<div><font size="4" face="Times New Roman" color="#3e6617">1.Rxc3?, Kb5! or 1.Nd4? and 2.Rxc3? Kxc3? are not good, therefore is needed covering of b5 from other side.</font></div><div><font size="4" face="Times New Roman" color="#3e6617"><br /></font></div><div><font size="4" face="Times New Roman" color="#3e6617">1.Bf6!! threat 2.Nde5+ Kc5 3.Be7#</font></div><div><font size="4" face="Times New Roman" color="#3e6617">1. ... Ra5+ 2.Ng5 Ra4 3.Nxf7 (threat 4.Nd6+ ...) Ra5+ 4.Ng5 Ra4 5.Ne6 (threat 6.Ne5#) Ra5+ 6.Be5 bishop is on diagram position Ra4 and only now 7.Nc7 threat 8.Rc3     7. ... Ra3 8.Rb4#</font></div><br />