<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="HU">It is obvious, that the white rook should leave from c7. Besides, it is necessary to prevent advancement of a dangerous pawn e3. At first sight it is necessary to play Re7. But as it is possible to see, it - only try: </span><span lang="EN-US"> </span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 27pt;"><span class="apple-style-span"><span lang="HU">try 1.Re7!?Kd8! 2.Re4 Bd7 3.Kc1 Kc7! 4.Rf4</span></span><span class="apple-converted-space"><span lang="HU"> </span></span><span class="apple-style-span"><span lang="HU">(4.d5 Kd6-+)</span></span><span class="apple-converted-space"><span lang="HU"> </span></span><span class="apple-style-span"><span lang="HU">4...Sf2! 5.Rf3 Sd3+! 6.Kd1 Bg4! 7.Ke2 Se1!! 8.Kxe3 Sxf3 9.Kf4 Bh5-+</span></span><span class="apple-converted-space"><span lang="HU">  </span></span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span class="apple-style-span"><span lang="HU">1.Rb2!</span></span><span class="apple-converted-space"><span lang="HU">  </span></span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span class="apple-style-span"><span lang="HU">1...Kc7 2.Kc1 Bc6 3.Rc2 Kd6 4.Rc5 Sf6 5.Re5 Sd5 6.Kd1=</span></span><span class="apple-converted-space"><span lang="HU">  </span></span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span class="apple-style-span"><span lang="HU">1...Bd1!</span></span><span class="apple-converted-space"><span lang="HU"> </span></span><span class="apple-style-span"><span lang="HU">2.Rb6! (or also</span><span lang="HU"> </span><span lang="HU">2...e2 3.Re6 Kd7 4.d5! Sh2 5.Kb2 Sf3 6.Kc3 e1Q+ 7.Rxe1 Sxe1 8.Kd2=</span></span><span class="apple-converted-space"><span lang="HU"> ) </span></span><span class="apple-style-span"><span lang="HU">2…Kc7</span></span><span class="apple-converted-space"><span lang="HU"> </span></span><span class="apple-style-span"><span lang="HU"> 3.Re6</span></span><span class="apple-converted-space"><span lang="HU">  </span></span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 27pt;"><span class="apple-style-span"><span lang="HU">3.Ra6? Bb3 4.d5 e2 5.Re6 Bc4-+</span></span><span class="apple-converted-space"><span lang="HU">  </span></span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span class="apple-style-span"><span lang="HU">3...Kd7 4.d5 Bf3 5.Kc2!</span></span><span class="apple-converted-space"><span lang="HU">  </span></span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 27pt;"><span class="apple-style-span"><span lang="HU">try 5.Kc1!? Bxd5 6.Rg6</span></span><span class="apple-converted-space"><span lang="HU"> </span></span><span class="apple-style-span"><span lang="HU">(6.Ra6 Bc4 7.Rg6 e2-+)</span></span><span class="apple-converted-space"><span lang="HU"> </span></span><span class="apple-style-span"><span lang="HU">6...Bf3 7.Kc2 Be4+-+</span></span><span class="apple-converted-space"><span lang="HU">  </span></span></p><p></p> <p></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span class="apple-style-span"><span lang="HU">5...Bxd5 6.Ra6! Sf2 7.Ra1! Ke6 8.Re1 Be4+ 9.Kc3 Ke5 10.Rxe3 Sd1+ 11.Kd2=</span></span><span class="apple-converted-space"><span lang="HU"> </span></span></p> <p></p>