Chess Puzzle #6ob7I — Expert, Black to move, middlegame

Position

White: king h1; queen b6; rook d1; bishop g2; pawns a3/b4/g3/h2. Black: king g8; queen f7; rook e8; pawns a6/b7/d2/g7/h7. White is ahead by 2 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Qg1 — queen b6→g1. Now Black to move.
2. Best move: Re2 — rook e8→e2. Opponent replies Rf1 (rook d1→f1).
3. Best move: Qxf1 — queen f7→f1, captures rook. Opponent replies Bxf1 (bishop g2→f1, captures queen).
4. Best move: d1=Q — pawn d2→d1, promotes to queen. Opponent replies Bxe2 (bishop f1→e2, captures rook).
5. Best move: Qxe2 — queen d1→e2, captures bishop.

Tactical themes

advanced pawn, endgame, equality, promotion, very long. The key move is Re2.

Position data

FEN: 4r1k1/1p3qpp/pQ6/8/1P6/P5P1/3p2BP/3R3K w - - 2 28

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