<div class='user_solution'><span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">1.Qc1+! </span></b></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">1.Qd2+? Kf6 2.e8N+ Qxe8+ 3.Kxe8 Nxd6+ 4.Kf8 <i>(4.Qxd6+ Bxd6 5.h7 Kg7–+) </i>4...Nc4+–+</span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">1...Kf6 </span></b></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">1...Kg4 2.Qxc5=</span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">2.e8N+! </span></b></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">2.e8Q? Bxd6–+</span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">2...Qxe8+ 3.Kxe8 Nxd6+ 4.Kf8 Nb7+ </span></b></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">4...Nc4+ 5.Ke8 N6e5 6.Qxc4 Nxc4 7.Bxc4=</span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">5.Qxc5! </span></b></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">5.Ke8? Ne5! 6.Qxc5 Nxc5 7.h7 Kg7–+</span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">5...Nxc5 6.h7 Nd7+ </span></b></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">6...Ne6+ 7.Bxe6=</span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">7.Ke8 Kg7 8.h6+ Kh8 9.Be6 Nf6+ </span></b></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">main</span></b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> 9...Bxe6 = model stalemate</span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;">10.Kf7 Nd8+ 11.Kxf6 Bxe6 12.Ke7= <br /></span></b></span><span class="MsoNormal" style="text-align:justify;display:block;"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"><br /></span></b></span><span class="MsoNormal" style="text-align:justify;display:block;"><b>After C.De Feijter-1938</b><br /><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"></span></b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"></span></span> <span class="MsoNormal" style="text-align:justify;display:block;"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></span> <p class="MsoNormal"><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></p> <p class="MsoNormal"><b><span style="font-family: &quot;Times New Roman&quot;, &quot;serif&quot;;"> </span></b></p></div>