[Event "めいまが2025年2月号: Ralf Krätschmer and Gustav (Computer program), 4th HM Schach-Aktiv, 1994"] [Date "2025.02.04"] [Result "*"] [Variant "Standard"] [ECO "?"] [Opening "?"] [StudyName "めいまが2025年2月号"] [ChapterName "Ralf Krätschmer and Gustav (Computer program), 4th HM Schach-Aktiv, 1994"] [ChapterURL "https://lichess.org/study/0I6oGD6n/JicNM6Ol"] [Annotator "https://lichess.org/@/MeiKomai"] [FEN "8/p7/p7/K3p1Q1/1PP1k3/2Pp1p1N/1p1r3p/5B1r w - - 0 1"] [SetUp "1"] [UTCDate "2025.02.04"] [UTCTime "00:50:06"] [Orientation "white"] { #11 } 1. Qg6+ Ke3 2. Qh6+ (2. Qf5? Re2 3. Qg5+ Ke4 4. Nf2+ Rxf2 5. Bh3?? Ra1#) 2... Ke4 3. Qh7+ Ke3 4. Qxa7+ Ke4 5. Qh7+ Ke3 6. Qf5 Re2 7. Qg5+ Ke4 8. Nf2+ Rxf2 9. Bh3 Ra1+ 10. Kb6 d2 { any } 11. Bf5# *