Chess Puzzle #iy7E7 — Expert, Black to move, middlegame

Position

White: king a2; queen g3; rooks d1/h1; pawns b4/c3/c4/e4/f3/g2/h5. Black: king h8; queen e7; rooks a8/b8; pawns a3/c7/e5/f6/g7/h6. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qg4 — queen g3→g4. Now Black to move.
2. Best move: Rxb4 — rook b8→b4, captures pawn. Opponent replies Rd7 (rook d1→d7).
3. Best move: Rb2+ — rook b4→b2, gives check. Opponent replies Ka1 (king a2→a1).
4. Best move: Qf8 — queen e7→f8.

Tactical themes

crushing, defensive move, endgame, exposed king, long. The key move Rxb4 wins material.

Position data

FEN: rr5k/2p1q1p1/5p1p/4p2P/1PP1P3/p1P2PQ1/K5P1/3R3R w - - 0 28

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