Chess Puzzle #brgCT — Master, White to move, middlegame

Position

White: king g2; queen d6; rook b1; bishop a7; knights a4/g3; pawns a2/b2/h2. Black: king c8; queen g5; rooks f3/h8; knights d7/g8; pawns b7/c6/g7. Black is ahead by 2 points of material. White to move.

Solution (4 moves)

1. Opponent setup: Rf6 — rook f3→f6. Now White to move.
2. Best move: Nb6+ — knight a4→b6, gives check. Opponent replies Nxb6 (knight d7→b6, captures knight).
3. Best move: Qb8+ — queen d6→b8, gives check. Opponent replies Kd7 (king c8→d7).
4. Best move: Qxb7+ — queen b8→b7, captures pawn, gives check. Opponent replies Kd6 (king d7→d6).
5. Best move: Bb8+ — bishop a7→b8, gives check.

Tactical themes

advantage, deflection, fork, middlegame, sacrifice, very long. The key move Qxb7+ captures with check, forcing a response.

Position data

FEN: 2k3nr/Bp1n2p1/2pQ4/6q1/N7/5rN1/PP4KP/1R6 b - - 0 25

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