<div class='user_solution'><p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1.Rd5? <b>g2 2.Kxg2</b> ~ 3.Rxd2 ~ 4.Bc2#<span>   </span><span>  </span><span>  </span><span> </span><span> </span>1…gf !<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1.Bb4? <b>g2 2.Bxd2</b> g1S+ 3.Rxg1~ 4.Sc3#<span>     </span><span>    </span>1…gf !<span>     </span><span>    </span><o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1.fxe7? <b>g2 2.f8Q</b> ~ 3.Rxg2 g5 4.Qf5#<span>    </span><span>     </span>1…gf !<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;"><o:p> </o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1.Kxg3? ~ 2.Rd5 ~ 3.Rxd2 ~ 4.Bc2# <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1...e5 2.Ra8 e4 3.Rxa2 Kxa2 4.Sc3# <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1...e6 2.f8Q e5 3.Qe7 e4 4.Qxe4# <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1...ef!<o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;"><o:p> </o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1.fg! <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1...e5 2.Ra8 e4 3.Rxa2 Kxa2 4.Sc3# <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1...e6 2.f8Q e5 3.Qe7 e4 4.Qxe4# <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1...ef 2.Rxg6 ~ 3.f8Q f5 4.Qxf5# <o:p></o:p></span></p> <p class="MsoNormal"><span lang="EN-US" style="font-size: 12pt; line-height: 115%; font-family: &quot;Times New Roman&quot;, serif;">1...ed 2.Rc8 d5 3.cd ~ 4.Bc2#<o:p></o:p></span></p></div>