<div class="user_solution"><p>1.Qe8! Re2! 2.Qg6! Re3! 3.Qc6+ Kg1 4.Bxe3+ Kf1 5.Qf3+ Ke1 6.Qf2+ Kd1 7.Qd2#</p><p>(2...Rf2 3.Qe4+ Kg1 4.Qe1+ Kg2 5.Qf2+ Kh1 6.Qf1(f3)# 3...Rg2 4.Bb8 Kg1 5.Qe1#</p><p>2...Rg2 3.Qb1+ Rg1 4.Qe4+ Rg2 5.Bb8 Kg1 6.Qe1# 2...Re6 3.Qxe6 Kg2 4.Qe2+ Kg3 5.Bb8 Kh4 6.Qe4#)</p><p>(1...Rg4 2.Kh5 Kg2 3.Kxg4 Kf1 4.Qe3 h1S 5.Kf3 3...h1S 4.Qe3 Sf2 5.Qxf2+)</p><p>(1...Rg6+ 2.Kxg6 Kg2 3.Qe2+ Kg3 4.Bb8+)</p></div><br />