Chess Puzzle #A56sb — Master, Black to move, middlegame

Position

White: king g1; queen e2; rooks d7/f1; bishop e4; pawns a2/c2/f4/g2/h3. Black: king h8; queen h4; rooks g3/g8; bishop f6; pawns a7/b4/b6/e6/f7. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Rxf7 — rook d7→f7, captures pawn. Now Black to move.
2. Best move: Bd4+ — bishop f6→d4, gives check. Opponent replies Kh1 (king g1→h1).
3. Best move: Re3 — rook g3→e3. Opponent replies Qf2 (queen e2→f2).
4. Best move: Rxh3+ — rook e3→h3, captures pawn, gives check. Opponent replies gxh3 (pawn g2→h3, captures rook).
5. Best move: Bxf2 — bishop d4→f2, captures queen.

Tactical themes

advantage, discovered attack, middlegame, very long. The key move Rxh3+ captures with check, forcing a response.

Position data

FEN: 6rk/p2R1p2/1p2pb2/8/1p2BP1q/6rP/P1P1Q1P1/5RK1 w - - 3 28

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