Chess Puzzle #AGTi4 — Intermediate, White to move, middlegame

Position

White: king g1; queen g3; rook e1; knight d7; pawns a4/d4/f2/g2/h2. Black: king g8; queen f5; rook a2; bishop d5; pawns a7/b6/e6/f7/g7/h6. Black is ahead by 1 point of material. White to move.

Solution (2 moves)

1. Opponent setup: Rxa4 — rook a2→a4, captures pawn. Now White to move.
2. Best move: Qb8+ — queen g3→b8, gives check. Opponent replies Kh7 (king g8→h7).
3. Best move: Nf8+ — knight d7→f8, gives check.

Tactical themes

crushing, endgame, short. The key move is Qb8+.

Position data

FEN: 6k1/p2N1pp1/1p2p2p/3b1q2/P2P4/6Q1/r4PPP/4R1K1 b - - 10 27

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