Chess Puzzle #3uXvR — Intermediate, Black to move, middlegame

Position

White: king g1; queen b6; rook e7; knight g3; pawns c2/h2. Black: king h8; rooks d4/f8; pawns a2/c5/f5/g6/h7. White is ahead by 4 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Qa7 — queen b6→a7. Now Black to move.
2. Best move: Rd1+ — rook d4→d1, gives check. Opponent replies Kg2 (king g1→g2).
3. Best move: a1=Q — pawn a2→a1, promotes to queen. Opponent replies Rxh7+ (rook e7→h7, captures pawn, gives check).
4. Best move: Kg8 — king h8→g8. Opponent replies Qxa1 (queen a7→a1, captures queen).
5. Best move: Rxa1 — rook d1→a1, captures queen.

Tactical themes

advanced pawn, advantage, endgame, promotion, very long. The key move is Rd1+.

Position data

FEN: 5r1k/4R2p/1Q4p1/2p2p2/3r4/6N1/p1P4P/6K1 w - - 0 32

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