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

Position

White: king d2; rooks d4/f2; pawns a5/b4/c5/f4/h4. Black: king g8; rooks b1/h3; pawns f5/g7/h5. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: a6 — pawn a5→a6. Now Black to move.
2. Best move: Rb2+ — rook b1→b2, gives check. Opponent replies Ke1 (king d2→e1).
3. Best move: Rh1+ — rook h3→h1, gives check. Opponent replies Rf1 (rook f2→f1).
4. Best move: Rb1+ — rook b2→b1, gives check. Opponent replies Ke2 (king e1→e2).
5. Best move: Rhxf1 — rook h1→f1, captures rook.

Tactical themes

endgame, equality, exposed king, rook endgame, very long. The key move is Rb2+.

Position data

FEN: 6k1/6p1/8/P1P2p1p/1P1R1P1P/7r/3K1R2/1r6 w - - 7 47

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