<div class='user_solution'><b><span style="font-size: 14pt; font-family: 'FigurineCB AriesSP';">1.Nd3+! </span></b><span style="font-size: 14pt; font-family: 'FigurineCB AriesSP';">[1.Qe3+? Kb1! 2.Qe4+ Rc2! 3.Nc3+ <i>(3.Qxb7 Bg2+ 4.Ke1 h1Q#) </i>3...Ka1! 4.Qxc2 Rxf3+! 5.Bxf3 Qxf3+ 6.Ke1 Qe3+ 7.Kf1 Qg1+ 8.Ke2 Bf3+–+] <b>1...Kb1! </b>[1...Kc2 2.Qe2+ Kb1 3.Nc3+! Rxc3 4.Qd1+ Ka2 5.Qd2+=] <b>2.Qe1! </b>[2.Nc3+? Kc2!–+] <b>2...Bxf3 </b>[2...Rc1 3.Nc3+! Kc2 4.Qxc1+ Kxd3 5.Ne4=] <b>3.N1f2+! </b>[3.Bxf3? h1Q+–+] <b>3...Ka2 </b>[3...Kc2 4.Bxf3 Rxf3 5.Qd1+ Kc3 6.Qxf3=] <b>4.Bxf3! </b>[Them. try 4.Qa5+? Kb3! 5.Bxf3 Rxf3 6.Qd5+ Ka4! 7.Qxf3 Rc1+ 8.Ke2 <i>(8.Ne1 </i>this is not check <i>8...Rxe1+–+) </i>8...Qxf3+ 9.Kxf3 h1Q+ 10.Nxh1 Rxh1–+ EGTB; 4.Qd2+? Kb3! 5.Qb2+ Ka4! 6.Bxf3 <i>(6.Qxb7 Rc1+ 7.Nxc1 Bxb7–+) </i>6...Rc1+! 7.Qxc1 h1Q+! 8.Bxh1 Qxh1+ 9.Ke2 Re6+ 10.Kd2 Qh6+ 11.Kd1 Qh5+ 12.Kd2 Qe2+ 13.Kc3 Rc6+–+] <b>4...Rxf3 5.Qe2+ </b>[5.Qa5+? Kb3–+ as after 4.Qa5+?] <b>5...Ka1! </b>[5...Ka3 6.Qxf3= as main line; 5...Kb3 6.Qxf3=] <b>6.Qe5+! </b>[6.Qxf3? Rc1+ 7.Ke2 Qxf3+ 8.Kxf3 h1Q+ 9.Nxh1 Rxh1–+ EGTB; 6.Qd1+? Qb1–+] <b>6...Kb1 </b>[6...Ka2 7.Qe2+= as main line] <b>7.Qe1+ </b>switchback <b>7...Ka2 8.Qe2+ </b>switchback <b>8...Ka3 9.Qxf3 </b>till now <b>9...Rc1+ 10.Ne1+! </b>[10.Ke2? Qxf3+–+] <b>10...Qxf3 </b>model double pin stalemate after live play.</span></div>