<div class='user_solution'><span style="text-align:justify;display:block;" class="MsoNormal"><b>1.Kh3! </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">1.Qd5? Qf2 2.Kh3 Qb2/c2</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>1...Qf1 2.Qd5! </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">2.Qe4? Qe2! 3.Qxe2 g1N+! 4.Rxg1+ hxg1N+</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>2...Qe2 3.Ra3! </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">3.Rc3? Kg1 4.Rc1+ Kf2 5.Qxg2+ Ke3 6.Qg5+ Kd4 mate in 17 moves</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><span> </span><b>3...Kg1 4.Ra1+ Kf2 5.Qxg2+ </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">5.Kxh2? Qe4!! 6.Qf7+ Ke2 7.Ra2+ Kd3 8.Qb3+ Kd4 9.Ra4+ Ke5 10.Qb8+ Kf5 11.Qf8+ Ke5 mate in 17 moves</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>5...Ke3 6.Qg5+ Kd3! </b></span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>not </b>6...Kd4 7.Ra4+ Kd3 <i>(7...Kc3 8.Qc5+ Kd2 9.Qb4+) </i>8.Qb5+ Kd2 9.Qb4+ Kd1 10.Ra1+ Kc2 11.Ra2+ Kd3 12.Ra3+ Kc2 13.Qc3+ Kd1 14.Ra1#</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>7.Qd5+! </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">7.Qb5+? Kd2 8.Ra2+ Kc3! 9.Ra3+ Kd4! 10.Ra4+ Ke3 11.Qe5+ Kd2 12.Ra2+ Kd3 13.Ra3+ Kc4 14.Rc3+ Kb4 15.Qc5+ Ka4 16.Ra3#</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>7...Kc3 </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">not 7...Kc2? 8.Ra2+ Kc3 9.Rxe2 h1Q+ 10.Qxh1 Kd4 11.Qd1+ Kc4 12.Rc2+ Kb5 13.Qb1+ Ka5 14.Ra2#</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><span> </span><b>8.Ra3+ Kb4 9.Qd6+ ….</b></span> <span style="text-align:justify;display:block;" class="MsoNormal"><b> </b></span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>9...Kb5 10.Rb3+ Kc4 11.Rb4+ Kc3 12.Qd4+ Kc2 13.Rb2+ Kc1 14.Qc3+ Kd1 15.Rb1# </b></span> <span style="text-align:justify;display:block;" class="MsoNormal"><b> </b></span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>9...<span>Kc4 10.Ra4 Kc3 11.Qb4 Kc2 12.Ra2+ Kd3 13.Ra3+ Kc2 14.Qc3+ Kd1</span></b>/<b>b1</b> <b>15.Ra1# </b></span></div>