Chess Puzzle #6v1ud — Master, White to move, middlegame

Position

White: king c1; rooks d1/h1; bishops b1/e5; knight c6; pawns b2/c3/f2/g2/g3. Black: king g8; rooks a8/f8; bishops a6/c5; knight f6; pawns a7/b6/c7/e6/f7/g7/h7. Black is ahead by 2 points of material. White to move.

Solution (4 moves)

1. Opponent setup: Bxf2 — bishop c5→f2, captures pawn. Now White to move.
2. Best move: Bxh7+ — bishop b1→h7, captures pawn, gives check. Opponent replies Nxh7 (knight f6→h7, captures bishop).
3. Best move: Ne7+ — knight c6→e7, gives check. Opponent replies Kh8 (king g8→h8).
4. Best move: Rxh7+ — rook h1→h7, captures knight, gives check. Opponent replies Kxh7 (king h8→h7, captures rook).
5. Best move: Rh1# — rook d1→h1, delivers checkmate.

Tactical themes

Anastasia’s mate, attraction, kingside attack, mate, mate in 4, middlegame, sacrifice, very long. The combination ends with Rh1# delivering checkmate.

Position data

FEN: r4rk1/p1p2ppp/bpN1pn2/2b1B3/8/2P3P1/1P3PP1/1BKR3R b - - 0 18

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