Chess Puzzle #3LNu9 — Beginner, Black to move, endgame

Position

White: king h2; queen f7; knight e5; pawns c5/d4/g2/h3. Black: king h7; queen b1; pawns a3/g7/h6. White is ahead by 4 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qa7 — queen f7→a7. Now Black to move.
2. Best move: a2 — pawn a3→a2. Opponent replies Nf3 (knight e5→f3).
3. Best move: a1=Q — pawn a2→a1, promotes to queen. Opponent replies Qxa1 (queen a7→a1, captures queen).
4. Best move: Qxa1 — queen b1→a1, captures queen.

Tactical themes

advanced pawn, advantage, endgame, long, promotion. The key move is a2.

Position data

FEN: 8/5Qpk/7p/2P1N3/3P4/p6P/6PK/1q6 w - - 1 38

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