Chess Puzzle #i6ogc — Advanced, Black to move, middlegame

Position

White: king g1; rooks a6/d1; bishop e3; knight c4; pawns b2/e4/f2/g2/h2. Black: king g8; rooks c8/f8; bishop d4; knight c6; pawns e5/e6/g7/h7. White is ahead by 1 point of material. Black to move.

Solution (2 moves)

1. Opponent setup: h3 — pawn h2→h3. Now Black to move.
2. Best move: Nb4 — knight c6→b4. Opponent replies Ra4 (rook a6→a4).
3. Best move: Rxc4 — rook c8→c4, captures knight.

Tactical themes

advantage, discovered attack, middlegame, short. The key move is Nb4.

Position data

FEN: 2r2rk1/6pp/R1n1p3/4p3/2NbP3/4B3/1P3PPP/3R2K1 w - - 11 23

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