<div class='user_solution'><span style="text-align:justify;display:block;" class="MsoNormal"><b>1.Bh3! </b></span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>Try:</b> 1.Rh5? Qxh5 2.Bxh5 Kxg2 3.Bd4 f3 4.Bg6 <i>(4.Bf7 Rd8=) </i>4...f2 5.Be4+ Kg1 6.Ka5 Rd8=</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>1...Ra8+ 2.Kb5! </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">2.Kb6? f3! 3.Rxa8 <i>(3.h8Q?? Qd6–+) </i>3...Qd6=</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>2...Rxa5+ </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">2...f3 3.h8Q+-</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>3.Kxa5 f3 4.h8Q fxg2 </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">4...Qc7+ 5.Bb6+-</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>5.Qg7!</b></span> <span style="text-align:justify;display:block;" class="MsoNormal">5.Qc3? Qf4! 6.Qe1+ Kh2 7.Bg4 Qg5+ 8.Ka6 Qg6+ 9.Be6 <i>(9.Kb5 Qg5+ 10.Kc6 Qg6+ 11.Kc5 Qg5+=) </i>9...g1Q=</span> <span style="text-align:justify;display:block;" class="MsoNormal"><b> </b></span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>5…g1Q 6.Qb7+ Qhg2 7.Bxg2+ Qxg2 8.Qh7+ Qh2 9.Qe4+ </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">9.Qb1+? Kg2=</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>9...Qg2 10.Qe1+ Kh2 11.Qe5+ Kh1 </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">11...Kh3 12.Qh5#</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>12.Qh5+ Qh2 13.Qd1+ Kg2 14.Qe2! </b><b>Zugzwang</b> <b>14...Qb8 </b></span> <span style="text-align:justify;display:block;" class="MsoNormal">14...Qc7+ 15.Bb6+-</span> <span style="text-align:justify;display:block;" class="MsoNormal">14...Qd6 15.Bc5+-</span> <span style="text-align:justify;display:block;" class="MsoNormal">14...Qf4 15.Be3+-</span> <span style="text-align:justify;display:block;" class="MsoNormal">14...Kh3 15.Qf3+-</span> <span style="text-align:justify;display:block;" class="MsoNormal">14...Kh1 15.Qf1+-</span> <span style="text-align:justify;display:block;" class="MsoNormal"> </span> <span style="text-align:justify;display:block;" class="MsoNormal"><b>15.Ba7+- </b><span style="font-size: 10pt; font-family: &quot;FigurineCB AriesSP&quot;;"></span></span> <p class="MsoNormal"><span style="font-size: 10pt; font-family: &quot;FigurineCB AriesSP&quot;;"> </span></p> <p class="MsoNormal"> </p></div>