final move · Kb1
Biggest upset

apollo_x_xi vs Mamut12r

+75

beat a 1622

Elo
1547 vs 1622
Played
rapid · Sep 28, 2026
Opening
Pirc Defense Classical Variation
See the game on Chess.com →
Avg centipawn loss
105
Blunders
2
Moves
43
Color
White
The game

How it swung

winninglosing
move 1apollo_x_xi’s evaluation, move by movemove 43
Not everything was clean

The one slip

25.♖h7+ cost 9.5 pawns. ♘xe2 would have held it.

That put the rook on h7, where the king on g7 covers it. 25...♔xh7 just takes it.

The point: 25...♖f8 26.♖dg1 ♕xc2+ 27.♔a1

Every move

The score

  1. 1. e4 g6
  2. 2. Nc3 Bg7
  3. 3. d4 d6
  4. 4. Nf3 Nf6
  5. 5. Bg5 O-O
  6. 6. Qe2 c6
  7. 7. e5 Ne8
  8. 8. O-O-O d5
  9. 9. h4 h5
  10. 10. Nh2 f5
  11. 11. exf6 exf6
  12. 12. Be3 Nd6
  13. 13. g4 hxg4
  14. 14. Nxg4 Bf5
  15. 15. h5 Re8
  16. 16. hxg6 Bxg6
  17. 17. Qf3 Nf5
  18. 18. Nh6+ Nxh6
  19. 19. Bxh6 Nd7
  20. 20. Bxg7 Kxg7
  21. 21. Bd3 f5
  22. 22. Bxf5 Qg5+
  23. 23. Kb1 Qxf5
  24. 24. Qg3 Re2
  25. 25. Rh7+ Kxh7
  26. 26. Rh1+ Kg7
  27. 27. Nxe2 Qxc2+
  28. 28. Ka1 Qxe2
  29. 29. Qc7 Qe6
  30. 30. a3 b5
  31. 31. Rc1 Re8
  32. 32. Rxc6 Qe1+
  33. 33. Ka2 Qb1+
  34. 34. Kb3 Qc2+
  35. 35. Rxc2 Bxc2+
  36. 36. Kxc2 Re7
  37. 37. Qg3+ Kf7
  38. 38. Qf3+ Ke8
  39. 39. Qxd5 Kd8
  40. 40. Qxb5 Re6
  41. 41. Qg5+ Kc7
  42. 42. Qg4 Rc6+
  43. 43. Kb1

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