The Knight That Would Not Stop

Wei Yi vs Aleksandar Indjic

Chess Olympiad, Samarkand · 19 September 2026 · 1–0

A knight sacrificed on f7, and then the other knight hops between e6 and c7, every hop an attack on the queen, until there is nothing left to defend with.

Opening
Petrov’s Defence, Nimzowitsch Attack (C42)
Moves
48 (95 half-moves)
Ends in
a resignation on Bc7

Watch it played in 3D

The game, move by move

The Petrov

  1. 1. e4 King’s pawn
  2. 1… e5
  3. 2. Nf3
  4. 2… Nf6 Nf6 — the Petrov
  5. 3. Nxe5 The knight takes e5
  6. 3… d6
  7. 4. Nf3
  8. 4… Nxe4
  9. 5. Nc3
  10. 5… Nf6
  11. 6. d4
  12. 6… Be7
  13. 7. Bd3
  14. 7… O-O
  15. 8. h3
  16. 8… Re8
  17. 9. O-O
  18. 9… h6
  19. 10. Re1
  20. 10… Bf8
  21. 11. Rxe8 The rooks come off
  22. 11… Qxe8

Up the king’s side

  1. 12. Bf4
  2. 12… Nc6
  3. 13. Qd2
  4. 13… Ne7
  5. 14. Re1
  6. 14… Be6
  7. 15. Ne2
  8. 15… Bd5
  9. 16. Nh2
  10. 16… Qd7
  11. 17. c4
  12. 17… Be6
  13. 18. g4 g4, up the king’s side
  14. 18… d5
  15. 19. c5 c5, on the other wing
  16. 19… Ne4
  17. 20. Qc1
  18. 20… Nc6
  19. 21. f3
  20. 21… Nf6
  21. 22. Be3
  22. 22… Re8
  23. 23. f4
  24. 23… Qd8
  25. 24. Nf3
  26. 24… Ne4
  27. 25. f5 f5, at the bishop
  28. 25… Bc8
  29. 26. Nf4
  30. 26… Nb8
  31. 27. b4
  32. 27… c6
  33. 28. Ne5
  34. 28… Nf6
  35. 29. Bf2
  36. 29… Nbd7
  37. 30. Kg2
  38. 30… Re7
  39. 31. Bh4
  40. 31… Qc7 Qc7 Nb8 was the defence. Now the knight on e5 can go into f7.

Nxf7, and the windmill

  1. 32. Nxf7 Nxf7 — the sacrifice A knight for a pawn, to clear e5 and f4 for the knight and the bishop that follow.
  2. 32… Rxf7 The rook takes it
  3. 33. Ne6 Ne6, at the queen
  4. 33… Qb8 Qb8
  5. 34. Bg3 Bg3 — at the queen again The diagonal from g3 to b8 is empty. The queen has one square, a8.
  6. 34… Qa8 Qa8, the only square
  7. 35. Nc7 Nc7, at a8 The knight attacks the queen and stands on the diagonal, so the queen can go back to b8. It will not stay there long.
  8. 35… Qb8 Back to b8
  9. 36. Ne6 Ne6 — the windmill The knight steps off the diagonal and the bishop attacks the queen again. Every knight move from here attacks the queen or uncovers an attack on it, and the queen can only shuttle between a8 and b8.
  10. 36… Qa8 Qa8
  11. 37. Nc7 Nc7 again
  12. 37… Qb8 Qb8 again
  13. 38. Nxd5 Nxd5 — a pawn on the way past The same uncovering, and this time the knight takes the d5 pawn as it goes.
  14. 38… Qa8
  15. 39. Nc7 Back to c7
  16. 39… Qb8
  17. 40. Ne6 Ne6
  18. 40… Qa8
  19. 41. Nc7 Nc7, past move forty The time control is made. The queen is still shuttling, and White has all the time in the world to find the finish.
  20. 41… Qb8

The pinned rook

  1. 42. Bc4 Bc4, at the pinned rook The rook on f7 stands between the bishop and the black king on g8.
  2. 42… b5
  3. 43. Bxf7+ The bishop takes the rook, with check
  4. 43… Kxf7 The king takes back
  5. 44. Qe3
  6. 44… Kg8
  7. 45. Qb3+
  8. 45… Kh8
  9. 46. Qf7 Qf7, beside the king
  10. 46… Bb7
  11. 47. Ne8 Ne8 — the knight at last lets go of c7
  12. 47… Qd8
  13. 48. Bc7 Bc7 — and Indjic resigned The bishop attacks the queen, and the white queen and knight stand next to the black king. China won the match 3–1.

How it ends

Bc7 attacks the queen on d8.

White gave up a rook, a bishop, a knight and a pawn; Black lost 2 rooks and 3 pawns.

Watch it played in 3D

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