Chess Puzzle #6RgoK — Master, Black to move, endgame

Position

White: king g1; queen b3; rook b1; knight d6; pawns d4/e5. Black: king h7; queen h4; rook g8; pawn h5. White is ahead by 4 points of material. Black to move.

Solution (6 moves)

1. Opponent setup: Kf1 — king g1→f1. Now Black to move.
2. Best move: Qf4+ — queen h4→f4, gives check. Opponent replies Ke1 (king f1→e1).
3. Best move: Rg1+ — rook g8→g1, gives check. Opponent replies Ke2 (king e1→e2).
4. Best move: Rg2+ — rook g1→g2, gives check. Opponent replies Kd3 (king e2→d3).
5. Best move: Rd2+ — rook g2→d2, gives check. Opponent replies Kc4 (king d3→c4).
6. Best move: Rxd4+ — rook d2→d4, captures pawn, gives check. Opponent replies Kb5 (king c4→b5).
7. Best move: Qxe5+ — queen f4→e5, captures pawn, gives check.

Tactical themes

crushing, endgame, exposed king, very long. The key move Rxd4+ captures with check, forcing a response.

Position data

FEN: 6r1/7k/3N4/4P2p/3P3q/1Q6/8/1R4K1 w - - 4 43

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