Chess Puzzle #Y1DI2 — Advanced, Black to move, middlegame

Position

White: king g1; queen e5; rooks a2/e2; pawns b4/d4/f2/g2/h6. Black: king h7; queen c3; rooks b5/b7; pawns a5/d5/e6/f5/g6. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: bxa5 — pawn b4→a5, captures pawn. Now Black to move.
2. Best move: Rb1+ — rook b5→b1, gives check. Opponent replies Kh2 (king g1→h2).
3. Best move: Qc1 — queen c3→c1. Opponent replies Re1 (rook e2→e1).
4. Best move: Qxe1 — queen c1→e1, captures rook. Opponent replies Qxe1 (queen e5→e1, captures queen).
5. Best move: Rxe1 — rook b1→e1, captures queen.

Tactical themes

crushing, endgame, very long. The key move is Rb1+.

Position data

FEN: 8/1r5k/4p1pP/pr1pQp2/1P1P4/2q5/R3RPP1/6K1 w - - 0 45

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