Chess Puzzle #09Qqr — Master, Black to move, endgame

Position

White: king d4; rook e1; bishop d5; pawns b7/c6. Black: king c7; rook e8; pawns e2/f4/g4. White is ahead by 2 points of material. Black to move.

Solution (6 moves)

1. Opponent setup: Kd3 — king d4→d3. Now Black to move.
2. Best move: f3 — pawn f4→f3. Opponent replies Rb1 (rook e1→b1).
3. Best move: f2 — pawn f3→f2. Opponent replies b8=Q+ (pawn b7→b8, promotes to queen, gives check).
4. Best move: Rxb8 — rook e8→b8, captures queen. Opponent replies Kxe2 (king d3→e2, captures pawn).
5. Best move: Rxb1 — rook b8→b1, captures rook. Opponent replies Kxf2 (king e2→f2, captures pawn).
6. Best move: Kd6 — king c7→d6. Opponent replies Be4 (bishop d5→e4).
7. Best move: Rb3 — rook b1→b3.

Tactical themes

advanced pawn, crushing, defensive move, endgame, very long. The key move is f3.

Position data

FEN: 4r3/1Pk5/2P5/3B4/3K1pp1/8/4p3/4R3 w - - 0 65

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