<div class='user_solution'><p class="MsoNormal" style="margin-bottom: 0.0001pt; line-height: normal;"><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">1.</span><span lang="AZ-LATIN" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">R</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">f6? hg3! (a)</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif;"><br /> <span style="background: white;">1.</span></span><span lang="AZ-LATIN" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">R</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">3g1? h3! (b)</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif;"><br /> <span style="background: white;">1.</span></span><span lang="AZ-LATIN" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">R</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">h1? g4! (c)</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif;"><br /> <br /> <span style="background: white;">1.</span></span><span lang="AZ-LATIN" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">R</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">f4! (ZZ) <o:p></o:p></span></p> <p class="MsoNormal" style="margin-bottom: 0.0001pt; line-height: normal;"><span lang="EN-US" style="font-size: 14pt; font-family: 'Times New Roman', serif;">1. ... hxg3</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;"> (a) 2.S:g3#</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif;"><br /> <span style="background: white;">1... h3 (b) 2.</span></span><span lang="AZ-LATIN" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">R</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">:h3#</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif;"><br /> <span style="background: white;">1... g4 (c) 2.</span></span><span lang="AZ-LATIN" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">R</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif; background: white;">f5#</span><span lang="EN-US" style="font-size: 11.5pt; font-family: Arial, sans-serif;"><br /> <span style="background: white;">1... gf4 2.S:f4#<o:p></o:p></span></span></p></div>