Chess Puzzle #0SOyp — Master, Black to move, middlegame

Position

White: king c1; queen f3; rooks d2/h1; bishops b3/h6; pawns a2/b2/c2/f2/g2. Black: king g8; queen c7; rooks b6/c8; bishops e5/g6; pawns b7/f7. White is ahead by 3 points of material. Black to move.

Solution (5 moves)

1. Opponent setup: c3 — pawn c2→c3. Now Black to move.
2. Best move: Rxb3 — rook b6→b3, captures bishop. Opponent replies axb3 (pawn a2→b3, captures rook).
3. Best move: Qa5 — queen c7→a5. Opponent replies Rd5 (rook d2→d5).
4. Best move: Qa1+ — queen a5→a1, gives check. Opponent replies Kd2 (king c1→d2).
5. Best move: Qxh1 — queen a1→h1, captures rook. Opponent replies Qh3 (queen f3→h3).
6. Best move: Qxh3 — queen h1→h3, captures queen.

Tactical themes

advantage, clearance, middlegame, sacrifice, skewer, very long. The key move Rxb3 wins material.

Position data

FEN: 2r3k1/1pq2p2/1r4bB/4b3/8/1B3Q2/PPPR1PP1/2K4R w - - 2 25

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