<div class='user_solution'><b></b><font size="2"><b><p align="JUSTIFY">1.Kd1! Kd7 2.Kc1 Kc6 3.Kb1 Kb5 4.Ka1! Kxb4 </p></b><p align="JUSTIFY">[4...Ka6 5.Ka2 Kb6 6.b5! Kxb5 7.Ka3 Ka5 8.b4+ as in the main line]</p> <p align="JUSTIFY"></p> <b><p align="JUSTIFY">5.Ka2 Ka5 6.Ka3 Kb5 7.b4 Kc4! 8.b5! </p></b><p align="JUSTIFY">[8.Ka4? stalemate; 8.b3+? Kb5 9.Ka2 Kxb4 10.Kb2 Ka5 11.Ka3 Kb5 12.b4 Kc4 13.Ka4 stalemate]</p> <p align="JUSTIFY"></p> <b><p align="JUSTIFY">8...Kxb5 9.b3 </p></b><p align="JUSTIFY">[9.Kb3 loss of time 9...Ka5 10.Ka3 Kb5 11.b3]</p> <p align="JUSTIFY"></p> <b><p align="JUSTIFY">9...Ka5 10.b4+ Kb5 11.Kb3 Kb6 12.Ka4 Ka6 13.b5+ Kb6 14.Kb4 Kb7 </p></b><p align="JUSTIFY">[14...Kc7 15.Ka5 Kb7 16.b6 Ka8 17.Ka6 Kb8 18.b7 Kc7 19.Ka7+–]</p> <p align="JUSTIFY"></p> <b><p align="JUSTIFY">15.Ka5 Ka7 16.b6+ Kb7 17.Kb5 Kb8 18.Kc6 Kc8 19.Kxd6 Kb7 20.Kc5!+– </p></b><p align="JUSTIFY"></p> <p align="JUSTIFY">[20.Kxd5? Kxb6 21.Kxd4 Kc6 22.Kxd3 Kd5=]</p><p align="JUSTIFY"></p><p align="JUSTIFY">Themes:</p><p align="JUSTIFY">-Triangulation.</p><p align="JUSTIFY">-Double pawn sacrifice.</p><p align="JUSTIFY">-Stalemate avoidance.</p><p align="JUSTIFY">-Systematic manoeuvre.</p> <b><p align="JUSTIFY"></p></b><strong></strong> <p>　</p></font></div>