<p><font size="4" face="Times New Roman">1...Sg6 2.Bxg6 <b>E</b> ~ 3.Sf5+ <b>A</b> Kg7-~ 4.Ra8# <b>D</b>, </font></p><p><font size="4" face="Times New Roman">1.Sf5+? <b>A</b> Kxf7!,</font></p><p><font size="4" face="Times New Roman">1.Se5? ~ 2.Sf5+ <b>A</b> Kh8 3.Rh6+ Sh74.Sg6#, 1...Se6!, </font></p><p><font size="4" face="Times New Roman"><b>1.Ra8! D</b> zz. Kh8 2.Sf5! <b>A</b> ~ 3.Rxf8+ <b>B</b> Kh7 4.Sf6# <b>C</b>, 2...Kh7 3.Sf6+ <b>C</b> Kh8 4.Rxf8# <b>B</b>,</font></p><p> </p><p><font size="4" face="Times New Roman">1...Kh7 2.Rxf8 <b>B</b> zz. Kg7 3.Rg8+ Kh7 4.Bg6# <b>E</b>. </font></p><p><br /></p>