Chess Puzzle #poCj8 — Master, Black to move, middlegame

Position

White: king f2; queen b3; rooks b1/h1; bishop f4; knight c8; pawns a3/b2/e3/g5/h4. Black: king h7; queen e4; rook c2; knight f3; pawns a7/f7/g7/h5. White is ahead by 9 points of material. Black to move.

Solution (5 moves)

1. Opponent setup: Kg3 — king f2→g3. Now Black to move.
2. Best move: Rg2+ — rook c2→g2, gives check. Opponent replies Kxg2 (king g3→g2, captures rook).
3. Best move: Nxh4+ — knight f3→h4, captures pawn, gives check. Opponent replies Kf1 (king g2→f1).
4. Best move: Qg2+ — queen e4→g2, gives check. Opponent replies Ke1 (king f1→e1).
5. Best move: Nf3+ — knight h4→f3, gives check. Opponent replies Kd1 (king e1→d1).
6. Best move: Qd2# — queen g2→d2, delivers checkmate.

Tactical themes

attraction, deflection, discovered check, double check, fork, mate, mate in 5, middlegame, sacrifice, very long. The combination ends with Qd2# delivering checkmate.

Position data

FEN: 2N5/p4ppk/8/6Pp/4qB1P/PQ2Pn2/1Pr2K2/1R5R w - - 1 25

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