[Event "World Open 1979"]  [Site "Philadelphia, PA"]  [White "Sunil Weeramantry"]  [Black "Walter Browne"]  [Result "0-1"]  [Annotator "ATH"]  [ECO "B23"]  [WhiteElo "2188"]  [BlackElo "2591"]  [WhiteFideId "-1"]  [BlackFideId "-1"]  [PlyCount "56"]  [GameId "2282571091194357"]  [EventDate "1979.06.??"]  [EventType "swiss"]  [EventRounds "10"]  [EventCountry "USA"]  [SourceTitle "CH, Oct-Nov 1979"]   1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Bb5 Bd7 5. Bxc6 ({The main line with} 5. Nf3 {is better}) 5... Bxc6 6. Nf3 g6 (6... Nf6 $142 7. d3 g6 8. O-O Bg7 9. Qe1 Qd7 $11) 7. O-O (7. d4 {Stockfish recommends transposing to an open Siclian with}) 7... Bg7 ({Again} 7... Nf6 {is better}) 8. d3 ({because now White can play the better} 8. d4) 8... Nf6 (8... f5 $1 $11) 9. Qe1 O-O (9... b5 $1 $11) 10. Qh4 d5 $6 (10... Qd7 $11) 11. f5 (11. e5 $1 d4 12. Ne2 Nd7 $11) 11... dxe4 12. dxe4 gxf5 13. e5 $2 (13. exf5 Bxf3 14. Rxf3 Qd4+ 15. Qf2 Ng4 16. Qxd4 Bxd4+ $11) 13... Ng4 14. Bf4 $2 (14. Bg5 Bxf3 15. gxf3 Qd4+ 16. Kh1 Nxe5 17. Qh3 (17. Bxe7 $2 Qxh4 18. Bxh4 Ng6 19. Be1 Rad8 $19) 17... e6 18. Ne2 Qd5 19. Nf4 Qc6 20. Nh5 f6 $17) 14... e6 $2 (14... Bxf3 15. Rxf3 (15. gxf3 Qd4+ 16. Kh1 Nxe5 $19) 15... Qd4+ 16. Kh1 (16. Kf1 Nxe5 $19) 16... Nxe5 $19) 15. Qg3 f6 16. Rad1 $6 (16. exf6 Qxf6 17. h3 Bxf3 18. Rxf3 Ne5 19. Bxe5 Qxe5 20. Qxe5 Bxe5 21. Re1 Bd4+ 22. Kh2 Rfe8 $15) 16... Qe8 (16... Qb6 $1 17. h3 c4+ 18. Kh1 Bxf3 19. Rd7 $1 (19. gxf3 Nxe5 $17) 19... Rf7 20. Rxf7 Kxf7 21. hxg4 Bxg4 $15) 17. exf6 Rxf6 18. h3 Nh6 19. Ne5 Nf7 20. Bg5 Nxg5 21. Qxg5 Rf8 (21... Kh8 {is a very small improvement according to Stockfish}) 22. Rd6 h6 (22... Kh8 $11 {is again a small improvement}) 23. Qe3 $6 (23. Qf4 Rd8 24. Rfd1 Bxe5 25. Qxe5 Qg6 $1 26. Nd5 $1 $11) 23... Qe7 24. Qxc5 Bxe5 (24... Be8 $1 25. Re1 Rd8 26. Rd5 $8 Qxc5+ 27. Rxc5 Rd2 $15) 25. Qxe5 Rf6 {Given the series of mutual blunders that follows, it seems likely that both players were in time trouble} (25... Kf7 $1 $11) 26. Re1 $2 (26. Ne2 Re8 27. Nf4 $18) 26... Re8 $2 (26... Qg7 27. Re2 Re8 $11) 27. Nd5 $2 (27. Ne2 Qg7 28. Nf4 $16) 27... exd5 28. Qg3+ $2 (28. Rxc6 $8 Qxe5 29. Rxe5 Rxc6 30. Rxe8+ Kf7 31. Rd8 $11) 28... Qg7 0-1  

  [Event "Sarajevo 1976"]  [White "Milan Vukic"]  [Black "Kick Langeweg"]  [Result "1-0"]  [Annotator "ATH"]  [ECO "A07"]  [WhiteFideId "-1"]  [BlackFideId "-1"]  [PlyCount "63"]  [GameId "2282571091125262"]  [EventDate "1976.??.??"]  [SourceTitle "StarBase 2.88"]  [Source "Pickard & Son"]  [SourceDate "2003.01.15"]  [SourceVersion "1"]  [SourceVersionDate "2003.01.15"]  [SourceQuality "2"]   1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. b3 Bg4 5. Bb2 e6 6. O-O Nbd7 7. d3 Bb4 $6 (7... Bc5 $11) 8. a3 (8. e4) 8... Ba5 $6 (8... Bd6 9. e4 O-O $11) 9. e4 (9. c4 $1 $14) 9... dxe4 10. dxe4 Bc7 (10... Nxe4 $1 11. Bxg7 Rg8 12. Bb2 Ng5 $11) 11. Nbd2 Be5 (11... O-O $142 12. Qe2 $14) 12. Qc1 ({For reasons I don't understand, Stockfish thinks that} 12. Qb1 Bxb2 13. Qxb2 {is slightly better than the game continuation}) 12... Bxb2 13. Qxb2 Bxf3 (13... O-O $142 14. e5 $14) 14. Bxf3 (14. Nxf3 $142 Qc7 (14... Nxe4 $2 15. Qxg7 Qf6 16. Qg4 Nc3 17. Rae1 $16) 15. e5 Nd5 16. Rad1 Rd8 17. c4 $14) 14... e5 $2 (14... Qc7 $11) 15. Nc4 (15. Rfd1 $5) 15... Qc7 16. Rad1 O-O 17. Rfe1 (17. Qc3 $1 g6 18. Bg2 $16) 17... Rfd8 $6 (17... b5 18. Nd6 Ne8 19. Nf5 g6 20. Nh6+ Kg7 21. Qc1 $14) 18. Qc3 Ne8 (18... b5 $5 19. Ne3 $16) 19. Rd2 (19. Bg4 $1 Ndf6 (19... f6 20. h4 g6 21. h5 $16) 20. Nxe5 Rxd1 21. Bxd1 (21. Rxd1 $2 Nxe4 $11) 21... Nd6 22. Bf3 Nb5 23. Qc5 $16) 19... f6 (19... b5 20. Na5 Nf8 21. Rxd8 Rxd8 22. b4 $14) 20. Red1 (20. Bg4 $5) 20... Nf8 21. Bg4 Rxd2 22. Qxd2 Qe7 (22... g6 23. h4 $16 {is a very small improvement for Black}) 23. Na5 (23. a4 $16 {is a small improvement for White}) 23... Rb8 (23... g6 24. h4 $16 {is a somewhat larger improvement for Black}) 24. Qe3 Ra8 25. b4 (25. Be2 $1 g6 26. Bc4+ Kg7 27. b4 $18) 25... g6 ({Stockfish prefers} 25... Qc7 26. Qc5 g6 27. h4 $18 {even though it reaches the same position}) 26. Qc5 ({beecause now} 26. Be2 $1 $18 {is even stronger for White than the game position}) 26... Qc7 27. h4 h5 $6 (27... Kf7 28. h5 (28. Qc4+ $5 $18) 28... Ng7 29. Nc4 Nge6 30. Qe3 $18 {would prolong the game}) 28. Bh3 (28. Be2 $1 $18 {would shorten the game}) 28... Kg7 $6 (28... Ng7 29. Rd6 Qe7 30. a4 $18) 29. Bd7 $1 Kf7 30. Bxe8+ Kxe8 31. Rd6 Kf7 $6 (31... Rc8 32. Rxf6 $18 {is an irrelvent improvement that might allow Black to limp on for a few more moves}) 32. Nxc6 1-0  

  [Event "1989 Marshall CC-ch"]  [Site "New York, NY"]  [Round "?"]  [White "Michael Rohde"]  [Black "Walter Shipman"]  [Result "1-0"]  [Annotator "ATH"]  [ECO "D61"]  [WhiteFideId "-1"]  [BlackFideId "-1"]  [PlyCount "71"]  [GameId "2282571091383306"]  [EventDate "1989.??.??"]  [EventCountry "USA"]  [SourceTitle "CL, Dec 1999"]  [SourceDate "2017.10.08"]  [SourceVersionDate "2017.10.08"]   1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Be7 7. Qc2 O-O 8. Rd1 Re8 9. h3 dxc4 $6 (9... Qa5 10. cxd5 exd5 11. Bd3 Ne4 $1 $11) 10. Bxc4 Nd5 11. Bxe7 Qxe7 12. O-O (12. Ne4 $5 $14) 12... Nxc3 13. Qxc3 b6 14. e4 Bb7 15. Rfe1 Qf6 (15... Rac8 $1 16. Nd2 $14) 16. e5 (16. Nd2 $1 $14) 16... Qe7 17. Qe3 (17. Nd2 $1 $14) 17... Red8 $2 (17... c5 $1 18. dxc5 bxc5 $11) 18. Ng5 h6 $2 (18... Nf8 19. Ne4 Ng6 20. Nd6 $16) 19. Ne4 c5 $6 (19... Nf8 20. Qg3 $18 {puts up stiffer resistance}) 20. Nd6 Bc6 $6 ({as does} 20... Rab8 21. f4 $18) 21. Qf4 $2 (21. f4 b5 22. d5 $1 $18 {is the quick method}) 21... cxd4 $6 (21... Nf8 22. Bd3 Rab8 23. Re3 $18 {would makes White's task more difficult}) 22. Rxd4 Nc5 ({as would} 22... b5 23. Bd3 f6 24. exf6 Qxf6 25. Qxf6 Nxf6 26. Rxe6 $18) 23. Re3 Nb7 $6 ({as also would} 23... a5 24. a3 $18) 24. Rg3 Kf8 25. Qg4 ({Here} 25. Rg6 $18 {is the quick method}) 25... Qg5 (25... g5 26. Qh5 $18 {is an insufficient improvement for Black}) 26. Qe2 (26. Nxf7 $1 $18 {is not only quicker but prettier}) 26... Qe7 (26... Rxd6 27. Rxd6 Qc1+ 28. Rd1 Qf4 29. Rg4 $18 {would prolong the game}) 27. Rdg4 (27. Qc2 $18 {also shortens the game}) 27... g5 ({while} 27... Nxd6 28. Rxg7 Ke8 29. Qd2 $18 {prolongs it without changing the result}) 28. Rxg5 $1 hxg5 (28... Qxg5 29. Rxg5 Nxd6 30. Rh5 Nxc4 31. Qxc4 $18 {is a irrelevant improvement}) 29. Qh5 Qc7 ({When the computer says giving up the queen with} 29... Qxd6 {it might be time to consider resigning}) 30. Qh6+ Ke7 31. Qxg5+ Kd7 32. Bxe6+ $1 Kxe6 33. Qf5+ Kd5 34. Rd3+ Kc5 35. e6+ Kb4 36. Rd4# 1-0  

  [Event "Log Cabin 50/50 1957"]  [White "Jimmy Sherwin"]  [Black "Bobby Fischer"]  [Result "1-0"]  [Annotator "ATH"]  [ECO "E87"]  [WhiteFideId "-1"]  [BlackFideId "-1"]  [PlyCount "81"]  [GameId "2276384714621146"]  [EventDate "1957.??.??"]  [SourceTitle "StarBase 2.88"]  [Source "Pickard & Son"]  [SourceDate "2003.01.15"]  [SourceVersion "1"]  [SourceVersionDate "2003.01.15"]  [SourceQuality "2"]   1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Be3 e5 7. d5 Nh5 8. Qd2 (8. g4 Nf4 9. h4 f5 10. gxf5 gxf5 11. Qd2 fxe4 12. Nxe4 (12. fxe4 $6 Bg4 $15) 12... Nd7 13. O-O-O $14 {Slavin-Darevsky, LSS email, 2023}) 8... f5 9. exf5 (9. O-O-O $1 $16) 9... gxf5 10. O-O-O a6 (10... Na6 11. Bg5 $16) 11. Bd3 Nd7 $6 (11... b5 12. cxb5 axb5 13. Bxb5 Ba6 14. Bxa6 Nxa6 15. Nge2 $16) 12. Nge2 (12. Bxf5 $1 Rxf5 13. g4 Ndf6 (13... Rf7 $6 14. gxh5 Qh4 15. h6 Bf6 16. Nge2 $18) 14. gxf5 Bxf5 15. Nge2 $16) 12... Nc5 13. Bc2 b5 14. Ng3 (14. Bg5 $1 Qe8 15. b4 Nd7 16. c5 dxc5 17. d6 Ndf6 18. bxc5 cxd6 19. Qxd6 $14) 14... Nf4 15. Nge2 $2 (15. Rhg1 bxc4 16. Bxf4 exf4 17. Nh5 (17. Qxf4 $6 Be5 $15) 17... Be5 $11) 15... b4 16. Na4 Nxe2+ 17. Qxe2 Nxa4 18. Bxa4 Bd7 19. Bc2 (19. Bxd7 Qxd7 $17 {is a small improvement for White}) 19... a5 20. c5 $2 (20. Qd2 Qh4 $17) 20... a4 21. c6 (21. a3 bxa3 22. bxa3 dxc5 23. Bxc5 Qf6 $1 $19) 21... b3 $2 (21... Bc8 22. b3 axb3 23. Bxb3 Ba6 $19) 22. axb3 $2 (22. cxd7 bxc2 23. Rd2 Qxd7 24. Rxc2 a3 25. b3 Qf7 $15) 22... axb3 23. Bxb3 $6 (23. cxd7 $142 bxc2 24. Kxc2 Qxd7 25. Ra1 c5 $19) 23... Qb8 $6 (23... Be8 $19) 24. Qc4 Be8 (24... Bc8 $142 $17) 25. h4 $6 (25. Kd2 f4 26. Bf2 e4 27. fxe4 f3 $17) 25... f4 26. Bf2 Bg6 $2 (26... e4 27. fxe4 Bh5 $19) 27. h5 Bf5 28. h6 Bf6 29. Kd2 $2 (29. Bc2 e4 30. Bd4 Ra1+ 31. Kd2 e3+ 32. Kc3 Rxd1 33. Rxd1 Bxc2 34. Kxc2 Qe8 $11) 29... Ra5 30. Ra1 (30. Rhe1 $5 Qb5 $19 {might be a little better}) 30... Rb5 31. Ba7 Rxb3 $1 32. Bxb8 Rxb2+ 33. Kc1 (33. Ke1 Rfxb8 $19 {is better but probably not enough to make any real difference}) 33... Rfxb8 34. Rd1 (34. Ra8 Rb1+ 35. Kd2 Rxa8 36. Rxb1 Bxb1 $19) 34... Bh4 $2 (34... Kf7 $19 {Given the time control, it's reasonable to suspect that one or both of the players might have been in time trouble by this point}) 35. Ra2 (35. Rd3 Bf2 $1 $19 (35... Bxd3 $2 36. Qxd3 $11)) 35... R2b4 $2 (35... R8b4 $19) 36. Qa6 R8b5 $2 (36... e4 37. fxe4 Rxe4 38. Qb7 $1 $11) 37. Kd2 Rxd5+ $2 (37... Kf7 38. Qa7 Bd8 39. Ke1 $16) 38. Ke2 $2 (38. Kc3 Rxd1 39. Kxb4 $18) 38... Rxd1 $2 {The final mistake} (38... Re4+ $1 39. fxe4 Bg4+ 40. Kf1 Rxd1#) 39. Kxd1 Rd4+ 40. Ke2 Bd3+ 41. Qxd3 (41. Qxd3 Rxd3 42. Kxd3 Kf7 43. Ra7 Bd8 44. Ra8 $18) 1-0  

  [Event "Continental Open 1998"]  [Site "Los Angeles, CA"]  [Round "4"]  [White "Alexander Shabalov"]  [Black "Aleksander Wojtkiewicz"]  [Result "1-0"]  [Annotator "GotW"]  [ECO "B90"]  [BlackElo "2585"]  [WhiteFideId "-1"]  [BlackFideId "-1"]  [PlyCount "69"]  [GameId "2270307513377879"]  [EventDate "1998.07.??"]  [EventType "swiss"]  [EventRounds "7"]  [EventCountry "USA"]  [SourceTitle "StarBase 2.88"]  [Source "Pickard & Son"]  [SourceDate "2003.01.15"]  [SourceVersion "1"]  [SourceVersionDate "2003.01.15"]  [SourceQuality "2"]   1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 $5 e5 (6... b5 $5) 7. Nb3 Be6 8. g4 d5 9. g5 ({Stockfish prefers} 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Qxd5 Bxd5 12. Be3 Nc6 $11) 9... Nxe4 10. Nxe4 dxe4 11. Qxd8+ Kxd8 12. Be3 (12. Bg2 $5) 12... Nd7 (12... h6 $1 13. h4 hxg5 14. hxg5 Nd7 $11) 13. O-O-O $6 (13. Bg2 h6 $11) 13... Kc7 (13... h6 $1 14. g6 f5 $15) 14. Bg2 (14. Nd2 $1 Bf5 $11) 14... h6 15. gxh6 (15. h4 $1 Bf5 $11) 15... g6 16. Bxe4 Bxh6 (16... Re8 $1) 17. Rg3 Bxe3+ (17... Nf6 18. Bxh6 Nxe4 (18... Rxh6 19. Rc3+ Kb8 20. Bh1 Rxh2 21. Nc5 $44) 19. Bg7 Nxg3 20. Bxe5+ Kb6 21. Rd6+ Kb5 $11) 18. Rxe3 Rac8 (18... Rxh2 $2 19. Rc3+ Kb8 20. Na5 Ra7 21. Bd5 $16) 19. Bd5 Bxd5 (19... Bf5 $5 20. Bxf7 Rxh2 21. Rc3+ Kd8 22. Nc5 Rxc5 23. Rxc5 Ke7 $11) 20. Rxd5 Nb6 21. Rdxe5 Rxh2 22. Na5 (22. Re7+ Kd6 23. Na5 (23. Rxf7 $2 Rh1+ 24. Kd2 Nc4+ $19) 23... Nd5 24. Nxb7+ Kc6 25. Na5+ $11) 22... Rxf2 23. Re7+ Nd7 24. Rd3 Rd8 (24... Rxc2+ $1 25. Kd1 (25. Kxc2 $2 Kd8+ $19) 25... Rc1+ 26. Kd2 (26. Ke2 Rd8 27. Kd2 $11) 26... Rc2+ $11) 25. b4 (25. Nc4 Rf1+ $11) 25... g5 (25... Rf4 26. Rc3+ Kb8 27. Rd3 Kc7 $11) 26. Nc4 Rf6 $4 {loses a piece} (26... g4 $11) 27. Ne5 Re6 28. Rexd7+ Rxd7 29. Rxd7+ Kc8 30. Rd5 f6 31. Nd3 (31. Ng4 Re1+ 32. Kd2 Re4 33. Nxf6 Rxb4 34. Rxg5 Ra4 35. Rg7 Rxa2 36. Ne4 {is better (at least for the computer)}) 31... Kc7 32. Kd2 b6 33. a4 Rd6 $2 {equivalent to resignation} ({After} 33... Kc6 {, White will grind out a win with his extra piece.}) 34. Rxd6 Kxd6 35. c4 1-0  

  [Site "Framingham 1988"]  [White "Robert Seltzer"]  [Black "John Curdo"]  [Result "1-0"]  [Annotator "ATH"]  [ECO "C87"]  [WhiteElo "2076"]  [BlackElo "2480"]  [WhiteFideId "-1"]  [BlackFideId "-1"]  [PlyCount "73"]  [GameId "2267772565267373"]  [EventDate "1988.11.??"]  [EventType "swiss"]  [EventRounds "5"]  [EventCountry "USA"]  [SourceTitle "CH, Jan-Feb 1989"]  [SourceDate "2015.04.20"]  [SourceVersionDate "2015.04.20"]   1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bg4 $6 (5... Nf6) 6. h3 Bh5 ({Stockfish prefers} 6... Bd7 {slightly}) 7. d3 (7. c3 {is more accurate}) 7... Nf6 (7... b5 $1 8. Bb3 Nd4 $11) 8. c3 Be7 9. Re1 O-O 10. Nbd2 Nd7 (10... h6 $1 11. Nf1 $14) 11. Nf1 ({Stockfish prefers} 11. Bc2) 11... Nc5 12. Bc2 d5 (12... Ne6 $1 13. g4 Bg6 $11) 13. Ng3 (13. exd5 $1 Qxd5 14. Ne3 $14) 13... Bg6 (13... Bxf3 $1 14. Qxf3 d4 $11) 14. Nxe5 $6 (14. Nf5 $14) 14... Nxe5 15. d4 dxe4 16. dxe5 Nd3 17. Rxe4 $2 (17. Bxd3 exd3 18. Bd2 c5 $15) 17... Bxe4 18. Nxe4 Nxe5 19. Qh5 Ng6 20. Bg5 $2 (20. Be3 Qe8 $19) 20... f6 $2 (20... Qd5 $19) 21. Be3 b6 22. Ng3 Qe8 $2 (22... Bc5 $1 $11) 23. Nf5 Rd8 (23... Rf7 $5 24. Re1 $18) 24. Re1 Rd7 $2 (24... Rf7 {puts up more, if futile, resistance}) 25. Nh4 f5 26. Bb3+ (26. Bg5 {is quicker}) 26... Kh8 27. Bg5 Rf6 $2 (27... b5 {is better but it doesn't matter}) 28. Bxf6 gxf6 29. Nxf5 (29. Be6 {is irrelevantly stronger}) 29... Qf8 30. Bc2 Bc5 $2 (30... Rd5) 31. b4 (31. Nh4 {ends the game immediately}) 31... Rd2 (31... Bxf2+ 32. Kxf2 Rd2+ 33. Kf1 Rxc2 34. Nh4 $18) 32. bxc5 ({Again} 32. Nh4) 32... Ne5 (32... Rxc2 33. Nh4 $18) 33. Nd4 $18 {Further comment is unnecessary} Qe7 34. Qh6 bxc5 35. Qxd2 cxd4 36. cxd4 Qd6 37. Qh6 1-0  

  [Event "Birmingham 1976"]  [White "Eugene Meyer"]  [Black "Michael Stean"]  [Result "0-1"]  [ECO "D91"]  [Annotator "ATH"]  [PlyCount "50"]  [EventDate "1976.??.??"]  [SourceTitle "StarBase 2.88"]  [Source "Pickard & Son"]  [SourceDate "2003.01.15"]  [SourceVersion "1"]  [SourceVersionDate "2003.01.15"]  [SourceQuality "2"]   1. Nf3 g6 2. d4 Bg7 3. c4 Nf6 4. Nc3 d5 5. Bg5 dxc4 (5... Ne4 {is the main line  }) 6. e3 (6. e4 $5) 6... Be6 7. Ne5 $6 (7. e4) 7... Nd5 8. Nxc4 c5 9. Ne4 $6 (  9. Nb5 f6 10. e4 fxg5 11. exd5 Bd7 $17 {Piesik-Gazik, Skopje 2019}) 9... cxd4  10. Qa4+ $6 (10. exd4 O-O 11. Nc5 Qc8 $17) 10... Nd7 (10... Bd7 $1 11. Ncd6+  Kf8 12. Qa3 Bc6 13. Bc4 (13. Nc4 h6 14. Bh4 a5 15. Rc1 Nb4 $19) 13... f5 $19)  11. Ned6+ $2 (11. exd4 O-O $17) 11... Kf8 12. Nxb7 (12. e4 $5) 12... Qc7 13.  Nba5 dxe3 (13... h6 $1 {is even stronger}) 14. fxe3 (14. Bxe3 {puts up stiffer  resistance, e.g.} Nxe3 15. fxe3 Nb6 $19) 14... h6 15. Bh4 Bxb2 16. Rb1 $2 (16.  Nxb2 $4 Qc3+ $19) (16. Rd1 Nc5 17. Qc2 Bc3+ 18. Kf2 Bxa5 $19) 16... Nc5 17. Qc6  $6 ({White is deader than Doug Jones's senatorial career. Still, I have to  note that} 17. Qd1 {is better}) 17... Bc3+ 18. Kf2 Bxa5 19. Nxa5 Qxa5 20. Qxa8+  (20. Qb5 {is irrelevantly better}) 20... Kg7 21. Qc6 Qxa2+ (21... a6 {is  irrelevantly stronger}) 22. Be2 $2 (22. Kg1 Qxb1 23. Qxc5 Rc8 24. Qb5 Qxb5 25.  Bxb5 {allows White to survive into a hopeless ending}) 22... Ne4+ 23. Kf3 Nd2+  (23... Bg4+ $1 {and mate in 15 according to Stockfish}) 24. Kg3 Nxb1 25. Bc4  Qd2 0-1  

  [Event "New York 1939"]  [White "Herbert Seidman"]  [Black "Anthony Santasiere"]  1. e4 c5 2. Nf3 Nf6 $5 3. e5 Nd5 4. Nc3 (4. d4 $5) 4... Nxc3 ({The main line goes} 4... e6 5. Nxd5 exd5 6. d4 Nc6 7. dxc5 Bxc5 8. Qxd5 d6 (8... Qb6 9. Bc4 Bxf2+ 10. Ke2 O-O 11. Rf1 Bc5 12. Ng5 Nd4+ 13. Kd1 Ne6 14. Ne4 $14) 9. Bd3 Qa5+ (9... Nb4 $1) 10. Kf1 Be6 11. Qe4 Qb6 $11) 5. dxc3 b6 $2 (5... d5 6. exd6 exd6 7. Bc4 Be7 8. Bf4 O-O 9. Qe2 $16) 6. Bc4 $2 (6. e6 $1 dxe6 (6... fxe6 7. Ne5 $18) 7. Qxd8+ Kxd8 8. Ne5 Ke8 9. Bb5+ Bd7 10. Nxd7 Nxd7 11. Bf4 a6 12. Bc6 $18 {Rellstab-Schoenmann, Hamburg 1932}) 6... e6 7. Bf4 Qc7 ({The immediate} 7... Bb7 {is a bit better}) 8. O-O Bb7 (8... Nc6 9. Re1 h6 10. Nd2 $14) 9. Qe2 (9. Re1 $1 h6 10. Nd2 Nc6 11. Ne4 Nxe5 12. Qh5 d6 13. Bxe6 g6 14. Qh3 $14) 9... a6 $6 (9... h6 $11) 10. a4 (10. Rfd1 b5 11. Bd3 Nc6 12. c4 $14 {is stronger}) 10... Nc6 11. Rad1 (11. Bg3 Ne7 12. Bd3 Qc6 13. Rfd1 Nf5 14. Bxf5 exf5 15. Qd3 $14 {maintains some edge}) 11... Be7 $6 (11... Na5 $1 12. Bd3 f5 $11) 12. Rd2 (12. Rfe1 $14 {is better}) 12... O-O $6 (12... Na5 13. Rfd1 $14) 13. Rfd1 Rfd8 14. Ng5 h6 $2 {Missing the coming combination} (14... Bxg5 15. Bxg5 Nxe5 16. Bxd8 Rxd8 17. Bxa6 $16 {is a lot better than what happens in the game}) 15. Nxf7 $1 Kxf7 16. Rxd7 $1 Qxd7 (16... Rxd7 17. Bxe6+ Kxe6 (17... Kf8 18. Rxd7 $18) 18. Qc4+ Kf5 19. Qf7+ Bf6 20. Rxd7 $18) 17. Rxd7 Rxd7 18. Qh5+ g6 $2 {Black chooses a quick death} (18... Kf8 19. Bxe6 $18) 19. Bxe6+ Kxe6 20. Qxg6+ Bf6 21. Qxf6+ Kd5 22. Qf5 Re7 $2 ({After} 22... Kc4 {it will take White 17 moves to checkmate Black}) 23. e6+ Ne5 24. Qxe5+ Kc6 25. Qd6# 1-0  

  [Event "2006 Massachusetts Open"]  [Site "Marlborough, MA"]  [White "Josef Friedman"]  [Black "Alexander Ivanov"]  [Result "0-1"]  [Annotator "ATH"]  [ECO "B06"]  [WhiteElo "2217"]  [BlackElo "2664"]  [PlyCount "42"]  [GameId "2206970145468805"]  [EventDate "2006.05.??"]  [EventType "swiss"]  [EventRounds "6"]  [EventCountry "USA"]  [SourceTitle "CH, July-Sept 2006"]  [SourceDate "2020.07.11"]  [SourceVersionDate "2020.07.11"]   1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 (4. Bc4 $14 {is Stockfish's preference}) 4... Qb6 (4... Nf6 5. Qd2 d5 6. e5 Ng4 7. Bf4 $14) 5. a3 (5. Rb1 Nf6 6. Be2 $14) 5... d6 (5... Nf6 6. Be2 $14 {Zvjaginsev-Bologan, Mainz rapid 2010}) 6. Bc4 (6. Nf3 $14) 6... e6 $6 (6... Nf6 7. f3 d5 $1 8. exd5 cxd5 9. Bxd5 Qxb2 10. Nge2 Qb6 $11) 7. Nge2 (7. f3 $5 $16) 7... d5 (7... Nf6 $5 8. f3 $16) 8. Bb3 Nf6 (8... h5 $5) 9. Ng3 (9. Qd2 $1 $16) 9... h5 (9... O-O 10. e5 Nfd7 11. h4 $16) 10. e5 $6 (10. Qd2 Nbd7 11. f3 $14) 10... Ng4 11. O-O (11. Qd2 Nxe3 12. fxe3 Nd7 $11) 11... Nd7 $6 (11... c5 $1 12. dxc5 Qd8 13. Bd4 Nc6 $11) 12. Bg5 c5 (12... Bh6 $1 13. Na4 Qa5 14. Bc1 $1 $14) 13. h3 cxd4 14. Nxd5 $2 (14. Na4 $1 Qa6 15. hxg4 h4 16. Ne4 (16. Ne2 b5 17. Qxd4 Bxe5 18. Qb4 Bd6 19. Qc3 Be5 20. Qe3 bxa4 21. Bxd5 $1 $14) 16... dxe4 17. Qxd4 Bxe5 18. Qxe4 $14) 14... exd5 15. hxg4 h4 (15... hxg4 $5 16. Re1 O-O 17. Qxg4 Nxe5 18. Qf4 f6 19. Bxd5+ Be6 20. Bxe6+ Qxe6 21. Bh6 g5 22. Qf5 Qxf5 23. Nxf5 Bxh6 24. Nxh6+ Kh7 $11) 16. Ne2 $6 (16. e6 $1 hxg3 17. exd7+ Bxd7 $11) 16... Nxe5 17. Nf4 Bxg4 18. Qe1 $6 (18. f3 Be6 19. Nxe6 Qxe6 20. f4 f6 21. fxe5 fxg5 22. Ba4+ Kd8 $17) 18... h3 $1 19. Nxh3 $2 (19. f3 Be6 20. Ba4+ Kf8 21. g3 d3+ $19) 19... Rxh3 $2 (19... Bxh3 $1 $19) 20. gxh3 $6 Qe6 $6 (20... Bxh3 21. Bxd5 Bxf1 22. Qxf1 Rc8 $17) 21. Bxd5 $4 (21. f3 Bxh3 22. Qb4 Nxf3+ $1 23. Rxf3 Qg4+ 24. Kf2 Qg2+ 25. Ke1 Qg1+ $11) 21... Qxd5 0-1  

  [Event "Soviet Junior Championship"]  [Site "Pinska 1989"]  [Round "?"]  [White "Kramnik, Vladimir"]  [Black "Rublevsky, Sergei"]  [Result "1-0"]  [Annotator "ATH"]  [ECO "B23"]  [PlyCount "109"]  [GameId "2125412143345160"]  [EventDate "1989"]  [EventCountry "EST"]  [SourceTitle "LF14_08"]  [SourceDate "2014.08.06"]  [SourceVersion "1"]  [SourceVersionDate "2014.08.06"]  [SourceQuality "2"]   1. e4 c5 2. f4 g6 3. Nf3 Bg7 4. Nc3 Nc6 5. Bb5 Nd4 6. O-O Nxb5 7. Nxb5 Nf6 (7... a6 $5) 8. Nc3 (8. e5 Nd5 9. d4 Nc7 10. Nc3 cxd4 11. Qxd4 O-O 12. f5 $1 $14 {Crawley-Ravisekhar, BCF-ch 1986}) 8... d6 9. d3 O-O (9... b6 10. Qe1 Bb7 11. Bd2 Qd7 $11 {Westerberg-Smith, Malmo rapid 2021}) 10. Qe1 e6 (10... Ne8 $11) 11. Kh1 (11. Qh4 Nd7 $11) 11... b6 12. Qh4 Nd7 13. Qg3 (13. Qh3 $5) 13... f5 14. Bd2 Nf6 (14... Bb7 15. Rae1 Qc7 $11) 15. e5 Nh5 (15... dxe5 16. Nxe5 a6 17. Rae1 Qc7 $11) 16. Qf2 Bb7 17. Rae1 Bxf3 (17... a6 18. a4 Rb8 $11) 18. Qxf3 d5 (18... dxe5 19. fxe5 Qd7 $11) 19. Nb5 (19. d4 Qd7 (19... cxd4 $2 20. Nb5 $14) 20. dxc5 bxc5 $11) 19... Bh8 $6 (19... Qd7 20. Nd6 Nf6 $1 21. b3 (21. exf6 Bxf6 22. Nxf5 exf5 $11) 21... Ne8 $11) 20. Nd6 (20. Re2 $1 Ng7 21. c4 $14) 20... Ng7 $6 (20... Nf6 21. b4 $1 $14) 21. c4 dxc4 22. dxc4 Ne8 23. Bc3 Nxd6 24. Rd1 Ne4 $2 (24... Qe8 25. exd6 Bxc3 26. Qxc3 Rd8 27. Qe5 $14) 25. Rxd8 Rfxd8 26. Kg1 $1 Rd7 (26... Bg7 {is slightly better, according to Stockfish, but not enough to matter}) 27. Rd1 Rad8 ({ditto with} 27... Re7) 28. Rxd7 Rxd7 29. Kf1 (29. Be1 {is stronger but it doesn't really matter. Black doesn't have enough for the queen.}) 29... Bg7 30. Ke2 (30. Be1 {See the last note}) 30... Bf8 31. Be1 {From here on, I will point out whatever Stockfish regards as an improvement but will only comment or analyze if it would have mattered.} Be7 (31... Bh6) 32. Qa3 (32. g4) 32... Kf7 33. Qa4 (33. g4) 33... Rc7 34. Qb5 (34. g4 $1 {is more than a pawn (or is it point?) stronger so this probably prolongs the game}) 34... h6 $2 {is more than a point (or pawn) weaker so this probably shortens the game. For the rest of the game, I will simply use an ! or ? to indicate when the move played is that much worse than Stockfish's recommendation. In no case, does it change the outcome.} (34... g5) 35. a4 (35. g4) 35... Bd8 (35... g5) 36. a5 (36. g4) 36... Re7 37. b4 (37. g4) 37... g5 38. g3 (38. g4 $1) 38... g4 39. Qc6 (39. Kf1 $1) 39... Bc7 (39... Rc7) 40. bxc5 (40. Qa8 $1) 40... bxc5 (40... bxa5) 41. Qa8 h5 42. Qxa7 (42. Kf1 $1) 42... Bxe5 43. Qb6 (43. Qa8) 43... Bc7 44. Qc6 (44. Qb2) 44... e5 $2 (44... h4) 45. fxe5 (45. a6 $1) 45... Bxe5 46. Kf1 h4 (46... Kg7) 47. gxh4 Bxh2 48. h5 Bd6 49. a6 g3 (49... Be5) 50. Qb6 f4 (50... Re8) 51. a7 f3 (51... Rxa7 $1) 52. a8=Q g2+ 53. Kg1 Nf6 (53... Re6) 54. Bf2 (54. Qxf3) 54... Bf4 (54... Re6) 55. Qxf3 1-0