Chess Puzzle #OqIDZ — Expert, Black to move, endgame

Position

White: king g2; queen a8; rook a3. Black: king g7; queen c2; pawns f4/f7/g3. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kh3 — king g2→h3. Now Black to move.
2. Best move: Qh2+ — queen c2→h2, gives check. Opponent replies Kg4 (king h3→g4).
3. Best move: g2 — pawn g3→g2. Opponent replies Ra1 (rook a3→a1).
4. Best move: Qg3+ — queen h2→g3, gives check.

Tactical themes

advanced pawn, clearance, crushing, endgame, long. The key move is Qh2+.

Position data

FEN: Q7/5pk1/8/8/5p2/R5p1/2q3K1/8 w - - 3 52

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