<p><strong>1.Qd5! zz</strong></p> <p><strong>     </strong>[ 1.Qg2?  Ka7  2.Qa2+  Kb6  3.Qb3+  Kc7!  4.Qc3+  Kb6 ]</p> <p><strong>1...g2</strong></p> <p><strong>     </strong>[ 1...Re8+  2.Nxe8 etc. ]</p> <p><strong>2.Qa2+  Ra7  3.Qxg2+  Rab7  4.Qc6! zz</strong></p> <p><strong>     </strong>[ 4.Qd5?  Re8+! ]</p> <p><strong>4...Ka7</strong></p> <p><strong>     </strong>[ 4...Re8+  5.Qxe8+ etc. ]</p> <p><strong>5.Qa4+  Kb6  6.Qb5+  Kc7  7.Qc5+  Kd8  8.Qa5+  Rb6  9.Qg5+  Kc7</strong></p> <p><strong>10.Qg7+  Kc6  11.Qc3#</strong></p>