Chess Puzzle #miBc9 — Advanced, Black to move, middlegame

Position

White: king g1; queen c5; rook f1; knight g3; pawns b3/d3/f5/g5/h3. Black: king g8; queen d7; rook b2; knight e8; pawns b4/d5/e5/f7/h7. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Qxb4 — queen c5→b4, captures pawn. Now Black to move.
2. Best move: Qa7+ — queen d7→a7, gives check. Opponent replies Kh1 (king g1→h1).
3. Best move: Qa2 — queen a7→a2. Opponent replies Ne2 (knight g3→e2).
4. Best move: Rxe2 — rook b2→e2, captures knight.

Tactical themes

advantage, endgame, long. The key move is Qa7+.

Position data

FEN: 4n1k1/3q1p1p/8/2QppPP1/1p6/1P1P2NP/1r6/5RK1 w - - 0 27

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