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Public replay · 0-1 · ECO A04

Zukertort Opening: Black mates in 27 moves (Beginner)

Zukertort Opening (A04): Player vs Chessdox Computer, beginner level. Black mates with the rook after 27 moves with 19 captures and 5 checks.

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Position after 27... Rd1#A04 Zukertort Opening: Black Mustang Defense

Game summary

Zukertort Opening: Black Mustang Defense — how the game went

Player (White) and Chessdox Computer (Black) played this beginner-level game. It opened with the Zukertort Opening, classified as ECO A04, after 1. Nf3.

Neither king castled. Over 27 moves the game saw 19 captures, 5 checks.

Black delivered checkmate with the rook on 27... Rd1#. At the end White had 1 point of material and Black 30 points, counting pawns as 1, knights and bishops as 3, rooks as 5 and queens as 9.

Final position after 27 moves, black won (0-1). FEN: 8/p1p2kp1/2P4r/2b1p3/5q1p/5b2/8/3rK3 w - - 4 28
Final position · 0-1

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[Event "Chessdox public replay"]
[Site "https://chessdox.com/games/beginner-replay-from-1-nf3-black-wins-in-27-move-727c8373e3279ae4332b"]
[Date "2026.08.24"]
[Round "-"]
[White "Player"]
[Black "Chessdox Computer"]
[Result "0-1"]
[TimeControl "600+0"]
[ECO "A04"]
[Opening "Zukertort Opening: Black Mustang Defense"]
[Termination "normal"]
[PlyCount "54"]

1. Nf3 Nc6 2. Nc3 d5 3. Nxd5 Qxd5 4. d4 Nf6 5. Be3 Ne4 6. Nd2 h5 7. Nxe4 Qxe4 8.
Bf4 Qxf4 9. Qd3 Nxd4 10. Qxd4 Qxd4 11. e4 Qxb2 12. Ba6 Qxa1+ 13. Ke2 Qxh1 14.
Bxb7 Bxb7 15. e5 Bxg2 16. e6 Qxh2 17. exf7+ Kxf7 18. c4 Qf4 19. c5 e5 20. c6 Be7
21. a3 Bxa3 22. f3 Bxf3+ 23. Kf2 Rh6 24. Kf1 Rd8 25. Ke1 h4 26. Kf2 Bc5+ 27. Ke1
Rd1# 0-1
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