Chess Puzzle #H91Bk — Intermediate, White to move, opening

Position

White: king g1; queen c2; rooks e1/f1; bishop d3; knights e2/h4; pawns a2/b2/c3/d4/f3/g2/h3. Black: king h8; queen c7; rooks a8/e8; bishops c8/d6; knight e4; pawns a5/b5/c6/d5/f5/f6/h7. Material is balanced. White to move.

Solution (3 moves)

1. Opponent setup: Ng3 — knight e4→g3. Now White to move.
2. Best move: Nxg3 — knight e2→g3, captures knight. Opponent replies Rxe1 (rook e8→e1, captures rook).
3. Best move: Rxe1 — rook f1→e1, captures rook. Opponent replies Bxg3 (bishop d6→g3, captures knight).
4. Best move: Re8+ — rook e1→e8, gives check.

Tactical themes

advantage, long, middlegame. The key move Nxg3 wins material.

Position data

FEN: r1b1r2k/2q4p/2pb1p2/pp1p1p2/3Pn2N/2PB1P1P/PPQ1N1P1/4RRK1 b - - 0 18

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