Chess Puzzle #mUi2A — Advanced, Black to move, middlegame

Position

White: king g2; rook a7; knight f3; pawns f2/g3/h2. Black: king g7; rook a3; pawns a4/b3/f7/g6/h7. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nd4 — knight f3→d4. Now Black to move.
2. Best move: b2 — pawn b3→b2. Opponent replies Rb7 (rook a7→b7).
3. Best move: Rb3 — rook a3→b3. Opponent replies Nxb3 (knight d4→b3, captures rook).
4. Best move: b1=Q — pawn b2→b1, promotes to queen.

Tactical themes

advanced pawn, clearance, crushing, endgame, long, promotion. The key move is b2.

Position data

FEN: 8/R4pkp/6p1/8/p7/rp3NP1/5PKP/8 w - - 0 33

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