Chess Puzzle #4nta2 — Intermediate, Black to move, endgame

Position

White: king g1; queen c2; rook e1; knight c5; pawns g2/h2. Black: king f7; queen d4; pawns b2/c3/g7/h7. White is ahead by 6 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qf2+ — queen c2→f2, gives check. Now Black to move.
2. Best move: Qxf2+ — queen d4→f2, captures queen, gives check. Opponent replies Kxf2 (king g1→f2, captures queen).
3. Best move: c2 — pawn c3→c2. Opponent replies Nd3 (knight c5→d3).
4. Best move: b1=Q — pawn b2→b1, promotes to queen.

Tactical themes

advanced pawn, advantage, endgame, long, promotion. The key move Qxf2+ captures with check, forcing a response.

Position data

FEN: 8/5kpp/8/2N5/3q4/2p5/1pQ3PP/4R1K1 w - - 0 36

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