Chess Puzzle #rEFtO — Expert, Black to move, middlegame

Position

White: king e2; queen f5; rooks c1/f1; bishop f6; pawns a2/b3/f4/g4. Black: king e8; queen c7; rook g2; bishops b7/d6; pawns a6/b5/e4/f7. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Ke3 — king e2→e3. Now Black to move.
2. Best move: Qb6+ — queen c7→b6, gives check. Opponent replies Bd4 (bishop f6→d4).
3. Best move: Rg3+ — rook g2→g3, gives check. Opponent replies Kf2 (king e3→f2).
4. Best move: Rf3+ — rook g3→f3, gives check. Opponent replies Ke2 (king f2→e2).
5. Best move: Qxd4 — queen b6→d4, captures bishop.

Tactical themes

crushing, middlegame, very long. The key move is Qb6+.

Position data

FEN: 4k3/1bq2p2/p2b1B2/1p3Q2/4pPP1/1P6/P3K1r1/2R2R2 w - - 0 33

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