Chess Puzzle #eAmCb — Master, White to move, middlegame

Position

White: king d2; queen g3; rook b1; pawns c2/c3/e5/f4. Black: king e7; queen c4; rook h5; pawns a7/c6/d5/e6/f7. Black is ahead by 1 point of material. White to move.

Solution (3 moves)

1. Opponent setup: Kd7 — king e7→d7. Now White to move.
2. Best move: Rb7+ — rook b1→b7, gives check. Opponent replies Kc8 (king d7→c8).
3. Best move: Rb4 — rook b7→b4. Opponent replies Kc7 (king c8→c7).
4. Best move: Rxc4 — rook b4→c4, captures queen.

Tactical themes

crushing, endgame, long. The key move is Rb7+.

Position data

FEN: 8/p3kp2/2p1p3/3pP2r/2q2P2/2P3Q1/2PK4/1R6 b - - 3 26

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