Public replay · 0-1 · ECO B00

Hippopotamus Defense: Black mates in 10 moves

King's Pawn Opening (B00): Player vs Chessdox Computer, beginner level. Black mates with the queen after 10 moves with 5 captures and 2 checks.

Position after 10... Qxh4#

Position after 10... Qxh4#B00 Hippopotamus Defense

Game summary

Hippopotamus Defense — how the game went

Player (White) and Chessdox Computer (Black) played this beginner-level game. It opened with the King's Pawn Opening, classified as ECO B00, after 1. e4.

White castled kingside, while Black's king never castled. Over 10 moves the game saw 5 captures, 2 checks.

Black delivered checkmate with the queen on 10... Qxh4#. At the end White had 34 points of material and Black 35 points, counting pawns as 1, knights and bishops as 3, rooks as 5 and queens as 9.

Final position after 10 moves, black won (0-1). FEN: r1b1kbr1/1ppp1p1p/2B1p2n/p7/P3P2q/2N5/1PPP1P1K/R1BQ1R2 w q - 0 11
Final position · 0-1

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[Event "Chessdox public replay"]
[Site "https://chessdox.com/games/beginner-replay-from-1-e4-black-wins-in-10-moves-7278b7ca346a08efa0ff"]
[Date "2026.08.24"]
[Round "-"]
[White "Player"]
[Black "Chessdox Computer"]
[Result "0-1"]
[TimeControl "-"]
[ECO "B00"]
[Opening "Hippopotamus Defense"]
[Termination "normal"]
[PlyCount "20"]

1. e4 Nh6 2. Nf3 Nc6 3. Nc3 a5 4. a4 e6 5. Bb5 g5 6. O-O g4 7. h4 gxf3 8. Bxc6
fxg2 9. Kxg2 Rg8+ 10. Kh2 Qxh4# 0-1