Chess Puzzle #gqKpK — Master, Black to move, endgame

Position

White: king g4; rook a3; knight e3; pawns g3/h3. Black: king h6; rook f3; bishop e4; pawns e6/g7. Material is balanced. Black to move.

Solution (5 moves)

1. Opponent setup: Kh4 — king g4→h4. Now Black to move.
2. Best move: g5+ — pawn g7→g5, gives check. Opponent replies Kg4 (king h4→g4).
3. Best move: Rf2 — rook f3→f2. Opponent replies h4 (pawn h3→h4).
4. Best move: Bf5+ — bishop e4→f5, gives check. Opponent replies Nxf5+ (knight e3→f5, captures bishop, gives check).
5. Best move: exf5+ — pawn e6→f5, captures knight, gives check. Opponent replies Kh3 (king g4→h3).
6. Best move: g4# — pawn g5→g4, delivers checkmate.

Tactical themes

endgame, mate, mate in 5, quiet move, very long. The combination ends with g4# delivering checkmate.

Position data

FEN: 8/6p1/4p2k/8/4b1K1/R3NrPP/8/8 w - - 3 59

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