Chess Puzzle #Lajmc — Advanced, White to move, middlegame

Position

White: king g2; queen b5; rook b3; knight f3; pawns a4/f2/g3/h3. Black: king g8; queen e4; rook f8; knight d5; pawns b2/e6/f7/g7/h7. Black is ahead by 1 point of material. White to move.

Solution (2 moves)

1. Opponent setup: b1=Q — pawn b2→b1, promotes to queen. Now White to move.
2. Best move: Rxb1 — rook b3→b1, captures queen. Opponent replies Nc3 (knight d5→c3).
3. Best move: Rb4 — rook b1→b4.

Tactical themes

equality, middlegame, short. The key move Rxb1 wins material.

Position data

FEN: 5rk1/5ppp/4p3/1Q1n4/P3q3/1R3NPP/1p3PK1/8 b - - 3 50

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