<div class="user_solution"><p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">1. Bb5? Kd5 2. Qe3 (3. Qc3 4. Bc6#) Ke5 3. Kxe7 Kf5 4. Qg3 e3 5. Bd3#</span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">4. ... e5 5. Bd7#</span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">3. ... Kd5 4. Qc3 (5. Bc6#)</span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">1. ... e3!</span></p><p class="MsoNormal"><b><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;"></span></b></p><p class="MsoNormal"><br /></p><p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">1. Bf1? </span><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;" lang="NL">Kd5 2. Qe3 Ke5 3. </span><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">Kxe7 Kf5 4. Qg3 (5. Bh3#) e3 5. Bd3#</span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">3. ... Kd5 4. Qc3 e3 5. Bg2#</span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">4. ... e5 5. Qc4#</span></p> <span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;" lang="EN-US">1. ... e3!</span><p class="MsoNormal"><b><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;"></span></b></p><p class="MsoNormal"><b><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;"><br /></span></b></p><p class="MsoNormal"><b><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">1. Be2!</span></b><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;"> e3 2. Qh4 Kf5 3. Kxe7 Ke5 4. Bf3 (5. Qf6#,Qe4#) Kf5 5. Qf6#<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">3. ... Kg6 4. Bd3+ Kg7 5. Qh7#<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">2. ... Kd5 3. Qf4 Kc5 4. Qc4+ Kb6 5. Qc7#<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">1. ... Kd5 2. </span><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;" lang="NL">Qe3 Ke5 3. </span><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">Kxe7 Kf5 4. Qg3 e3 5. Bd3#<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">4. ... e5 5. Qg4#<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">3. ... Kd5 4. Qc3 e3 5. Bf3#<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;">4. ... e5 5. Qc4#<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;"><o:p><br /></o:p></span></p><span style="font-size: 12pt; line-height: 107%; font-family: &quot;Times New Roman&quot;, serif;" lang="EN-US"><o:p></o:p></span> <p class="MsoNormal"><span style="font-size: 12pt; line-height: 107%;" lang="EN-US">Keywords: </span><span style="font-size: 12pt; line-height: 107%;" lang="EN-US"><span style="font-size: 12pt; line-height: 107%;" lang="EN-US"><span style="font-size: 12pt; line-height: 107%;" lang="EN-US">miniature, </span></span></span><span style="font-size: 12pt; line-height: 107%;" lang="EN-US"><span style="font-size: 12pt; line-height: 107%;" lang="EN-US"><span style="font-size: 12pt; line-height: 107%;" lang="EN-US"><span style="font-size: 12pt; line-height: 107%;" lang="EN-US">no white pawns, </span>flight giving key, </span>White correction, </span></span><span style="font-size: 12pt; line-height: 107%;" lang="EN-US">selfblock, line opening, switchback (k), </span><span style="font-size: 12pt; line-height: 107%;" lang="EN-US"><span style="font-size: 12pt; line-height: 107%;" lang="EN-US">changed mates, </span>echo mates (mirrored on e-file)<o:p></o:p></span></p></div><br />