Chess Puzzle #IF2zJ — Master, White to move, middlegame

Position

White: king c6; queen e7; rook a7; pawns c2/c3/e5/f4/g3/h2. Black: king g8; queen g1; rook f8; bishop f5; pawns c4/d4/e6/g7/h6. Black is ahead by 2 points of material. White to move.

Solution (5 moves)

1. Opponent setup: Qg2+ — queen g1→g2, gives check. Now White to move.
2. Best move: Kc5 — king c6→c5. Opponent replies Qd5+ (queen g2→d5, gives check).
3. Best move: Kb4 — king c5→b4. Opponent replies Rb8+ (rook f8→b8, gives check).
4. Best move: Ka3 — king b4→a3. Opponent replies Rb7 (rook b8→b7).
5. Best move: Qxb7 — queen e7→b7, captures rook. Opponent replies Qxb7 (queen d5→b7, captures queen).
6. Best move: Rxb7 — rook a7→b7, captures queen.

Tactical themes

advantage, defensive move, endgame, very long. The key move is Kc5.

Position data

FEN: 5rk1/R3Q1p1/2K1p2p/4Pb2/2pp1P2/2P3P1/2P4P/6q1 b - - 1 45

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