Chess Puzzle #4peCd — Intermediate, White to move, middlegame

Position

White: king g1; rook e1; bishop b5; pawns a6/f3/g2/h2. Black: king a7; rooks b2/d8; pawns c5/g5/g7/h7. Black is ahead by 2 points of material. White to move.

Solution (5 moves)

1. Opponent setup: Rdd2 — rook d8→d2. Now White to move.
2. Best move: Re7+ — rook e1→e7, gives check. Opponent replies Kb6 (king a7→b6).
3. Best move: Rb7+ — rook e7→b7, gives check. Opponent replies Ka5 (king b6→a5).
4. Best move: a7 — pawn a6→a7. Opponent replies Rd1+ (rook d2→d1, gives check).
5. Best move: Bf1 — bishop b5→f1. Opponent replies Rxb7 (rook b2→b7, captures rook).
6. Best move: a8=Q+ — pawn a7→a8, promotes to queen, gives check.

Tactical themes

advanced pawn, advantage, endgame, exposed king, promotion, very long. The key move is Re7+.

Position data

FEN: 3r4/k5pp/P7/1Bp3p1/8/5P2/1r4PP/4R1K1 b - - 0 37

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