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

Position

White: king f1; queen d1; rooks a1/h1; bishops c1/c4; knights c3/e2; pawns a2/b2/c2/d4/e4/f3. Black: king e8; queen h4; rooks a8/h8; bishops c8/f8; knights c6/g8; pawns a7/b7/c7/d5/f7/h2/h7. Black is ahead by 1 point of material. Black to move.

Solution (1 move)

1. Opponent setup: exd5 — pawn e4→d5, captures pawn. Now Black to move.
2. Best move: Bh3# — bishop c8→h3, delivers checkmate.

Tactical themes

mate, mate in 1, one move, opening. The combination ends with Bh3# delivering checkmate.

Position data

FEN: r1b1kbnr/ppp2p1p/2n5/3p4/2BPP2q/2N2P2/PPP1N2p/R1BQ1K1R w kq - 0 11

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