Chess Puzzle #j6MjY — Advanced, Black to move, opening

Position

White: king g1; queen b3; rooks a1/f1; bishops a4/d2; knights c3/f3; pawns a2/b2/e5/f2/g2/h2. Black: king e8; queen b6; rooks a8/h8; bishops d7/f8; knights d4/e7; pawns a7/b7/d5/e6/f7/g7/h7. Black is ahead by 1 point of material. Black to move.

Solution (2 moves)

1. Opponent setup: Qxb6 — queen b3→b6, captures queen. Now Black to move.
2. Best move: Nxf3+ — knight d4→f3, captures knight, gives check. Opponent replies gxf3 (pawn g2→f3, captures knight).
3. Best move: axb6 — pawn a7→b6, captures queen.

Tactical themes

advantage, intermezzo, middlegame, short. The key move Nxf3+ captures with check, forcing a response.

Position data

FEN: r3kb1r/pp1bnppp/1q2p3/3pP3/B2n4/1QN2N2/PP1B1PPP/R4RK1 w kq - 0 13

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