Chess Puzzle #aOgh4 — Expert, Black to move, middlegame

Position

White: king g2; queen d3; rooks a1/g4; knights c3/g1; pawns a3/b2/c2/d4/f2/h3. Black: king g8; queen h6; rooks a8/h5; bishop d6; pawns a7/b7/c6/d5/f7/g7/h7. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nge2 — knight g1→e2. Now Black to move.
2. Best move: f5 — pawn f7→f5. Opponent replies Rg3 (rook g4→g3).
3. Best move: Bxg3 — bishop d6→g3, captures rook. Opponent replies Nxg3 (knight e2→g3, captures bishop).
4. Best move: Rxh3 — rook h5→h3, captures pawn.

Tactical themes

advantage, long, middlegame, trapped piece. The key move is f5.

Position data

FEN: r5k1/pp3ppp/2pb3q/3p3r/3P2R1/P1NQ3P/1PP2PK1/R5N1 w - - 15 27

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