final move · Qa5#
Biggest upsetCheckmate

blunderto1500 vs Robolusional

+157

beat a 891

Elo
734 vs 891
Played
rapid · Jun 19, 2026
See the game on Chess.com →
Avg centipawn loss
195
Blunders
3
Moves
37
Color
Black
The game

How it swung

winninglosing
move 1blunderto1500’s evaluation, move by movemove 37
Not everything was clean

The one slip

19...♗d7 cost 6.0 pawns. ♕xc4+ would have held it.

There was a knight free here. 19...♕xc4+ was the move.

Every move

The score

  1. 1. e4 e5
  2. 2. d4 Nc6
  3. 3. Nf3 Nf6
  4. 4. Be3 d5
  5. 5. Bd3 dxe4
  6. 6. Be2 exf3
  7. 7. Bxf3 exd4
  8. 8. Bg5 Bf5
  9. 9. Bxc6+ bxc6
  10. 10. Bxf6 gxf6
  11. 11. f4 Qd5
  12. 12. Qe2+ Be7
  13. 13. Nd2 O-O-O
  14. 14. O-O-O d3
  15. 15. cxd3 Qa5
  16. 16. Kc2 Qc5+
  17. 17. Nc4 Qb5
  18. 18. Kc3 Qb4+
  19. 19. Kc2 Bd7
  20. 20. a3 Qa4+
  21. 21. Kc3 c5
  22. 22. Ra1 Be6
  23. 23. b3 Qa6
  24. 24. Rhd1 Rd4
  25. 25. h4 Bxc4
  26. 26. bxc4 Qa5+
  27. 27. Kc2 Qa4+
  28. 28. Kb2 Rd6
  29. 29. g4 Rb6+
  30. 30. Kc3 Qb3+
  31. 31. Kd2 f5
  32. 32. gxf5 Bxh4
  33. 33. Ke3 Rf6
  34. 34. Ke4 Bg3
  35. 35. Ke5 Qc3+
  36. 36. Kd5 Rd8+
  37. 37. Kxc5 Qa5#

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