Chess Puzzle #60gFV — Advanced, Black to move, middlegame

Position

White: king d2; queen e5; rooks d1/h1; bishop f1; knight c3; pawns a2/b3/c2/e2/f2/g2/g6. Black: king h8; queen b4; rooks d8/g7; knight b5; pawns a7/c7/f5/h7. White is ahead by 6 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kc1 — king d2→c1. Now Black to move.
2. Best move: Qa3+ — queen b4→a3, gives check. Opponent replies Kb1 (king c1→b1).
3. Best move: Nxc3+ — knight b5→c3, captures knight, gives check. Opponent replies Qxc3 (queen e5→c3, captures knight).
4. Best move: Rxd1# — rook d8→d1, captures rook, delivers checkmate.

Tactical themes

long, mate, mate in 3, middlegame, queenside attack. The combination ends with Rxd1# delivering checkmate.

Position data

FEN: 3r3k/p1p3rp/6P1/1n2Qp2/1q6/1PN5/P1PKPPP1/3R1B1R w - - 1 25

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