Chess Puzzle #lGaMX — Master, Black to move, opening

Position

White: king g1; queen d1; rooks b1/e1; bishops b2/f3; knight e4; pawns a2/b3/c4/d5/f2/g2/h3. Black: king g8; queen c7; rooks e7/e8; bishop g7; knights a6/f6; pawns a7/b6/c5/d6/f7/g6/h7. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Nxf6+ — knight e4→f6, captures knight, gives check. Now Black to move.
2. Best move: Bxf6 — bishop g7→f6, captures knight. Opponent replies Bxf6 (bishop b2→f6, captures bishop).
3. Best move: Rxe1+ — rook e7→e1, captures rook, gives check. Opponent replies Qxe1 (queen d1→e1, captures rook).
4. Best move: Rxe1+ — rook e8→e1, captures queen, gives check. Opponent replies Rxe1 (rook b1→e1, captures rook).
5. Best move: Kf8 — king g8→f8.

Tactical themes

defensive move, equality, fork, middlegame, very long. The key move Rxe1+ captures with check, forcing a response.

Position data

FEN: 4r1k1/p1q1rpbp/np1p1np1/2pP4/2P1N3/1P3B1P/PB3PP1/1R1QR1K1 w - - 3 17

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