Chess Puzzle #Uxdj2 — Advanced, White to move, middlegame

Position

White: king h1; queen h6; rooks a1/f4; bishop g2; knight c3; pawns a2/b2/e4/f5/g3/h2. Black: king g8; queen d8; rooks c8/e8; bishops c5/c6; knights d4/f6; pawns a7/b4/f7. Black is ahead by 3 points of material. White to move.

Solution (4 moves)

1. Opponent setup: bxc3 — pawn b4→c3, captures knight. Now White to move.
2. Best move: Rh4 — rook f4→h4. Opponent replies Nh7 (knight f6→h7).
3. Best move: Rg4+ — rook h4→g4, gives check. Opponent replies Qg5 (queen d8→g5).
4. Best move: Rxg5+ — rook g4→g5, captures queen, gives check. Opponent replies Nxg5 (knight h7→g5, captures rook).
5. Best move: Qxg5+ — queen h6→g5, captures knight, gives check.

Tactical themes

advantage, kingside attack, middlegame, quiet move, very long. The key move Rxg5+ captures with check, forcing a response.

Position data

FEN: 2rqr1k1/p4p2/2b2n1Q/2b2P2/1p1nPR2/2N3P1/PP4BP/R6K b - - 1 20

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