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Classic game replay

Bernardo Wexler vs Robert James Fischer, 1960

This replay preserves the complete 80-ply score of Fischer playing Black across 40 numbered moves. The board can be advanced one ply at a time; the notes stick to observable board changes rather than guessing at the players’ intentions.

On this page
  1. Practice positions
  2. Replay with move-by-move board facts
  3. PGN
  4. Sources and checking
  5. Continue with another game
White
Bernardo Wexler
Black
Robert James Fischer
Event
Mar del Plata
Year
1960
Result
0-1
Opening
E93 King's Indian Defense: Petrosian Variation, Normal Defense

Opening reference: King's Indian Defense: Petrosian Variation, Normal Defense (E93).

In this game, 20 half-moves are labelled opening, 60 middlegame and 0 endgame. The score contains 14 captures and 2 checks or mates; before a recorded move, the position offered a median of 35 legal choices. The source score ends after 40...Qf7 with the recorded result 0-1. Its termination tag was not retained, so this record does not infer whether the game ended by resignation, time or another cause.

Practice positions

The daily trainer uses a short set of positions from this complete score. Each link goes to the exact half-move rather than only the numbered move.

  1. 12...Nxe2+ — Capture with check on e212...Nxe2+ was a leading choice in the fixed engine check.
  2. 15...Bxf5 — Exchange on f515...Bxf5 was a leading choice in the fixed engine check.
  3. 22...b6 — Advance the b-pawn22...b6 was a leading choice in the fixed engine check.
  4. 27...Rxf1+ — Capture with check on f127...Rxf1+ was a leading choice in the fixed engine check.
  5. 35...a4 — Advance a passed pawn35...a4 was a leading choice in the fixed engine check.

Replay with move-by-move board facts

The board, fact panel and transcript use the same legal score. “Fixed engine check” means Stockfish 17.1, one thread, a fixed 25,000-node search and 3 candidate lines. It compares moves under one reproducible setting; it does not claim to reconstruct a player’s thoughts.

♜♞♝♛♚♝♞♜♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♟♜♞♝♛♚♝♞♜
Bernardo Wexler vs Robert James Fischer, 1960

Start position

Use Previous and Next on the board, or select a move in the transcript. The board fact and fixed engine check remain visible until you choose another move.

Opening · 1.d4 to 10...Nh5

  1. 1.d4 Claim central space

    Board fact: White moves the pawn from d2 to d4; from there it controls e5 and c5.

    Fixed engine check: Near the leading choice · d4 Nf6 Nf3 e6.

  2. 1...Nf6 Develop the knight

    Board fact: Black develops the knight from g8 to f6; from there it controls d5 and e4.

    Fixed engine check: Ranked first · Nf6 c4 e6 Nf3.

  3. 2.c4 Advance the c-pawn

    Board fact: White moves the pawn from c2 to c4; from there it controls d5.

    Fixed engine check: Ranked first · c4 e6.

  4. 2...g6 Advance the g-pawn

    Board fact: Black moves the pawn from g7 to g6; from there it controls f5.

    Fixed engine check: Ranked first · g6 Nf3 Bg7 Nc3.

  5. 3.Nc3 Develop the knight

    Board fact: White develops the knight from b1 to c3; from there it controls d5 and e4.

    Fixed engine check: Ranked first · Nc3 d5.

  6. 3...Bg7 Develop the bishop

    Board fact: Black develops the bishop from f8 to g7; from there it controls f6.

    Fixed engine check: Ranked first · Bg7 e4.

  7. 4.e4 Claim central space

    Board fact: White moves the pawn from e2 to e4; from there it controls d5 and f5.

    Fixed engine check: Ranked first · e4 O-O Bg5 d6.

  8. 4...d6 Advance the d-pawn

    Board fact: Black moves the pawn from d7 to d6; from there it controls e5 and c5.

    Fixed engine check: Ranked first · d6 Be2 O-O h3.

  9. 5.Nf3 Develop the knight

    Board fact: White develops the knight from g1 to f3; from there it controls d4 and e5.

    Fixed engine check: Ranked first · Nf3 Nbd7 h3 e5.

  10. 5...O-O Kingside castling

    Board fact: Black castles kingside, moving the king to g8 and the rook to f8. The move changes king safety and develops the rook in one turn.

    Fixed engine check: Ranked first · O-O Be2 e5 dxe5.

  11. 6.Be2 Develop the bishop

    Board fact: White develops the bishop from f1 to e2; from there it controls c4, d3 and f3.

    Fixed engine check: Ranked first · Be2 e5.

  12. 6...e5 Change the pawn structure

    Board fact: Black moves the pawn from e7 to e5; the move changes the central pawn contact; from e5 it attacks White's pawn on d4.

    Fixed engine check: Ranked first · e5 dxe5 dxe5 Be3.

  13. 7.d5 Change the pawn structure

    Board fact: White moves the pawn from d4 to d5; the move changes the central pawn contact; from there it controls c6 and e6.

    Fixed engine check: Ranked first · d5 a5.

  14. 7...Nbd7 Develop the knight

    Board fact: Black develops the knight from b8 to d7; from there it controls e5, c5 and f6.

    Fixed engine check: Ranked first · Nbd7 Be3 Ng4 Bg5.

  15. 8.Bg5 Develop the bishop

    Board fact: White develops the bishop from c1 to g5; from g5 it attacks Black's knight on f6.

    Fixed engine check: Near the leading choice · Bg5 h6.

  16. 8...h6 Create pressure on g5

    Board fact: Black moves the pawn from h7 to h6; from h6 it attacks White's bishop on g5.

    Fixed engine check: Ranked first · h6.

  17. 9.Bh4 Create pressure on f6

    Board fact: White moves the bishop from g5 to h4; from h4 it attacks Black's knight on f6.

    Fixed engine check: Near the leading choice · Bh4.

  18. 9...g5 Create pressure on h4

    Board fact: Black moves the pawn from g6 to g5; from g5 it attacks White's bishop on h4.

    Fixed engine check: Ranked first · g5 Bg3 Nh5 Nd2.

  19. 10.Bg3 Create pressure on e5

    Board fact: White moves the bishop from h4 to g3; from g3 it attacks Black's pawn on e5.

    Fixed engine check: Ranked first · Bg3 Nxe4.

  20. 10...Nh5 Create pressure on g3

    Board fact: Black moves the knight from f6 to h5; from h5 it attacks White's bishop on g3.

    Fixed engine check: Ranked first · Nh5 Nd2 Nf4 O-O.

Middlegame · 11.O-O to 40...Qf7

  1. 11.O-O Kingside castling

    Board fact: White castles kingside, moving the king to g1 and the rook to f1. The move changes king safety and develops the rook in one turn.

    Fixed engine check: Ranked first · O-O Nf4 Nd2 Nf6.

  2. 11...Nf4 Create pressure on e2

    Board fact: Black moves the knight from h5 to f4; from f4 it attacks White's bishop on e2 and White's pawn on d5.

    Fixed engine check: Ranked first · Nf4 Nd2 Nc5 f3.

  3. 12.Ne1 Reroute the knight

    Board fact: White moves the knight from f3 to e1; from there it controls d3 and f3.

    Fixed engine check: Near the leading choice · Ne1.

  4. 12...Nxe2+ Capture with check on e2

    Board fact: Black's knight takes the bishop on e2; the move checks White's king; from e2 it attacks White's knight on c3 and White's bishop on g3; black is ahead by 3 conventional material points after the capture.

    Fixed engine check: Ranked first · Nxe2+ Qxe2.

  5. 13.Qxe2 Recapture on e2

    Board fact: White's queen recaptures the knight on e2; from e2 it reinforces the rook on f1; material is level after the capture.

    Fixed engine check: Ranked first · Qxe2 f5.

  6. 13...f5 Change the pawn structure

    Board fact: Black moves the pawn from f7 to f5; the move changes the central pawn contact; from f5 it attacks White's pawn on e4.

    Fixed engine check: Ranked first · f5.

  7. 14.exf5 Exchange on f5

    Board fact: White's pawn takes the pawn on f5; the pawn is now passed; the move changes the central pawn contact; White accepts doubled pawns on the f-file; white is ahead by 1 conventional material point after the capture.

    Fixed engine check: Ranked first · exf5 Nf6.

  8. 14...Nf6 Create pressure on d5

    Board fact: Black moves the knight from d7 to f6; from f6 it attacks White's pawn on d5.

    Fixed engine check: Ranked first · Nf6.

  9. 15.Nd3 Develop the knight

    Board fact: White develops the knight from e1 to d3; from d3 it attacks Black's pawn on e5.

    Fixed engine check: Ranked first · Nd3 Bxf5 f3 h5.

  10. 15...Bxf5 Exchange on f5

    Board fact: Black's bishop takes the pawn on f5; from f5 it attacks White's knight on d3; material is level after the capture.

    Fixed engine check: Ranked first · Bxf5 f3 h5 Ne4.

  11. 16.f3 Advance the f-pawn

    Board fact: White moves the pawn from f2 to f3; from there it controls e4.

    Fixed engine check: Ranked first · f3 Qe8 Nf2 Qg6.

  12. 16...Qe8 Reposition the queen

    Board fact: Black moves the queen from d8 to e8; from there it controls e5, c6 and e6.

    Fixed engine check: Ranked first · Qe8 Nf2.

  13. 17.Nf2 Reroute the knight

    Board fact: White moves the knight from d3 to f2; from there it controls e4 and d3.

    Fixed engine check: Ranked first · Nf2 Qg6 Nfe4 h5.

  14. 17...Qg6 Reposition the queen

    Board fact: Black moves the queen from e8 to g6; from there it controls f5 and f6.

    Fixed engine check: Ranked first · Qg6 h3 Nh5 Bh2.

  15. 18.Nfe4 Create pressure on f6

    Board fact: White moves the knight from f2 to e4; from e4 it attacks Black's knight on f6 and Black's pawn on d6.

    Fixed engine check: Ranked first · Nfe4 b6 a4 a5.

  16. 18...g4 Create pressure on f3

    Board fact: Black moves the pawn from g5 to g4; from g4 it attacks White's pawn on f3.

    Fixed engine check: Ranked first · g4 fxg4 Bxg4 Nxf6+.

  17. 19.Rfe1 Rook on the semi-open e-file

    Board fact: White moves the rook from f1 to e1; the rook now works on a semi-open e-file; from e1 it reinforces the queen on e2.

    Fixed engine check: Playable; fxg4 ranked higher · Rfe1 gxf3.

  18. 19...gxf3 Exchange on f3

    Board fact: Black's pawn takes the pawn on f3; the move changes the central pawn contact; from f3 it attacks White's queen on e2 and White's pawn on g2; black is ahead by 1 conventional material point after the capture.

    Fixed engine check: Ranked first · gxf3 gxf3 b6 Kh1.

  19. 20.gxf3 Recapture on f3

    Board fact: White's pawn recaptures the pawn on f3; the move changes the central pawn contact; from f3 it reinforces the knight on e4; material is level after the capture.

    Fixed engine check: Near the leading choice · gxf3 b6 Kh1 Nxe4.

  20. 20...Nxe4 Exchange on e4

    Board fact: Black's knight takes the knight on e4; from e4 it attacks White's knight on c3 and White's bishop on g3; black is ahead by 3 conventional material points after the capture.

    Fixed engine check: Ranked first · Nxe4.

  21. 21.Nxe4 Recapture on e4

    Board fact: White's knight recaptures the knight on e4; from e4 it attacks Black's pawn on d6; material is level after the capture.

    Fixed engine check: Ranked first · Nxe4 b6 a4 Rf7.

  22. 21...Qh5 Create pressure on f3

    Board fact: Black moves the queen from g6 to h5; from h5 it attacks White's pawn on f3 and White's pawn on h2.

    Fixed engine check: Ranked first · Qh5 a4 Rf7 Ra3.

  23. 22.Rac1 Improve the rook

    Board fact: White moves the rook from a1 to c1; from there it controls c3 and c4.

    Fixed engine check: Playable; c5 ranked higher · Rac1 b6 Rc3 Rf7.

  24. 22...b6 Advance the b-pawn

    Board fact: Black moves the pawn from b7 to b6; from there it controls c5.

    Fixed engine check: Ranked first · b6 Rc3 Rf7 Bf2.

  25. 23.Rc3 Improve the rook

    Board fact: White moves the rook from c1 to c3; from there it controls c4, d3 and e3.

    Fixed engine check: Ranked first · Rc3 Rf7 b4 Raf8.

  26. 23...a5 Advance the a-pawn

    Board fact: Black moves the pawn from a7 to a5.

    Fixed engine check: Ranked first · a5.

  27. 24.b3 Advance the b-pawn

    Board fact: White moves the pawn from b2 to b3; from there it controls c4.

    Fixed engine check: Ranked first · b3 Rf7 Kh1 Raf8.

  28. 24...Rf7 Rook on the semi-open f-file

    Board fact: Black moves the rook from f8 to f7; the rook now works on a semi-open f-file; from there it controls f5 and f6.

    Fixed engine check: Ranked first · Rf7 Kh1 Bh7 Rg1.

  29. 25.a3 Advance the a-pawn

    Board fact: White moves the pawn from a2 to a3.

    Fixed engine check: Ranked first · a3.

  30. 25...Raf8 Rook on the semi-open f-file

    Board fact: Black moves the rook from a8 to f8; the rook now works on a semi-open f-file; from f8 it reinforces the rook on f7.

    Fixed engine check: Ranked first · Raf8 b4 a4 Kh1.

  31. 26.Rf1 Improve the rook

    Board fact: White moves the rook from e1 to f1; from there it controls f3.

    Fixed engine check: Recorded move; b4 ranked higher · Rf1 Bg4 fxg4 Rxf1+.

  32. 26...Bg4 Create pressure on f3

    Board fact: Black moves the bishop from f5 to g4; from g4 it attacks White's pawn on f3.

    Fixed engine check: Ranked first · Bg4 fxg4 Rxf1+ Kg2.

  33. 27.fxg4 Exchange on g4

    Board fact: White's pawn takes the bishop on g4; the move changes the central pawn contact; from g4 it attacks Black's queen on h5; white is ahead by 3 conventional material points after the capture.

    Fixed engine check: Ranked first · fxg4 Rxf1+ Kg2 Qg6.

  34. 27...Rxf1+ Capture with check on f1

    Board fact: Black's rook takes the rook on f1; the move checks White's king; the rook now occupies the open f-file; from f1 it reinforces the rook on f8; black is ahead by 2 conventional material points after the capture.

    Fixed engine check: Ranked first · Rxf1+ Kg2 Qg6 h3.

  35. 28.Kg2 Answering the check

    Board fact: White answers the check by moving the king from g1 to g2; from g2 it attacks Black's rook on f1.

    Fixed engine check: Ranked first · Kg2 Qg6 h4 Ra1.

  36. 28...Qg6 Create pressure on e4

    Board fact: Black moves the queen from h5 to g6; from g6 it attacks White's knight on e4 and White's pawn on g4.

    Fixed engine check: Ranked first · Qg6 a4 Rb1 Re3.

  37. 29.Bf2 Create pressure on b6

    Board fact: White moves the bishop from g3 to f2; from f2 it attacks Black's pawn on b6.

    Fixed engine check: Playable; a4 ranked higher · Bf2 Ra1 Rg3 Rxa3.

  38. 29...Ra1 Create pressure on a3

    Board fact: Black moves the rook from f1 to a1; from a1 it attacks White's pawn on a3.

    Fixed engine check: Ranked first · Ra1.

  39. 30.Re3 Rook on the semi-open e-file

    Board fact: White moves the rook from c3 to e3; the rook now works on a semi-open e-file; from there it controls e4, c3 and d3.

    Fixed engine check: Ranked first · Re3 Rf4 h3 h5.

  40. 30...Rf4 Rook on the open f-file

    Board fact: Black moves the rook from f8 to f4; the rook now occupies the open f-file; from f4 it attacks White's knight on e4 and White's bishop on f2.

    Fixed engine check: Ranked first · Rf4 h3 h5 g5.

  41. 31.h3 Advance the h-pawn

    Board fact: White moves the pawn from h2 to h3; from h3 it reinforces the pawn on g4.

    Fixed engine check: Ranked first · h3 h5 g5 Rxa3.

  42. 31...h5 Create pressure on g4

    Board fact: Black moves the pawn from h6 to h5; from h5 it attacks White's pawn on g4.

    Fixed engine check: Ranked first · h5 g5 Rxa3 Qb2.

  43. 32.g5 Advance a passed pawn

    Board fact: White moves the pawn from g4 to g5; the pawn is now passed; from there it controls f6.

    Fixed engine check: Ranked first · g5 Rxa3 Qb2 Rxe4.

  44. 32...Rxa3 Exchange on a3

    Board fact: Black's rook takes the pawn on a3; from a3 it attacks White's pawn on b3; black is ahead by 3 conventional material points after the capture.

    Fixed engine check: Ranked first · Rxa3 Qb2 Rxe4 Qxa3.

  45. 33.Bg3 Create pressure on f4

    Board fact: White moves the bishop from f2 to g3; from g3 it attacks Black's rook on f4.

    Fixed engine check: Ranked first · Bg3 Rxe4 Rxe4 Rxb3.

  46. 33...Rxe4 Exchange on e4

    Board fact: Black's rook takes the knight on e4; from e4 it attacks White's rook on e3 and White's pawn on c4; black is ahead by 6 conventional material points after the capture.

    Fixed engine check: Ranked first · Rxe4 Rxe4 Rxb3 h4.

  47. 34.Rxe4 Recapture on e4

    Board fact: White's rook recaptures the rook on e4; the rook now works on a semi-open e-file; from e4 it attacks Black's pawn on e5; black is ahead by 1 conventional material point after the capture.

    Fixed engine check: Ranked first · Rxe4 Rxb3 h4 a4.

  48. 34...Rxb3 Exchange on b3

    Board fact: Black's rook takes the pawn on b3; from b3 it attacks White's bishop on g3; black is ahead by 2 conventional material points after the capture.

    Fixed engine check: Ranked first · Rxb3 h4 a4 Re3.

  49. 35.h4 Advance the h-pawn

    Board fact: White moves the pawn from h3 to h4; from h4 it reinforces the pawn on g5.

    Fixed engine check: Ranked first · h4 a4 Bf2 a3.

  50. 35...a4 Advance a passed pawn

    Board fact: Black moves the pawn from a5 to a4; the pawn is now passed; from a4 it reinforces the rook on b3.

    Fixed engine check: Ranked first · a4 Bf2 a3 c5.

  51. 36.Bf2 Create pressure on b6

    Board fact: White moves the bishop from g3 to f2; from f2 it attacks Black's pawn on b6.

    Fixed engine check: Ranked first · Bf2 a3 c5 Rb2.

  52. 36...a3 Advance a passed pawn

    Board fact: Black moves the pawn from a4 to a3; the pawn is now passed.

    Fixed engine check: Ranked first · a3 Re3 Rb2 Qf3.

  53. 37.c5 Change the pawn structure

    Board fact: White moves the pawn from c4 to c5; the move changes the central pawn contact; from c5 it attacks Black's pawn on b6 and Black's pawn on d6.

    Fixed engine check: Ranked first · c5 b5 cxd6 cxd6.

  54. 37...Rb2 Rook reaches the seventh rank

    Board fact: Black moves the rook from b3 to b2; the rook has reached the opponent’s second rank; from b2 it attacks White's queen on e2.

    Fixed engine check: Ranked first · Rb2 Qf3 b5 Re3.

  55. 38.Qf3 Create pressure on a3

    Board fact: White moves the queen from e2 to f3; from f3 it attacks Black's pawn on a3 and Black's pawn on h5.

    Fixed engine check: Ranked first · Qf3 bxc5 Ra4 e4.

  56. 38...a2 Advance a passed pawn

    Board fact: Black moves the pawn from a3 to a2; the pawn is now passed.

    Fixed engine check: Near the leading choice · a2.

  57. 39.Ra4 Rook on the semi-open a-file

    Board fact: White moves the rook from e4 to a4; the rook now works on a semi-open a-file; from a4 it attacks Black's pawn on a2.

    Fixed engine check: Ranked first · Ra4 bxc5 Qh3 Qf7.

  58. 39...e4 Advance a passed pawn

    Board fact: Black moves the pawn from e5 to e4; the pawn is now passed; from e4 it attacks White's queen on f3.

    Fixed engine check: Ranked first · e4 Rxe4 bxc5 Ra4.

  59. 40.Qa3 Create pressure on b2

    Board fact: White moves the queen from f3 to a3; from a3 it attacks Black's rook on b2 and Black's pawn on a2.

    Fixed engine check: Playable; Qh3 ranked higher · Qa3 Qf5 Ra8+ Kh7.

  60. 40...Qf7 Create pressure on f2

    Board fact: Black moves the queen from g6 to f7; from f7 it attacks White's bishop on f2 and White's pawn on d5.

    Fixed engine check: Near the leading choice · Qf7 Qe3 Qf5 Ra8+.

PGN

[Event "Mar del Plata"] [Site "?"] [Date "1960.??.??"] [White "Wexler, Bernardo"] [Black "Fischer, Robert James"] [Result "0-1"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. O-O Nf4 12. Ne1 Nxe2+ 13. Qxe2 f5 14. exf5 Nf6 15. Nd3 Bxf5 16. f3 Qe8 17. Nf2 Qg6 18. Nfe4 g4 19. Rfe1 gxf3 20. gxf3 Nxe4 21. Nxe4 Qh5 22. Rac1 b6 23. Rc3 a5 24. b3 Rf7 25. a3 Raf8 26. Rf1 Bg4 27. fxg4 Rxf1+ 28. Kg2 Qg6 29. Bf2 Ra1 30. Re3 Rf4 31. h3 h5 32. g5 Rxa3 33. Bg3 Rxe4 34. Rxe4 Rxb3 35. h4 a4 36. Bf2 a3 37. c5 Rb2 38. Qf3 a2 39. Ra4 e4 40. Qa3 Qf7 0-1

Sources and checking

Score source: Chess Database, version 1 by Ana Schaigorodsky (2016), licensed under CC BY 4.0. LibreChess selected the exact score identified by sha256:ed4b7df135b849f0dab8678fdb4a093df821a3ea16bb9bc550845ac6a569fafc and pins it in the selection manifest.
Exact Figshare tags:
White="Wexler, Bernardo"; Black="Fischer, Robert James"; Event="Mar del Plata"; Date="1960.03.29"; Result="0-1". LibreChess parsed the main line with chess.js and stores normalised SAN. Source comments, side variations and termination detail were not retained.

LibreChess checks every SAN move with chess.js and compares the result and move sequence with a stored reference. The engine comparison was calculated offline from the fixed settings above; it is not a source for historical claims. No termination is inferred where the imported score does not preserve one.

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