<div class='user_solution'><font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">1. <span style="mso-spacerun: yes;"> </span>Kf4+ </span></b><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">( 1.Kf3+? Kf1 2. Re1+ K:e1 3. K:g2 Ke2 -+ )<b style="mso-bidi-font-weight: normal;"> <span style="mso-spacerun: yes;"> </span>1…Kd2 <span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"> </span>2. Rd8+ Kc2</b> <span style="mso-spacerun: yes;"> </span><b style="mso-bidi-font-weight: normal;">3. Rc8+ Kb2 <span style="mso-spacerun: yes;"> </span>4. Rb8+ Ka2 <span style="mso-spacerun: yes;"> </span>5. Ra8+ Kb1 <span style="mso-spacerun: yes;"> </span>6. Rb8+ Kc1 <span style="mso-spacerun: yes;"> </span>7. Rc</b></span><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">8+ </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1 <o:p></o:p></span></b><br /> <font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">8. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">8+ </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Ke</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1 9. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Re</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">8+ </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kf</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1! </span></b><span lang="RU" style="font-family: Arial; font-size: 14pt;">( 9…</span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kf</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">2 10. </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Ra</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">8 </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">g</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">1</span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Q</span><span lang="RU" style="font-family: Arial; font-size: 14pt;"> 11. </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rb</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">2+ = ) <b style="mso-bidi-font-weight: normal;"><span style="mso-spacerun: yes;"> </span>10.<span style="mso-spacerun: yes;">  </span></b></span><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">8!</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;"><o:p></o:p></span></b><br /> <font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;"><o:p> </o:p></span></b><br /> <font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">a</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">)<span style="mso-spacerun: yes;">  </span>10…</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">g</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Q</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;"><span style="mso-spacerun: yes;">  </span>11. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1+ </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kg</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">2 12. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">R:g1+ K:g1 13. g4 Kg2 14. g5 Kh3<span style="mso-spacerun: yes;">  </span>15. Sg</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">4! </span></b><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">zz</span><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;"><span style="mso-spacerun: yes;">  </span>15…</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kh</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">4<span style="mso-spacerun: yes;">  </span></span></b><span lang="RU" style="font-family: Arial; font-size: 14pt;">( 15…</span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">h</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">5 16. </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">gh</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">! </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">e</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">.</span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">p</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">. = )<b style="mso-bidi-font-weight: normal;"> 16.<span style="mso-spacerun: yes;">  </span></b></span><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Sf</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">6! </span></b><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">zz</span><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;"><span style="mso-spacerun: yes;">  </span>16…</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rb</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">7<span style="mso-spacerun: yes;">  </span>17. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kf</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">5 </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Ra</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">7<span style="mso-spacerun: yes;">   </span><o:p></o:p></span></b><br /> <font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">18. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">S</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">:</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">h</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">7!<span style="mso-spacerun: yes;">  </span></span></b><span lang="RU" style="font-family: Arial; font-size: 14pt;">( 18. </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kf</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">4? </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rg</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">7! </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">zz</span><span style="font-family: Arial; font-size: 14pt;"> <span lang="RU">19. </span></span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kf</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">5 </span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">R</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">:</span><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">g</span><span lang="RU" style="font-family: Arial; font-size: 14pt;">5+ -+ )<b style="mso-bidi-font-weight: normal;"><span style="mso-spacerun: yes;">  </span>18…</b></span><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">R</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">:</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">h</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">7<span style="mso-spacerun: yes;">  </span>19. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">g</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">6 </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Ra</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">7<o:p></o:p></span></b><br /> <font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">20. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kf</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">6 </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Ra</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">6+ 21. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kf</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">7 </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kg</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">5 22. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">g7</span></b><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">, draw<span style="mso-spacerun: yes;">  </span><o:p></o:p></span><br /> <font face="Times New Roman" size="3"> </font><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;"><o:p> </o:p></span><br /> <font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">b</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">)<span style="mso-spacerun: yes;">  </span>10…</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Re</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">7<span style="mso-spacerun: yes;">  </span>11. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1+ </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Re</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1<span style="mso-spacerun: yes;">  </span>12. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">2! </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">g</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1</span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Q</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;"><span style="mso-spacerun: yes;">  </span>13. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Sg</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">4! </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Re</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">2<span style="mso-spacerun: yes;">  </span>14. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1+ </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Re</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1<o:p></o:p></span></b><br /> <font face="Times New Roman" size="3"> </font><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">15. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Rd</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">2 </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Qh</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1 16. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Sh</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">2+ </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Kg</span></b><b style="mso-bidi-font-weight: normal;"><span lang="RU" style="font-family: Arial; font-size: 14pt;">1<span style="mso-spacerun: yes;">  </span>17. </span></b><b style="mso-bidi-font-weight: normal;"><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Sf3+ Kf1<span style="mso-spacerun: yes;">  </span>18. Sh2+ </span></b><span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">draw.</span><br /> <span style="font-family: Arial; font-size: 14pt; mso-ansi-language: EN-US;">Development of the idea from &quot;TFS&quot;, 1982 (Akobia, Neidze)</span><br /> <font face="Times New Roman" size="3"> </font></div>