Chess Puzzle #JfhHB — Expert, Black to move, middlegame

Position

White: king e2; queen g6; rook b4; pawns c3/d4/e3/h3. Black: king g8; queen a2; knight c4; pawns b5/e4/g7. White is ahead by 3 points of material. Black to move.

Solution (5 moves)

1. Opponent setup: Kf1 — king e2→f1. Now Black to move.
2. Best move: Nd2+ — knight c4→d2, gives check. Opponent replies Kg2 (king f1→g2).
3. Best move: Nf3+ — knight d2→f3, gives check. Opponent replies Kg3 (king g2→g3).
4. Best move: Qh2+ — queen a2→h2, gives check. Opponent replies Kg4 (king g3→g4).
5. Best move: Qg2+ — queen h2→g2, gives check. Opponent replies Kf5 (king g4→f5).
6. Best move: Nh4+ — knight f3→h4, gives check.

Tactical themes

crushing, discovered attack, endgame, exposed king, master, very long. The key move is Nd2+.

Position data

FEN: 6k1/6p1/6Q1/1p6/1RnPp3/2P1P2P/q3K3/8 w - - 1 42

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