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

Position

White: king f1; queen f2; rooks e1/e8; bishop a7; pawns a2/b2/c3. Black: king c8; queen g3; rooks g8/h4; knight d7; pawns b7/c6/f3/f7/h6. Black is ahead by 2 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Kc7 — king c8→c7. Now White to move.
2. Best move: Qb6+ — queen f2→b6, gives check. Opponent replies Nxb6 (knight d7→b6, captures queen).
3. Best move: Bb8+ — bishop a7→b8, gives check. Opponent replies Kd7 (king c7→d7).
4. Best move: R1e7# — rook e1→e7, delivers checkmate.

Tactical themes

blind swine mate, long, mate, mate in 3, middlegame, pillsburys mate, sacrifice. The combination ends with R1e7# delivering checkmate.

Position data

FEN: 2k1R1r1/Bp1n1p2/2p4p/8/7r/2P2pq1/PP3Q2/4RK2 b - - 1 27

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