Chess Puzzle #EhWw5 — Expert, White to move, middlegame

Position

White: king g1; queen g3; rook e7; knight d6; pawns c3/d4/f3/g2/h3. Black: king h8; queen b6; rook f8; bishop d5; pawns a3/b5/c6/f6/g6/h7. Black is ahead by 1 point of material. White to move.

Solution (4 moves)

1. Opponent setup: a2 — pawn a3→a2. Now White to move.
2. Best move: Qh4 — queen g3→h4. Opponent replies h5 (pawn h7→h5).
3. Best move: Qf4 — queen h4→f4. Opponent replies a1=Q+ (pawn a2→a1, promotes to queen, gives check).
4. Best move: Kh2 — king g1→h2. Opponent replies g5 (pawn g6→g5).
5. Best move: Qf5 — queen f4→f5.

Tactical themes

crushing, defensive move, endgame, very long. The key move is Qh4.

Position data

FEN: 5r1k/4R2p/1qpN1pp1/1p1b4/3P4/p1P2PQP/6P1/6K1 b - - 1 33

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