qxe5 Qe6 23. Qf4 g5 24. Qxg5 Rg8 25. Qf5 Qxf5 26. gxf5 Raf8 27. Bxf6 Kxf6 28. Rh6+ Kg5 29. Re6 Kf4 30. Rxe7 b6 31. Rf1+ Ke3 32. f6 Ke2 33. Rf5 a5 34. f7 Rh8 35. e5 a4 36. Kb2 Rd8 37. e6 a3+ 38. Kxa3 Kd1 39. Rd7+ Kxc2 40. Rxd8 Rxd8 41. f8=Q {1-0 (41) Cornette,M (2611)-Jones,G (2640) chess.com INT 2018}) 13... Nc4 14. Bxc4 Qxc4 15. h4 b5 16. h5 ({Predecessor:} 16. Bxg7 Kxg7 17. h5 b4 18. hxg6 hxg6 19. e5 bxc3 20. Qh6+ Kf7 21. exf6 Kxf6 22. Qh4+ Kf7 23. Qh7+ Ke8 24. Qxg6+ Kd7 25. Qd3 Qf4+ 26. Kb1 Qxf3 27. Qb5+ Qc6 28. Qxc6+ Kxc6 29. bxc3 Rab8+ 30. Kc1 Rb5 31. Rd4 Rf3 32. Rc4+ Kd7 33. Rg1 Rg5 34. Rg2 Ke8 35. Kd2 Kf7 36. Ke2 Rf6 37. Rh2 Re5+ 38. Kd2 Rd5+ 39. Ke2 Re5+ {1/2-1/2 (39) Bagi,M (2455) -Cebalo,M (2320) Zalakaros 2017}) 16... b4 17. Nb1 Rac8 18. hxg6 hxg6 19. Rh2 a5 20. Qg5 Bxh6 21. Qxh6 Kf7 22. Qe3 Rh8 23. b3 Qc6 24. Rdd2 Rxh2 25. Rxh2 a4 26. g5 Nh5 27. f4 axb3 28. axb3 Qc5 29. Qxc5 Rxc5 30. Rf2 e5 31. fxe5+ Ke6 32. exd6 exd6 33. Nd2 Rxg5 34. Nf3 Rg4 35. Nd4+ Ke5 36. Nc6+ Kxe4 37. Nxb4 Ke3 38. Nd3 Nf4 39. Rxf4 Rxf4 40. Nxf4 Kxf4 41. Kd2 Ke4 42. c3 g5 43. Ke2 d5 44. b4 d4 45. cxd4 Kxd4 46. Kf3 Kc4 47. Ke2 1/2-1/2 [Event "2nd Ivy League Challenge"] [Site "Toronto CAN"] [Date "2019.11.09"] [Round "3.3"] [White "Zhou, Qiyu"] [Black "Yang, Christopher"] [Result "1-0"] [ECO "B67"] [WhiteElo "2213"] [BlackElo "2145"] [PlyCount "75"] [EventDate "2019.11.08"] [EventType "team"] [EventRounds "5"] [EventCountry "CAN"] [SourceTitle "TWIC 1306"] [Source "Mark Crowther"] [SourceDate "2019.11.18"] [SourceVersion "1"] [SourceVersionDate "2019.11.18"] [SourceQuality "2"] [WhiteTeam "University of Toronto A"] [BlackTeam "Princeton"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 Be7 10. Be3 b5 ({Relevant:} 10... h5 11. Kb1 Qc7 12. Nxc6 Bxc6 13. Bg5 Rd8 14. Ne2 h4 15. Qe1 d5 16. e5 Ng8 17. Bf4 Bb5 18. Nd4 Bxf1 19. Rxf1 Rc8 20. Qd2 Bc5 21. c3 Ne7 22. Rfe1 b5 23. g4 hxg3 24. hxg3 Ng6 25. Be3 Qb7 26. f4 b4 27. Rc1 Ne7 28. Qe2 Bxd4 29. cxd4 Kd7 30. g4 Qb5 31. Qxb5+ axb5 32. Rxc8 Kxc8 33. Kc2 Rh2+ 34. Kb3 Nc6 35. f5 Kb7 36. fxe6 fxe6 37. a3 bxa3 38. Kxa3 Kb6 39. Kb3 Rh3 40. Kc3 {Dominguez Perez,L (2763)-Yu,Y (2752) Saint Louis 2019 0-1} ) 11. Nxc6 Bxc6 12. Ne2 Rc8 13. Nd4 Bb7 14. Kb1 {} d5 {The was no need to concede centre and give White a free central wedge} ({Predecessor:} 14... O-O 15. g4 Nd7 16. h4 Ne5 17. g5 d5 18. f4 Nc4 19. Bxc4 dxc4 20. Qg2 Qe8 21. Ne2 b4 22. Bd4 Qc6 23. Ng3 b3 24. cxb3 cxb3 25. axb3 a5 26. Bc3 a4 27. bxa4 Qxa4 28. Qc2 Qa7 29. Rd7 Bb4 30. Bd4 Qa8 31. Qd3 Rfd8 32. Rxd8+ Rxd8 33. Rc1 Qa5 34. Rd1 Ra8 35. Bc3 Qa2+ 36. Kc1 Qa1+ 37. Kc2 Qa4+ 38. Kb1 Qa2+ 39. Kc1 Qa1+ 40. Kc2 {1/2-1/2 (40) Socko,B (2570)-Greenfeld,A (2547) Izmir 2004}) ( 14... Nd7 15. h4 O-O) 15. e5 Nd7 16. f4 b4 (16... Qc7 17. h4) 17. Bd3 { White has a super-French structure} O-O (17... Qc7 18. f5 Nxe5 19. fxe6 O-O 20. Rhf1) 18. g4 {The pawn storm is an automatic plan but getting the queen to the kingside as quickly as possible is worth considering} (18. Qf2 {Some sample lines show that White has excellent attacking chances} Bc5 19. Qg3 a5 ( 19... Kh8 20. Rde1 (20. Rhf1 Qb6 21. Qh4 f5 22. g4) 20... Bxd4 21. Qh3 g6 22. Bxd4) 20. Rhe1 Qc7 (20... a4 21. f5 Nxe5 22. Bg5 f6 23. Nxe6) 21. f5 Qxe5 22. Qh3 Nf6 23. Nf3 Qd6 24. Bxc5 Qxc5 25. fxe6 g6 26. Ng5) (18. Qe1 Qc7 19. Qg3 {Is similar to 18.Qf2}) 18... a5 19. Rhf1 Bc5 20. Rf3 ( 20. Qg2) 20... Re8 {Clearing f8 for Nf8 does not really help much} (20... g6 {Is also not a solution} 21. Rh3 Qe7 22. Bf2 {White needs a couple more prepatory moves before pushing f4-f5} Rfe8 23. Re1 a4 24. f5 {Cracks the kingside open}) 21. Rh3 {There is nothing to stop the attack} Nf8 22. Bb5 (22. Qf2) (22. f5) 22... Re7 23. Qf2 (23. Bd3) 23... Qb6 24. Bd3 {The bishop should be pointing at the kingside} g6 {} 25. Rf1 {Mismanages the attack} (25. f5 {Is crushing} exf5 26. Nxf5 {Crowns the attack} ({or} 26. gxf5 Rxe5 27. Rf1 Rc7 28. fxg6 hxg6 29. Nf5 Rxf5 (29... Rxe3 30. Nxe3) 30. Bxf5 Bxe3 31. Rxe3) 26... gxf5 27. gxf5 Bxe3 28. Rxe3 Ng6 {The extra piece does not help Black at all} 29. e6 (29. Rf1) 29... Ba6 (29... Rf8 30. Qg3) 30. exf7+ Kf8 31. fxg6 hxg6 32. Bxa6 Qxa6 {Allows a big finish} ( 32... Rc6) 33. Rxe7 Kxe7 34. f8=Q+ Rxf8 35. Re1+) 25... Ba6 26. Bxa6 Qxa6 27. f5 exf5 28. gxf5 Rec7 29. fxg6 fxg6 30. Rf3 Nd7 31. Bh6 Qa8 32. Qe3 Bxd4 33. Qxd4 Rc4 34. Qf2 Rxc2 35. Qxc2 Rxc2 36. Kxc2 Qc6+ 37. Kb1 g5 38. Rf8+ 1-0 [Event "2nd Ivy League Challenge"] [Site "Toronto CAN"] [Date "2019.11.09"] [Round "4.2"] [White "Ascherman, Sarah"] [Black "Zhou, Qiyu"] [Result "0-1"] [ECO "E24"] [BlackElo "2213"] [PlyCount "70"] [EventDate "2019.11.08"] [EventType "team"] [EventRounds "5"] [EventCountry "CAN"] [SourceTitle "TWIC 1306"] [Source "Mark Crowther"] [SourceDate "2019.11.18"] [SourceVersion "1"] [SourceVersionDate "2019.11.18"] [SourceQuality "2"] [WhiteTeam "Harvard"] [BlackTeam "University of Toronto A"] {[%evp 0,21,19,15,22,6,6,6,16,-2,-12,-9,16,2,0,-2,-2,-4,-22,-37,4,-25,-12,-77] } 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Qc2 d5 7. e3 O-O 8. Bd3 ({Relevant:} 8. Nf3 Nc6 9. Rb1 b6 10. cxd5 exd5 11. Bb5 Ne7 12. dxc5 bxc5 13. O-O Qc7 14. Be2 Bf5 15. Bd3 Bxd3 16. Qxd3 c4 17. Qc2 Rab8 18. Ra1 Rb7 19. a4 Rfb8 20. Ba3 Nc6 21. Rfd1 Ne5 22. Nxe5 Qxe5 23. Rd4 a5 24. Rad1 Rb3 25. Bc1 h5 26. f3 Rb1 27. h3 Ra1 28. e4 dxe4 29. fxe4 Rbb1 30. Rxc4 Qg3 31. Rc8+ Kh7 32. e5+ g6 33. Qd2 Rxc1 34. Rxc1 Ne4 35. Rh8+ Kxh8 36. Qh6+ Kg8 37. Rxa1 Ng5 { Schlindwein,R (2409)-Cvitan,O (2489) Baden 2018 1/2-1/2}) 8... b6 9. Ne2 Bb7 10. O-O Nc6 ({Predecessor:} 10... Nbd7 11. cxd5 exd5 12. c4 dxc4 13. Bxc4 Rc8 14. Qb3 cxd4 15. Nxd4 Nc5 16. Qa2 Qe7 17. Qe2 Nfe4 18. Bb2 Nd6 19. Rac1 Nxc4 20. Rxc4 g6 21. Nb5 a6 22. Nc3 Rfd8 23. Rf4 Nd3 24. Rg4 h5 25. Rg3 Nxb2 26. Qxb2 b5 27. Re1 Rd7 28. e4 Rcd8 29. Qb3 Kg7 30. Rge3 Qg5 31. Ne2 h4 32. g3 hxg3 33. Rxg3 Qh4 34. Qc3+ f6 35. f3 Rh8 36. Rg2 Rd6 37. Qc7+ Kh6 38. Ng3 Rd3 39. Nf5+ gxf5 40. Qg7+ {Rossmann,E (1485)-Goetz,M (1664) Schloss Schney 1997 1-0}) 11. Rb1 dxc4 12. Bxc4 Na5 13. Bd3 {} c4 {Traps the bishop} 14. Bxh7+ Nxh7 15. Rb5 Nf6 16. Qb1 Be4 17. Qb2 Bc6 18. Re5 Nd7 19. Rh5 Be4 20. f3 Bg6 21. Rh3 e5 22. f4 Bf5 23. Rh5 g6 24. fxe5 Bg4 25. Rh6 Nb3 26. e6 Bxe6 27. Rf4 Qg5 28. Rfh4 Nf6 29. Nf4 Bg4 30. e4 Nxc1 31. Qxc1 Nh5 32. Qf1 Qxh4 33. Nxg6 fxg6 34. Qxc4+ Kg7 35. Qc7+ Kxh6 0-1 [Event "2nd Ivy League Challenge"] [Site "Toronto CAN"] [Date "2019.11.10"] [Round "5.3"] [White "Zhou, Qiyu"] [Black "Zhong, Howard"] [Result "1/2-1/2"] [ECO "C96"] [WhiteElo "2213"] [BlackElo "2024"] [PlyCount "89"] [EventDate "2019.11.08"] [EventType "team"] [EventRounds "5"] [EventCountry "CAN"] [SourceTitle "TWIC 1306"] [Source "Mark Crowther"] [SourceDate "2019.11.18"] [SourceVersion "1"] [SourceVersionDate "2019.11.18"] [SourceQuality "2"] [WhiteTeam "University of Toronto A"] [BlackTeam "MIT"] {[%evp 0,21,20,29,38,24,5,25,24,3,10,6,24,-14,10,16,11,-18,-32,-14,-16,-16,17, 9]} 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 Na5 10. Bc2 c5 11. d4 Nd7 12. d5 Nb6 13. b3 ({Relevant:} 13. Nbd2 Bd7 14. Nf1 Nb7 15. Ng3 a5 16. Nf5 Bf6 17. g4 g6 18. Ng3 c4 19. Be3 Nc5 20. Qd2 Qc7 21. Rf1 Rab8 22. Bh6 Rfc8 23. Ng5 Be8 24. f4 exf4 25. Rxf4 Be5 26. Nf3 Bh8 27. Rf1 Nd3 28. Bxd3 cxd3 29. Qxd3 Nc4 30. Qe2 b4 31. b3 Qb6+ 32. Rf2 bxc3 33. bxc4 Qb1+ 34. Rf1 c2 35. Qe3 Rxc4 36. Ne2 Bb5 37. Nd2 Qb4 38. Nxc4 Qxc4 39. Rxf7 Qc8 40. Qa7 {1-0 (40) Sjugirov,S (2661)-Chigaev,M (2637) Sochi 2019}) 13... Bd7 14. Nbd2 c4 15. Nf1 Nb7 {} 16. Ne3 ({Predecessor:} 16. Be3 cxb3 17. axb3 a5 18. Bd3 a4 19. b4 Rc8 20. Qe2 Nc4 21. Bc1 Qe8 22. N3d2 Nb6 23. Nb1 f5 24. exf5 Bxf5 25. Bxb5 Qg6 26. Be3 Nxd5 27. Ng3 Bxb1 28. Bc4 Be4 29. Qa2 Kh8 30. Bxd5 Bxd5 31. Qxd5 Nd8 32. Rxa4 Ne6 33. b5 Rxc3 34. b6 Rd3 35. Qb5 Qe8 36. Qxe8 Rxe8 37. Rb1 Nc5 38. Ra7 d5 39. b7 Nxb7 40. Rbxb7 Bf8 41. Nf5 d4 42. Bg5 e4 43. Nxg7 Rd1+ 44. Kh2 Bd6+ 45. g3 Rf8 {Liang,A (2572)-Caruana,F (2811) chess.com INT 2018 1-0}) 16... cxb3 17. axb3 Qc7 18. Bd2 Rfc8 19. g4 a5 20. Kh2 Nc5 21. g5 a4 22. b4 Nb3 23. Bxb3 axb3 24. Qxb3 Ra7 25. h4 Rca8 26. Rxa7 Qxa7 27. Kg3 Qa2 28. Qxa2 Rxa2 29. Rc1 f6 30. gxf6 gxf6 31. c4 f5 32. exf5 bxc4 33. Nxc4 Nxd5 34. Bg5 Bf8 35. Ne3 Nxe3 36. Bxe3 Rb2 37. f6 Rxb4 38. Rc7 Bf5 39. Ra7 Rg4+ 40. Kh2 h6 41. h5 Be6 42. Ra8 Kf7 43. Rd8 Bd5 44. Nxe5+ dxe5 45. Rxd5 1/2-1/2