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

Position

White: king b1; queen e3; rooks d3/h1; knight a4; pawns a2/b3/c2/e4/f2/g2/h2. Black: king g8; queen a3; rooks b8/d8; bishop e7; pawns a5/c6/e5/f7/g7/h7. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Rhd1 — rook h1→d1. Now Black to move.
2. Best move: Rxd3 — rook d8→d3, captures rook. Opponent replies Rxd3 (rook d1→d3, captures rook).
3. Best move: Qxa4 — queen a3→a4, captures knight. Opponent replies Qa7 (queen e3→a7).
4. Best move: Qb4 — queen a4→b4.

Tactical themes

advantage, long, middlegame, pin. The key move Rxd3 wins material.

Position data

FEN: 1r1r2k1/4bppp/2p5/p3p3/N3P3/qP1RQ3/P1P2PPP/1K5R w - - 2 21

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