<div class="user_solution"><p class="MsoNormal"><u><span lang="FR">Thematic try</span></u><span lang="FR"> :</span></p> <p class="MsoNormal"><br /></p> <p class="MsoNormal"><span lang="FR">1. Bf4 ?<span>  </span>Threat<span>  </span>2. Re3 !</span></p> <p class="MsoNormal"><span lang="FR">1......... Rg5 !! and no mate in 4. </span></p> <p class="MsoNormal"><span lang="FR"><span> </span>e.g : 2. Rd3 Rd5 ! 3. Rxd5 cxd5 4. Rf7(Bd6) Kd8 5. Bd6(Rf7) Ke8(c8) 6. Rf8 #</span></p> <p class="MsoNormal"><span lang="FR">1..........Rh6 ?<span>  </span>2. Rc7+ !<span>  </span>Kd8<span>  </span>3. Nb7+<span>  </span>Ke8<span>  </span>4. Bxh6<span>  </span>~<span>  </span>5. Re3 #</span></p> <p class="MsoNormal"><span lang="FR">1..........Re6 ?<span>  </span>2; Rd3 !<span>  </span>Re3+<span>  </span>3. Rxe3 ! ( 3. Bxe3 ?<span>  </span>Rb8 !! and mate in 5 ) 3....Rd8<span>  </span>and mate in 2.</span></p> <p class="MsoNormal"><br /></p> <p class="MsoNormal" style="margin-left: 36pt;"><b><span lang="FR">1. Re3 !<span>  </span></span></b><span lang="FR">Threat<span>  </span>2. Re8 #</span></p> <p class="MsoNormal" style="margin-left: 36pt;"><br /></p> <p class="MsoNormal"><b><span lang="FR"><span>  </span>A)<span> </span>1......... Rd6 !</span></b></p> <p class="MsoNormal" style="margin-left: 36pt;"><b><span lang="FR">2. Re8+ !</span></b></p> <p class="MsoNormal" style="margin-left: 36pt;"><span lang="FR">2. Ree7 ?<span>  </span>Rd3+ !<span>  </span>3. Nxd3<span>  </span>Rb8 ! ( 3..... Ra6 ?<span>  </span>4. Bg5 !<span>  </span>Kd8<span>  </span>5. Rb8 # ) 4. Rec7+ Kd8</span></p> <p class="MsoNormal"><span lang="FR"><span> </span>5. Bg5+<span>  </span>Ke8<span>  </span>6. Rxb8 #</span></p> <p class="MsoNormal"><span lang="FR"><span> </span><b>2......... Rd8</b></span></p> <p class="MsoNormal"><b><span lang="FR"><span> </span>3. Bf4 !! </span></b><span lang="FR"><span> </span>Threat<span>  </span>4. Rc7+<span>  </span>Kb8<span>  </span>5. Rxd8 #</span></p> <p class="MsoNormal"><b><span lang="FR"><span> </span>3......... Rxe8 !</span></b></p> <p class="MsoNormal"><b><span lang="FR"><span> </span>4. Rc7+<span>  </span>Kd8(b8)</span></b></p> <p class="MsoNormal"><b><span lang="FR"><span>     </span><span>  </span>5. Nb7(d7) #</span></b></p> <p class="MsoNormal"><span lang="FR"><span> </span></span></p> <p class="MsoNormal"><span lang="FR"><span> </span>Model echo mates with self block by a R on e8 and block by the other one on a flight square on a8</span></p> <p class="MsoNormal"><br /></p> <p class="MsoNormal"><b><span lang="FR"><span>  </span>B)<span> </span>1........ Rg8 !</span></b></p> <p class="MsoNormal"><b><span lang="FR"><span> </span>2. Ree7<span>   </span>Rh8 (f8) </span></b></p> <p class="MsoNormal"><b><span lang="FR"><span> </span>3. Rec7+ ! </span></b></p> <p class="MsoNormal"><b><span lang="FR"><span> </span></span></b><span lang="FR">3. Rbc7+ ?<span>  </span>Kb8 !<span>  </span>4. ?</span></p> <p class="MsoNormal"><span lang="FR"><span>     </span><span>  </span><b>3........ Kd8</b></span></p> <p class="MsoNormal"><b><span lang="FR"><span> </span>4. Ne6+ !</span></b></p> <p class="MsoNormal"><b><span lang="FR"><span> </span></span></b><span lang="FR">4. Bg5+ ? Ke8 ! and mate in 2</span></p> <p class="MsoNormal"><span lang="FR"><span> </span><b>4........ Ke8</b></span></p> <p class="MsoNormal"><b><span lang="FR"><span> </span>5. Re7 #</span></b></p></div><br />