<div class='user_solution'><p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2"><b>1.Kf3! </b></font> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2">Tries :</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"> <font size="2">a) 1.Ke3? Nxf6 2.Nxf6+ Kxh4 3.Nf5+ Kh3=</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"> <font size="2">b) 1.Nf5? Kg6 2.Nxd6 Nxd6 3.Ng5 Kxf6=</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"> <font size="2">c) 1.Nc8? Bb4 2.f7 Kg6=</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><br /> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"> <font size="2"><b>1...Nd2+ </b></font> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2">main 1...Nxf6 2.Nxf6+ Kxh4 3.Ng6+! <i>(</i>Try in this line : <i>3.Nf5+? Kh3 4.Ng4 Bc7=) </i>3...Kh3 <i>(3...Kg5 4.Ne4++-) </i>4.Ng4 Bxh2 <i>(4...Bb4 5.Nf4+ Kh4 6.Nf2+-) </i>5.Nf2#</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><br /> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2"><b>2.Ke3! Nf1+ 3.Ke4 Nxh2 4.Nf5 Ng4 5.f7! </b></font> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2">5.Nxd6? Nxf6+ 6.Nxf6+ Kxh4=</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><br /> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2"><b>5...Ba3 6.Kf4! </b></font> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2">6.f8Q? Bxf8 7.Nxf8 Nh6! 8.Nxh6 <i>(8.Ng6 Kxg6=) </i>8...Kxh4=; or 6.Ng5? Kg6=</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><br /> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2"><b>6...Nf2 7.f8Q! </b></font> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2">7.Ne3? Kxh4!=; 7.Ke5? Nd3+=</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><br /> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2"><b>7...Bxf8 8.Nxf8 Nh3+ 9.Kg3!+- </b></font> </p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><font size="2">Try : 9.Ke4? Ng5+ 10.Kf4 Nf3 11.Kxf3 stalemate</font></p> <p align="JUSTIFY" style="margin-bottom: 0cm;"><br /> </p></div>