Chess Puzzle #W5iqK — Master, Black to move, middlegame

Position

White: king c5; queen b4; rook h7; knight c3; pawns a2/b3/b6/d4/e3. Black: king c8; queen f1; rook g5; bishop f2; pawns a7/c6. White is ahead by 3 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kd6 — king c5→d6. Now Black to move.
2. Best move: Bg3+ — bishop f2→g3, gives check. Opponent replies Ke7 (king d6→e7).
3. Best move: Rg8 — rook g5→g8. Opponent replies b7+ (pawn b6→b7, gives check).
4. Best move: Kb8 — king c8→b8.

Tactical themes

crushing, endgame, long, master, quiet move. The key move is Bg3+.

Position data

FEN: 2k5/p6R/1Pp5/2K3r1/1Q1P4/1PN1P3/P4b2/5q2 w - - 7 44

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