<div class="user_solution"><strong>1.Rh1 </strong>(1.Rc7+? Kd5! 2.Rh5+ Kd4=) <strong>1...Rc3 </strong>(1...Rc1 2.Rc7+ +-) <strong>2.Rd1</strong> <strong>Rd3+ 3.Ke8</strong><strong>!</strong> (3.Ke6? Kd4! 4.Rc7 Ke3=) <strong>3...Kd4</strong> (3...Kd5 4.Rxd2! +-; 3...Re3+ 4.Re7 +-; 3...Kc4 4.Rc7+ - main line) <strong>4.Re7</strong><strong>!</strong> (4.Rd7+? Ke3!=) <strong>4...Kc4 5.Rc7+! Kd4</strong> (5...Kd5 6.Rxd2 +-) <strong>6.Rh1</strong><strong>!!</strong> switchback (6.Re7? Kc4 - loss of time) <strong>6...Ke4</strong> (6...d1Q 7.Rxd1 Rxd1 8.Rd7+ +-; 6...Ke3 7.Rh3+ Ke2 8.Re7+ +-; 6...Kd5 7.Rh5+ Kd4 8.Rd7+ Kc4 9.Rc5+ +-) <strong>7.Re7+! Kd5</strong> (7...Kf3 8.Rh3+ +-) <strong>8.Kf7! Kc5</strong> (8...Kc4 9.Rc7+ Kd4 10.Kf6 +-) <strong>9.Rd1! </strong> switchback <strong> 9...</strong><strong>Kc4 10.Kf6 Rd5</strong> (10...Rd6+ 11.Ke5 Rd5+ 12.Ke4 Rd4+ 13.Ke3 Rd3+ 14.Ke2 +-; 10...Rd8 11.Re3! Kd4 12.Rxd2 +-) <strong>11.Re3!</strong> (11.Ke6? Rd8=) <strong>11...Rd3</strong> (11...Rd7(Rd8) 12.Kf5 +-) <strong>12.Re8!</strong> (12.Re6(Re7)? Rd5 13.Re3 - loss of time) <strong>12...Kc3 13.Rc8+, win.</strong> (13...Kd4 14.Rh1(f1)! d1Q 15.Rxd1 Rxd1 16.Rd8+ +-)</div><br />