Chess Puzzle #RsUJn — Master, Black to move, endgame

Position

White: king c3; rook g8; pawn b3. Black: king e7; knight f2; pawns c5/d3/e4/g6. Black is ahead by 1 point of material. Black to move.

Solution (4 moves)

1. Opponent setup: Rxg6 — rook g8→g6, captures pawn. Now Black to move.
2. Best move: e3 — pawn e4→e3. Opponent replies Rg3 (rook g6→g3).
3. Best move: Ne4+ — knight f2→e4, gives check. Opponent replies Kxd3 (king c3→d3, captures pawn).
4. Best move: Nxg3 — knight e4→g3, captures rook. Opponent replies Kxe3 (king d3→e3, captures pawn).
5. Best move: Nf5+ — knight g3→f5, gives check.

Tactical themes

crushing, endgame, fork, very long. The key move is e3.

Position data

FEN: 6R1/4k3/6p1/2p5/4p3/1PKp4/5n2/8 w - - 0 51

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