[Event "?"]  [Site "?"]  [Date "2017.07.03"]  [Round "?"]  [White "Tactics #65"]  [Black "   Steinitz - Chigorin, 1892   "]  [Result "*"]  [SetUp "1"]  [FEN "4rr1k/1ppb3p/2q3p1/p7/3n4/1BP1B3/PP3PP1/2K2Q1R w - - 0 1"]  [PlyCount "11"]  [SourceDate "2017.07.03"]   1. Rxh7+ $1 {[pgndiagram] This rook sacrifice leads to a forced mate} Kxh7 2.  Qh1+ Kg7 3. Qh6+ Kf6 4. Qh4+ {[pgndiagram] The Black king is caught in the  crossfire of the queen and bishop. It is amazing how Black pieces are unable  to interfere with the checks} Ke5   (4... Kg7 5. Bh6+ Kh7 6. Bxf8# {[pgndiagram]  Mates in another fashion}) 5. Qxd4+ Kf5 6. g4# {[pgndiagram] One of the most  famous combinations in the chess history, and quite deservingly so.} *